diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-1.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-1.json
index 8a67a0eea19db5549a0200fe0f7f4211c7ef087e..fa963bb786de22c55aae7556d2a83c63521fb4d4 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-1.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-1.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.1",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:5f:9e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:5f:9e",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-10.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-10.json
index 6a62f63b934c0d7c5e268dcbbc8b9c522042afa6..05ea72593f6a812be3ad4657df10c0fc4299318a 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-10.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-10.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.10",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:5f",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:5f",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-11.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-11.json
index 62feedae336b582f888f7013336c19800f503359..130b8c1726faf53fc70c400e5c89a7be3257d220 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-11.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-11.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.11",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:59",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:59",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-12.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-12.json
index 9e3b115846baa4ac569dde4e28f8fd1358b19451..7fdfb255e663fb79ba8da0ddf1718b7fb26df99b 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-12.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-12.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.12",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:5b",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:5b",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-13.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-13.json
index 1634b9381f35bd8ae1719f2dd0e592b55480b4f7..c5d122a94d7f5a3d67b510b4c6f27959facfa170 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-13.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-13.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.13",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:cb",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:cb",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-14.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-14.json
index 864742b89cc5efe142a453e3f55b8dbf46e3c160..cae985812ebec333cbe9b1cccdce76d410bb25a6 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-14.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-14.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.14",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:83",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:83",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-15.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-15.json
index 2d1a5695a4d5f479d16b78492a70f3d2d343e8f8..46bf9dff9a4bfb8b666dd2931330435e73b45f5a 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-15.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-15.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.15",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:fb",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:fb",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-16.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-16.json
index 76d460d00a3d75a9d0e32b452a1f24b16296faa8..b78cd78c24b7eb8a1a4937374aabfb9437ba73dd 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-16.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-16.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.16",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:c3",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:c3",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-17.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-17.json
index c6c4ba57656579919168d7ceafdc9e1b32af7bfb..a219994209659bdb3d051b9ed0edcc8411768ede 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-17.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-17.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.17",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:6e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:6e",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-18.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-18.json
index b28a5ea7a1a1b234214155d84a51384be276b5a8..875e47803dc2410251723ea13c81bba73033027f 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-18.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-18.json
@@ -91,7 +91,7 @@
       "ip": "172.18.17.18",
       "ip6": "fe80::a00:3800:135:c944",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:44",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:44",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-19.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-19.json
index 6b3cc855dce75102e84c78c51566f5b8d057d73b..05ff571a0a40800a07377b3764cd965b16d3da0b 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-19.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-19.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.19",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:b9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:b9",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-2.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-2.json
index ffa46345dbfc4ac8e649cef9be88525963f4e5fe..4f3b51a8bad6554f33d5850f77c8ac9f8e5f8bd1 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-2.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-2.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.2",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:62:7d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:62:7d",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-20.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-20.json
index ffd97a46ca8967926d9ef3d47eb6ccce17f68a2d..81f9c36534fbee50088fba09f71fce77ed97b47a 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-20.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-20.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.20",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:35",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:35",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-21.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-21.json
index ffd17a174ac66af84f2d8524ba376415626905be..e0deadbe79aece5ff52e8dc9c6b7e851eb925b31 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-21.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-21.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.21",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:70",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:70",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-22.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-22.json
index 1a5fdc98c29caea156afca8a3089aca5cc1d3ea9..7ca370932267d6769490ab87d996b71a2963279a 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-22.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-22.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.22",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:6b",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:6b",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-23.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-23.json
index 1cb879fae0b0ea153d9e5cb9c0eca3007dd43640..cd8f74070f650c23844e73d677c7479d63716ff2 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-23.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-23.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.23",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c2",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-24.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-24.json
index 929eedbb85667006989f8bd12c436d305c17791b..3f3d7125417c833a6531991af2bc48fc0c6192c6 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-24.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-24.json
@@ -90,7 +90,7 @@
       "ip": "172.18.17.24",
       "ip6": "fe80::a00:3800:135:ca3a",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:3a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:3a",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -106,7 +106,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-25.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-25.json
index 2116c098ee685d23a5ef943994929c090f70e456..6a855f9d35f35e40da347d475e5ed6f80860b9ba 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-25.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-25.json
@@ -91,7 +91,7 @@
       "ip": "172.18.17.25",
       "ip6": "fe80::a00:3800:135:c815",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:15",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:15",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-26.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-26.json
index af248b5f27922eee2af4bb9d4d24bf43518d8b4f..fb7d175431357780fa789ca6b61b763f348f7c04 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-26.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-26.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.26",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:ff",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:ff",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-28.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-28.json
index ac7e34703fecd600215666e8be4a5e6485a98888..c89799f38aaecaab195954eb692bfdad5d8140e0 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-28.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-28.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.28",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:6d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:6d",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-29.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-29.json
index 9878bf3a93405ed9468b4b234cfdb420c566068b..90cd029c4e47569845bce9d427f648503c8efd55 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-29.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-29.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.29",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:9e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:9e",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-3.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-3.json
index 433d1612105a7f8ebf4f354f1254b9ddd28b223e..731b79cbb46b3baaf21800cd72fa3ba0ef504eaf 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-3.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-3.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.3",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:53",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:53",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-30.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-30.json
index 74efd22344df17923bf7e20ce659388435a36735..bc1e17cfa99b2bd913a1dc9da3407b921b7546e5 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-30.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-30.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.30",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:98",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:98",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-31.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-31.json
index 3d2d932248827d52cc09532f8b159d432c1f569e..0beb0abe2aa4c6e673e12ddfad9d2cc38c0a9e40 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-31.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-31.json
@@ -91,7 +91,7 @@
       "ip": "172.18.17.31",
       "ip6": "fe80::a00:3800:135:cede",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ce:de",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ce:de",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-32.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-32.json
index 226ea4b28d1fd0e62804c3ce642c9e42c1749ac5..333eb21967896b1ce156fa0a3c493f320e1c1cf0 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-32.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-32.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.32",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:ea",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:ea",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-33.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-33.json
index deba360e4639f8f94317e0a8e51d8283fa06d36e..b06469ac10a21c9e211eb22978746ffecec60be5 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-33.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-33.json
@@ -91,7 +91,7 @@
       "ip": "172.18.17.33",
       "ip6": "fe80::a00:3800:135:ca73",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:73",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:73",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-34.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-34.json
index fba71318575e910190355b9f200f2dba7778b5bf..b320f0a90b31c6451478ee32e834579497023586 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-34.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-34.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.34",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:74",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:74",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-35.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-35.json
index ba76048126d98b8704625917f9aa77d4d6cb89fe..0689bb590b769d39efe69fc62627a5392d95e5bc 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-35.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-35.json
@@ -91,7 +91,7 @@
       "ip": "172.18.17.35",
       "ip6": "fe80::a00:3800:135:c914",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:14",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:14",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-36.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-36.json
index bdc061ddd537dc07893bdc66e8bd7488688ab21f..f2e88e1d93d9ce834d5127c2de0800c0aacc20c8 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-36.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-36.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.36",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:da",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:da",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-37.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-37.json
index 2f5f516c2b701a2d87b0622eb736a83f48750d37..2e9943384fd183f7c5c2dff7132b7e9c1d1de0c8 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-37.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-37.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.37",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:8a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:8a",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-38.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-38.json
index 1268e84bdf686f66b1fe8cfe4eed13be6a29f005..f06fc2d1a7c652a5d67c2ca6166b1d9d3bae6b86 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-38.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-38.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.38",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:bc",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:bc",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-39.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-39.json
index a709e9b62b8cd732ec45efc0e23d59a91b36bb6c..8f0f3ea501a9e3b5311d99499d9665a82f3a4a56 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-39.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-39.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.39",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:40",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:40",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-4.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-4.json
index ab5bef24bceb7f79adb8b1008a25d112825b52bd..93063b3915f0fbaa05cf5de182d6c8069aa94b8a 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-4.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-4.json
@@ -91,7 +91,7 @@
       "ip": "172.18.17.4",
       "ip6": "fe80::a00:3800:137:2d73",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:2d:73",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:2d:73",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-40.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-40.json
index d7bca1df14bed5fca1557fa4213025101faaee33..b28aa9532c567a158892afa06fcd9bd83fb62fab 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-40.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-40.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.40",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:7d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:7d",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-41.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-41.json
index 9a062c2b200fc943f7572bf5d759a04ab7c842a7..304ede937e6f0392e13c14e6fb7dfea84f216164 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-41.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-41.json
@@ -90,7 +90,7 @@
       "ip": "172.18.17.41",
       "ip6": "fe80::a00:3800:137:6277",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:62:77",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:62:77",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-42.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-42.json
index 6c23a1a48c6ca9e87f030d13e61d7c27fd168c41..d5a2e690d9003fd6309c6dd8a3b7d918bf3436c5 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-42.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-42.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.42",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:29:c5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:29:c5",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-43.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-43.json
index f7d9fdee405a995ede505162ac246bc7952cf9e1..aeeab38b7a6c12dac5bb7542c31b65cd119981f9 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-43.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-43.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.43",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:bf",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:bf",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-44.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-44.json
index ea3338a4f5fdbcdd4e7200ca2dac8e844d263ce5..a244cdb5accfbe1250ea8256d325487c3233b2a9 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-44.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-44.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.44",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:80",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:80",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-46.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-46.json
index 821cd63c2d58f144f4b6b1774e694c4641d5f74b..7c8342000e93410db0a16e07a02c9fa7218e7540 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-46.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-46.json
@@ -91,7 +91,7 @@
       "ip": "172.18.17.46",
       "ip6": "fe80::a00:3800:135:c8f0",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:f0",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:f0",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-47.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-47.json
index 2193a0ef630eda6fc083ae8ce60e609b0a01c839..0b4226be5c41e1a59d1e40aa7957da6ffa1cb8d4 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-47.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-47.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.47",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:9b",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:9b",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-48.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-48.json
index d987a5f679352eddf28929a4428080fcf0e73c8f..14cb65b809284f020c2f0ee2bdd5c4af13273a30 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-48.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-48.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.48",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:29",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:29",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-49.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-49.json
index ce96502e4aba766cd37b37dd4417199b7ed0015d..6a2008acc5927493e674e4c0669ea40a7da7a601 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-49.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-49.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.49",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:92",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:92",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-5.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-5.json
index 4e082db4ef2a6c1d0f3230da448ac81c5f950690..5c1859f3195b0f84f904081ad0b7d21fb04b60c7 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-5.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-5.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.5",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:d8",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:d8",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-50.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-50.json
index 0634b2518ff45c62e5b703812bf7c595b3df951d..d9d4b8f72be4891041395d4ef6d41200be37090a 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-50.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-50.json
@@ -91,7 +91,7 @@
       "ip": "172.18.17.50",
       "ip6": "fe80::a00:3800:135:ca19",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:19",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:19",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-51.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-51.json
index f172ddeb3735f529168a83f9fd942ac703732f41..c2eb6f9c05073d5ddbfdcc67086191a308c4f909 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-51.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-51.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.51",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:61",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:61",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-52.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-52.json
index 93002e8c1c68a034b7363eb63ffb52495f021353..3b51911abe5e78a76e96d3be4c969eb4a2b08dd2 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-52.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-52.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.52",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:28",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:28",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-53.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-53.json
index e03c59bfa3aae838b68fca94057905d16eb22018..ca1b94a03ba1956db63f98ad38928ea76816a2bb 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-53.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-53.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.53",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:4f",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:4f",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-55.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-55.json
index 9dfa08a08146a113588db9bf63766850a3c1c423..6146243e1573cef4866fc06767d6bbafe20269a4 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-55.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-55.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.55",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:dd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:dd",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-56.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-56.json
index 29d7c42b72cb5bcebaf8a71477c9141971ccb1f0..b8a22c35b8e1d5601af0da2585360a81e66c54d0 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-56.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-56.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.56",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:01",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:01",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-57.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-57.json
index f117e60acee17ff1ae17fac6f15e73aa7dce2292..e6acda096ec14edf12d5e1a4f556bd360c0b7117 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-57.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-57.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.57",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:86",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:86",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-58.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-58.json
index dd11d8d7eedd8f3eb135b40c3d06933b694de04c..a339693d9ac30c4eede1cbb44937e9287a146280 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-58.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-58.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.58",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:0d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:0d",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-59.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-59.json
index 6125b95fe1ec71264f683b5af076418ec57ee62d..d929ca147712fac283eecb01b2df5fe99f176353 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-59.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-59.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.59",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:08",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:08",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-6.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-6.json
index ae028a8ed22dd549be05b4c15352d7eeb6184b5a..3d51e7f8e7a021b12ddc0cc6a68f363faf5c9a97 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-6.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-6.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.6",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:54:8e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:54:8e",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-60.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-60.json
index 7baac1dbfc1a303a6e737e6af345bad2b750ab83..44612d12f9bfabb1aeb5ff096d6d850105f6ee4e 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-60.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-60.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.60",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:37",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:37",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-62.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-62.json
index 9362899c4d906354128e343947b172a300259251..7bdc869d54a2e577181a49bf17dcb0439f71e3a7 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-62.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-62.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.62",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c8",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c8",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-63.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-63.json
index ebf364a261647d69db5baa4b3c382abb68339928..e0c71c12985af911d45959d80e4ca138d2e34df0 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-63.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-63.json
@@ -91,7 +91,7 @@
       "ip": "172.18.17.63",
       "ip6": "fe80::a00:3800:135:c98c",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:8c",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:8c",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-64.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-64.json
index 6f3b96ac95f44ee056bca7e9ceee0c9eac8f1e88..947fe595c6c7a63cd333cb2975e9d836d28b4a25 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-64.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-64.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.64",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:cc:9e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:cc:9e",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-65.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-65.json
index aaebf668609acc23dc4df8436a10229cef707cb4..e962417b5b224958d3b4837cb8d6235d8b2f6dec 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-65.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-65.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.65",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:d7",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:d7",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-66.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-66.json
index 7ee715314a047c77ddb299291aa9a0766d1cc32f..1ddecf8a3c772783a670088e8c31f348283d8e68 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-66.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-66.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.66",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:1f",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:1f",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-67.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-67.json
index d6bb0bf298c59001381321521244e20270807b6f..8656ce7c57b5cc386cd8df4ad5f8da062e6d969f 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-67.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-67.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.67",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:f8",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:f8",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-68.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-68.json
index 516481891d40f3a82f325240612d9d474f830827..25311fa1303f3f74e758489c9dbe4ca02ef0f9ad 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-68.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-68.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.68",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:89",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:89",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-69.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-69.json
index ed51968da4bb58e72a62a6a36bd3562a7a5bc582..f8e5b5305df096cd25c3ca5b9b1dda0bce8e49ee 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-69.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-69.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.69",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:9d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:9d",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-7.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-7.json
index 8279f2655aee9502032533962e250594b908a692..74acf3f003271fbaad2909e11bd3211c678931e8 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-7.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-7.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.7",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:e1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:e1",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-70.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-70.json
index dc56c32cbfa11315e29bb53723ee7be654f9f7cd..5cded158b9b925595c5bf0cdb14affe6518d76e0 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-70.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-70.json
@@ -90,7 +90,7 @@
       "ip": "172.18.17.70",
       "ip6": "fe80::a00:3800:135:ca9a",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:9a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:9a",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -106,7 +106,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-71.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-71.json
index 46c6fcea60f32a66b5484f286eef1606a8fd1696..69af694c2a98565bfb48648223cddc3587f7bf45 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-71.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-71.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.71",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:1a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:1a",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-72.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-72.json
index 0ffe7c34974f79d708e4373d8b6c2b75ccee816f..8f2520471b24709c74d2d9deb95b35d325149d0b 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-72.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-72.json
@@ -91,7 +91,7 @@
       "ip": "172.18.17.72",
       "ip6": "fe80::a00:3800:137:5fcb",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:5f:cb",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:5f:cb",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-8.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-8.json
index 1d79b5e4c541013a0845a1cebed85e9b59ff8839..00c492efcdfff78a4f7ef776b39b32552a023fa2 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-8.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-8.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.8",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:02",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:02",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-9.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-9.json
index 0db85ddd180e82af9542d20e275b24cf21519701..4b60630f1e5bc50c6add1e3c7196715ffc02a7fd 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-9.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-9.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.17.9",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c5",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0000000000000000",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-1.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-1.json
index ef0f03ca88fb97458a66fe9b8286dfc56624d0af..5ace2dbeb60b9b8dd7a9635aa84505d6d506baee 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-1.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-1.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.1",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:b9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:b9",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000158ba",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:ba",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:ba",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-10.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-10.json
index 03248172b396076cb85d1a2ff34fb9aec004b3fb..b7af0ec7d7c9a3d9b5fced32cb74f1dbf44f84bc 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-10.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-10.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.10",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a5",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000159a6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a6",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-11.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-11.json
index c69a56a92514fbdc2512c1955351f4ad5653b757..16a74d8c265b79eed7f97735c1bb7d870223db16 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-11.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-11.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.11",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:54:31",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:54:31",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c90300015432",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:54:32",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:54:32",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-12.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-12.json
index 505c692397915dfa041a9dbeca39816f975c30b5..33fa9d7b96c248b3a2b8e93e502e56efe9b238c5 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-12.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-12.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.12",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a1",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000159a2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a2",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-13.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-13.json
index 6391d9ca2345ff6fb1486f222f79ce0008cabc72..d1ccca7e6902bc5b612f59153e7dbdcab7838260 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-13.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-13.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.13",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c9",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000155ca",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ca",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ca",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-14.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-14.json
index 1b1b138790584bfb434fcdd1339f4091f3a67d01..fa987bfe69cc17bc96da3cc8a5d5e2ad67f4364d 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-14.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-14.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.14",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:cd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:cd",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000155ce",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ce",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ce",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-15.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-15.json
index f15ad35b13e6e85cfec17d46504fabda2e0c8554..ccef420ed2f24f5bdb1a1e44ade7a64196fc9b79 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-15.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-15.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.15",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d9",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000155da",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:da",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:da",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-16.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-16.json
index 0ac027cb592f81b62dc49ad229babd026d1dfa0a..098b6e31680e1a28dec436b1539faa4455744387 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-16.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-16.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.16",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e9",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000155ea",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ea",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ea",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-17.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-17.json
index 3dba5a035c0dcda115cfc6946548daf257ff06bb..d1cba1fd997b26710d19fcdd1ed0b4dd09a64806 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-17.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-17.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.17",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e1",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000155e2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e2",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-18.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-18.json
index bda9b302cc15af06bf221f35cf2e59688529e483..e03c32361d012a086b040575be8866cf0e1de51b 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-18.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-18.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.18",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d5",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000155d6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d6",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-19.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-19.json
index 56cc34555381bfc9deeaf29824b9c805a862a971..0430b7dc0722380cb8d62823567905b586f21ad8 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-19.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-19.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.19",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:5d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:5d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c9030001565e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:5e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:5e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-2.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-2.json
index 47cafa97e4a55f5dcfef4b55ac62f61dceb1e33e..161f0901c27aa793de0285393be5de9988779e17 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-2.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-2.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.2",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:d5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:d5",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000158d6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:d6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:d6",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-20.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-20.json
index d45d3f440cfab5df26400d17a9e3c5f64aad3aa8..d1caf0ed62950368b914d35669b0ce66ee2b3e82 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-20.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-20.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.20",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e5",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000155e6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e6",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-21.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-21.json
index 55c7ef68014f3a4dfc075c5c3db0b99f8c5d2385..dba1f3eb37fc9626d0ddfdf06b390ef3e575dee1 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-21.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-21.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.21",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d1",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000155d2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d2",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-22.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-22.json
index 8e0ed868da9882cd15ffac96d59391688a987528..58dd2ab2d17df4b8c14782fd7a80d9b7053b03b4 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-22.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-22.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.22",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c1",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000155c2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c2",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-23.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-23.json
index 583de9cf4b0543a11a1a402383e6966759d58d1a..f682fa900233800825a323c77c5f754a47a7f683 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-23.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-23.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.23",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:31",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:31",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c90300015632",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:32",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:32",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-24.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-24.json
index 867f9b9ddc83dfecb97f09c57677e62a92bc340a..fa29c265ee78e55d3259907587bcbc449733d88b 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-24.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-24.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.24",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:01",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:01",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c90300015b02",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:02",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:02",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-25.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-25.json
index a31daaeeae4122e79682045993e84dd1d3a563c7..cb4054c7f42436c5460edb68be95249ae5781adc 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-25.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-25.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.25",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:01",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:01",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c90300015602",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:02",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:02",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-26.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-26.json
index 8a48c6c893c941f5e3a39aa7f1c14d607beb02b9..659361272c4641b059894f63f862904704c24988 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-26.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-26.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.26",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:fd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:fd",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000157fe",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:fe",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:fe",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-29.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-29.json
index 99a7bba979c4c3d249edf59d015783d203989abb..a3db4378c80bd9b7469931a6f263e3aba51b4cd6 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-29.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-29.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.29",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:b5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:b5",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000155b6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:b6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:b6",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-3.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-3.json
index 67cafd96d26705b11070fbacae6a2140637ec993..d945e3aa3db85ba91a7390ac1615a92000ce138f 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-3.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-3.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.3",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a9",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000159aa",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:aa",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:aa",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-30.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-30.json
index 883f8372cfaff716f7ab188afabd18711ee78950..45eb0f4f8dd890a1468adf843c91fa582ce9810e 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-30.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-30.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.30",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:61",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:61",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c90300015662",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:62",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:62",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-31.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-31.json
index 09673cc1c548e816137104a51c193c47b5e504b8..96f6642e24d8bbdf49055c402b2fecb1f0ff42ec 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-31.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-31.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.31",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:65",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:65",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c90300015666",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:66",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:66",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-32.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-32.json
index ecfe2773c1d95e62cb055b724084aeedd21c5698..a77a21e94407109935f626903554a08f10ca7e82 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-32.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-32.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.32",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ed",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ed",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000155ee",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ee",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ee",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-33.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-33.json
index 227d09ede1c6ff04053f01a03e63dc4b9236f0e7..92f02815baa28f75d51509c7b2095619456b491d 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-33.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-33.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.33",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:05",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:05",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c90300015806",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:06",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:06",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-4.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-4.json
index 04f3d09512b56f5ad198b112de37e2ecb9766f82..b777964b5403f73dc34e85c8bd5d856ca064b798 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-4.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-4.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.4",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:bd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:bd",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000158be",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:be",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:be",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-5.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-5.json
index aa69b935e21dd4dc2b71a9d5ce56e01b97770ea3..266a1535d6a0ea91846e24a2af0673bde7d93e32 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-5.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-5.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.5",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:0d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:0d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c90300015b0e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:0e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:0e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-6.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-6.json
index 8eb46c8d73debb9b27907e1bd02b1b87f34ab00a..73740ea2d10ac0b3e12789f9de6f96712f0c6233 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-6.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-6.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.6",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:2d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:2d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c9030001552e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:2e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:2e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-7.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-7.json
index ea506539b50957b5aaca08b9ade0a2e0c7a0bb67..384fd08adf34b1dc1952c4aad350e0c53f7d8a84 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-7.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-7.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.7",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:ad",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:ad",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c903000159ae",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:ae",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:ae",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-8.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-8.json
index 18c747806b36e7f5488ef2f7a33c5e3ac4085946..1bbaa95fb4998207ec31383365e8d9b9ca6df29c 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-8.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-8.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.8",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:19",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:19",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c90300015b1a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:1a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:1a",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-9.json b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-9.json
index 8f9a93b06508e0fb208bd149363daa386002aecd..eb57cb53b642c9c859be05e08873c6ecbee5b2e7 100644
--- a/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-9.json
+++ b/data/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-9.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.16.9",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:15",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:15",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -107,7 +107,7 @@
       "guid": "0x0002c90300015b16",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:16",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:16",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-1.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-1.json
index 8a7bd90df8569d7e766f3730e49b748d06c2515a..156f6c185b435234de5a48fb32143bf518c490c3 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-1.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-1.json
@@ -161,7 +161,7 @@
       "ip": "172.18.70.1",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:41",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:41",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-10.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-10.json
index 25ee74d239b2afde89ec391009c93953f7db711d..3ad2bd5c840b8dab5001a1e451471eaae0d563fa 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-10.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-10.json
@@ -161,7 +161,7 @@
       "ip": "172.18.70.10",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:a1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:a1",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-11.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-11.json
index 8c0f14a32e4ca4caa6f78f31d70fdef6f9694ec5..984c5a2d967d7f712372063730507419397162b5 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-11.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-11.json
@@ -161,7 +161,7 @@
       "ip": "172.18.70.11",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:51",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:51",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-12.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-12.json
index 5fbb00429c926674093587557a1bca04a195350c..3b25d94f80b8ad1d1ab8a446a395412ca56db758 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-12.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-12.json
@@ -161,7 +161,7 @@
       "ip": "172.18.70.12",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:71",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:71",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-13.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-13.json
index e83884ece770c584d57ffedf856b4c3ae4dad976..5a2eaeeeadc9e41d190123830b2a82ad93295060 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-13.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-13.json
@@ -161,7 +161,7 @@
       "ip": "172.18.70.13",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:51:c1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:51:c1",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-14.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-14.json
index 581909c162db4bf12c989598bba9d654f9f5a913..1511f07860368ec25e31509758bef5c2aa28458e 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-14.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-14.json
@@ -161,7 +161,7 @@
       "ip": "172.18.70.14",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:91",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:91",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-15.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-15.json
index a8dbb0b05a0de4b8d9ae070b35e6c291a11dbba6..8bf36db18fcaba1b0dc2fef920e2978046b48e18 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-15.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-15.json
@@ -161,7 +161,7 @@
       "ip": "172.18.70.15",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:71",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:71",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-16.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-16.json
index c8af49553bac6b9b1683e1bedff8beb7d1703d7f..e73bd7e6d00c8b82af18c1c9989bbadb7e03757e 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-16.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-16.json
@@ -161,7 +161,7 @@
       "ip": "172.18.70.16",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:81",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:81",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-2.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-2.json
index 276d1347e27807a259d161ca7dfc8595dbd689f7..4fb9a445a8ecc316859e03ff1e705012821cda7a 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-2.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-2.json
@@ -161,7 +161,7 @@
       "ip": "172.18.70.2",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:61",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:61",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-3.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-3.json
index 59d05a7b05551dfcef6f1cedadf293a7ca2ab205..8374ae13249bdfea3781bcb485ec43748fd6fb76 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-3.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-3.json
@@ -161,7 +161,7 @@
       "ip": "172.18.70.3",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:61",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:61",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-4.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-4.json
index f4532a7838a91c70151bf100ca2e8e3a2f0a9e78..548984bd52c0c67c4356a2e55e5de4f2fc81e838 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-4.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-4.json
@@ -161,7 +161,7 @@
       "ip": "172.18.70.4",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:b1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:b1",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-5.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-5.json
index 0724ab248d902bfbeb7b68352127ea7ca911247d..01e512fa841dac25bf2e040b29448e628d61b3f5 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-5.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-5.json
@@ -161,7 +161,7 @@
       "ip": "172.18.70.5",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:c1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:c1",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-6.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-6.json
index e2162154050ffcbe594c1f3061e82a382e3ea113..9bbd8382457054eb4976b5676a73bd735c578abd 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-6.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-6.json
@@ -161,7 +161,7 @@
       "ip": "172.18.70.6",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:2e:01",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:2e:01",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-7.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-7.json
index c292170cd72e38a99ad3f4c5c81985283d7227c8..bf1476ab3bfc23b7c61c47fd72eac59814d285b8 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-7.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-7.json
@@ -161,7 +161,7 @@
       "ip": "172.18.70.7",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:2c:b1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:2c:b1",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-8.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-8.json
index 1704e6987b1d1785fac92b4a806c22c6be68b1ff..213cc44941780ea83e68d39532564ba9b45ef32e 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-8.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-8.json
@@ -161,7 +161,7 @@
       "ip": "172.18.70.8",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:30:b1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:30:b1",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-9.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-9.json
index 5fb56ed170365ee6ac53030d22410de46c9a31e4..68dc6ca492d8b0ceff5bfe47ee55e49b079db9bb 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-9.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-9.json
@@ -161,7 +161,7 @@
       "ip": "172.18.70.9",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:31:11",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:31:11",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-10.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-10.json
index bc816e0ca02c440e6df05dfc91189bbfc88d9495..713deb874d4d59556e2094cff04a6037b8281dbb 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-10.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-10.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.10",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:6d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:6d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b916e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:6e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:6e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-100.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-100.json
index 75fea55dff93ff0bb045d859bb768df6cd82abec..ff0ed4de4f8a516bacd8ab27b7a4daf465f128d2 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-100.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-100.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.100",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:0d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:0d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5d0e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:0e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:0e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-101.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-101.json
index be3edd3104e522d8c9a181acbcab854be18cd3c2..923a13eb37f49ae195dbeb3f1ab39f8ce83dfc59 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-101.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-101.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.101",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:d9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:d9",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5cda",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:da",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:da",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-102.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-102.json
index 9f08906b1380161a1dade491fdef64fb4310f3c2..436e376ababcd70373a500bd265ff07bebe2287e 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-102.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-102.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.102",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:71",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:71",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5e72",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:72",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:72",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-103.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-103.json
index 04cf4d7d313917d70b2259f1a60dddd936158fc4..da0e90ab666cf7129864977de179d385986e6f46 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-103.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-103.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.103",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:49",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:49",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5d4a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:4a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:4a",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-104.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-104.json
index ec8c6fd55c41ed822687f7c80f47cd4f1f5c8953..6fe8367f9998b639c4212b22ce710d4aa69d3b47 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-104.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-104.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.104",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:15",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:15",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5d16",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:16",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:16",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-105.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-105.json
index 491c0f88eff15392eb640efed8a379a66ce3ddbb..b8a3317dca7a518eb4814f17c159c154bbe95504 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-105.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-105.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.105",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:19",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:19",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5d1a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:1a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:1a",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-106.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-106.json
index f40887bb8e61326e1cc1548d4a51f91350a74f59..76932c583114b21de3cdff2474120a4ba9ca3f18 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-106.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-106.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.106",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ad",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ad",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5cae",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ae",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ae",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-107.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-107.json
index 4d6c9218359660504639ac14ae08f0ba979be94c..92b975eca063ae19c0396effb1f53dc25d1e3f76 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-107.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-107.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.107",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:3d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:3d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5d3e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:3e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:3e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-108.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-108.json
index 42559393f43ffdff4e57801f796328cf17e1602e..aa2c971ac3f3b7369eee3e07cdb73a21a41619e4 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-108.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-108.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.108",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:21",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:21",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5d22",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:22",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:22",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-109.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-109.json
index 6c1400c8b6f039ee808fae3f5dd6e4b96abb4c3f..2b6b8307d0acbb8b2285677a8b925b9e91346e0e 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-109.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-109.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.109",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:25",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:25",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5d26",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:26",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:26",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-11.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-11.json
index 124432cbe8e64dec0ef265a09abb84a39f88fa94..ec70bcba19a321284841bdb643f1b430ea8277a3 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-11.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-11.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.11",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:71",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:71",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9172",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:72",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:72",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-110.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-110.json
index e6cc5a81df093a21fc44dbde0d28cbfe019f8fe1..710e275eef4407a77530ab81d0554196c3721231 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-110.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-110.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.110",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:a9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:a9",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5caa",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:aa",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:aa",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-111.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-111.json
index f22c7966001533ad9f115cd1c29ee19bd3190821..37d80e6cbf8e63b13942b8d5be1561e4503f1887 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-111.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-111.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.111",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:55:91",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0c:55:91",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000c5592",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:55:92",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0c:55:92",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-112.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-112.json
index 8178807e50b4786fb9e3e1a854c7ea04e5339853..d65037f3e609a88cfd6dc9d8e053790e707e0b4a 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-112.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-112.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.112",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:7e:9d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:7e:9d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b7e9e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:7e:9e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:7e:9e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-113.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-113.json
index b17c5befc3927ab5a249285498fb4b9f987377b7..e7c1cd8c9011ae79fd636e39ed447b4bd24984ea 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-113.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-113.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.113",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b5",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b93b6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b6",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-114.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-114.json
index b23d315be1982bbe75b801ceb103496685638ac8..801cecf1d614edee17033a0db74e588e04b28987 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-114.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-114.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.114",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c5",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b93c6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c6",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-115.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-115.json
index ed5aa18671578d2c47ba30a74a86ab70214dd1f5..5bea1c51201fb4a7da24b2905c4779ae1f4b4fc5 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-115.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-115.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.115",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:05",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:05",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9306",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:06",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:06",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-116.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-116.json
index f88ac35733fca09bc879d170c2f1128e23ff2d5b..8875105d9513fa79e957847091088060fe18cc92 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-116.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-116.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.116",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:1d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:1d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b931e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:1e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:1e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-117.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-117.json
index 4ba030d1e40cd70201068a23e847f27c2da050b3..f4d39fd504bc35d34e544c869715ad73e5d82a47 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-117.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-117.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.117",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:25",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:25",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9326",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:26",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:26",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-118.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-118.json
index 98a1b08982291840b1bb3bf185ac21c0a59c526c..44366dec906f28aef1e1718eff7cb112621071ee 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-118.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-118.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.118",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d9",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b92da",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:da",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:da",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-119.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-119.json
index 4f0064392ef3d1c143367aa972625be08ae06ce1..44ce587a46fff843fd4d0d6ae891a2916d922ece 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-119.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-119.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.119",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:19",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:19",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b931a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:1a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:1a",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-12.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-12.json
index 5c292a0b1785905d94e271b52d280ddc0b48a8a7..fbf25aeda129e2a00a7f20d8ff084df6c3dde287 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-12.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-12.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.12",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:81",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:81",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9382",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:82",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:82",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-120.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-120.json
index f5897d6263b55c3ce4541757e3a20417cfce065e..7c738742bc974ccfd686e2f1c7f430cfa802d583 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-120.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-120.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.120",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:29",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:29",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b932a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:2a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:2a",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-121.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-121.json
index 4f4d3fb7b1f7babcbc54702ed511c2679094aacb..f513cd5a059dc3905cac4134a543322387717c2b 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-121.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-121.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.121",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:2d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:2d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b932e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:2e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:2e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-122.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-122.json
index 4577922b09d7b3b04f3ec2ec336cf04e57d9a121..a43c1a893c76e9ac0108b8d2e982e6ee010df932 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-122.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-122.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.122",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:85",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:85",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5d86",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:86",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:86",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-124.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-124.json
index 5d13633518154e7c496d2b5c89b4d4c263960a81..14b6599b99ff197a83af03f12db6144d9f0c1105 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-124.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-124.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.124",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:02:7f:61",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:02:7f:61",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c90300027f62",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:02:7f:62",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:02:7f:62",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-125.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-125.json
index fc9d23d53f69e36d55e9438658ea11e27db22091..35cc8815beae7d2ec9783dbb7e817770d0c783c2 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-125.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-125.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.125",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:91",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:91",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9392",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:92",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:92",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-126.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-126.json
index 165533768089af623cb6966d06309485fbb6c299..b49a06de5caeb3baf24cba4bcbee3df29959ac45 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-126.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-126.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.126",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:51",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:51",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9152",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:52",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:52",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-127.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-127.json
index 6ad891ab3a2d92010a7a363cefa9b3a6c6778726..d6636b19646c494d3b878e184da6cfaab664615b 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-127.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-127.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.127",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:85",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:85",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9286",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:86",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:86",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-128.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-128.json
index 87e6b4c6a165f3d9b7ccb52a12c789b4dc376530..9754287a7fa2f92387e2db046b8a6550c1f3a0c3 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-128.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-128.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.128",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:15",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:15",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9216",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:16",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:16",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-129.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-129.json
index b1b6a234358814ba94a4c8053b9f5dbb9225b282..2bf22a4711d5671be06a2cd720a89798dce32696 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-129.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-129.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.129",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:05",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:05",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9206",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:06",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:06",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-13.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-13.json
index d9ce59876a7778236131f634171a4f1889d3b46c..3d26db40030d4d27faeabe0a99727d05e37b9116 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-13.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-13.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.13",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:85",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:85",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9386",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:86",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:86",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-130.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-130.json
index c1130d7e298760ce9fb182fd035c3b07b9124434..9141af6627e8353ec7910934efd58077a7e94590 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-130.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-130.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.130",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:09",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:09",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b920a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:0a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:0a",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-131.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-131.json
index 676a47c613e7aca554442272dbb09a3055807631..65e5051f82f07709572b80d7f2d96c2c0e5ea958 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-131.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-131.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.131",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:4d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:4d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b914e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:4e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:4e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-132.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-132.json
index db2beaa0132c7fa1b16aeee227786a1ae37cd7c4..5564a8f265548ffb836f48aea3a085f83e31bb0d 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-132.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-132.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.132",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:0d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:0d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b920e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:0e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:0e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-133.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-133.json
index de7024e3e7152ec3966be533cbb49c700954e1cd..beaa69697c9fc4e4746f7e98dd65413183ac2d03 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-133.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-133.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.133",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:b3",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:b3",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c9030005f7b4",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:b4",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:b4",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-134.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-134.json
index 94e0c5565f38e88c65b9b9369de1e692bfd81c28..8a79c9fc4bb4cfefc14f7bd5bc713e738c23145a 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-134.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-134.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.134",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:4f",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:4f",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c9030005f450",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:50",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:50",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-135.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-135.json
index aedb222b8bff0e56b2bfb19888d01a8f784fb93b..2d1666ee859f479c33fa3f0d354f12b127059fdb 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-135.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-135.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.135",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c7",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c7",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c9030005f4c8",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c8",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c8",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-136.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-136.json
index 8d2f5e62d87eb73335cc09544b246315273a058c..d9e3239b3efcc7c707755712b9649690b1272d02 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-136.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-136.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.136",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:47",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:47",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c9030005f848",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:48",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:48",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-137.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-137.json
index cab2037412dcbded9700be7e8b351eda8aa602df..585a0077af15d9568b8218af27d4b52a4aed1130 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-137.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-137.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.137",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f6:47",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f6:47",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c9030005f648",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f6:48",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f6:48",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-138.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-138.json
index 67013695d16c265ca8d198d936c080627e6645ff..916ee6cd5aed095c2d92d43f208e6a6e03d483c6 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-138.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-138.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.138",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c3",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c3",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c9030005f4c4",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c4",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c4",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-139.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-139.json
index b8283edb4dea37fa9e11bc91804d0ac89f4a2848..43363d1da3cf8f05592967263746d82c44b7f477 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-139.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-139.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.139",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:ff",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:ff",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c9030005f800",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:00",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-14.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-14.json
index 2817d2d7e160aaea5a097bf0397607c604fdde5d..092702d6ef45686e8701feb0f0ce39a9a6cc8a3e 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-14.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-14.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.14",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e1",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b93e2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e2",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-140.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-140.json
index db6962935cd955cf541aab3ce425188d2d2a1589..a4e3878d3cfba050937073782c98a8ebd17354ca 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-140.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-140.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.140",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:9f",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:9f",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c9030005f7a0",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:a0",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:a0",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-141.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-141.json
index 41bd54e24d40e374d2739413b49ee66cfd0ba09d..2f8ca4a6c251317473580d755bb97db5e921f604 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-141.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-141.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.141",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:93",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:93",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c9030005f794",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:94",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:94",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-142.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-142.json
index 17495b2cbdd6515b3a4284d0f103f5f1e63a6fdc..6e6301b465094ba73c84af2cbc8de638423d0982 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-142.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-142.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.142",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:a7",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:a7",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c9030005f7a8",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:a8",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:a8",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-143.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-143.json
index 8c508243f7beea7e85998e7f44953d66811fc551..cf46c2b430281fce9a8a09fb7baf7adaaafbe3fc 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-143.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-143.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.143",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:97",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:97",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c9030005f498",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:98",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:98",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-15.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-15.json
index 281965ae07a3056833b333adc622c9ebbe391b39..0f23afdb2058b3e39c2124278055d7503eaf4b5f 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-15.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-15.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.15",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c9",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b93ca",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ca",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ca",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-16.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-16.json
index d8a547bb92e6918a1ff591b7e58fb88e2f453f8d..48aadd1fa448f8f32137a02fa2bd3f7f41884f3b 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-16.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-16.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.16",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:75",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:75",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9376",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:76",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:76",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-17.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-17.json
index 9a54fe668f6aedb88ccca3171f32a95011e2b11b..9ff3eddc63f478bae0dc047d864189ad0ff4dc5c 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-17.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-17.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.17",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:71",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:71",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9372",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:72",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:72",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-18.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-18.json
index c47adff1b7578ac9c0b10912444ce4d98b4fd057..aa082e0bd7ca446e62b0d82a9c81338d0cb2885b 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-18.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-18.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.18",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:7d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:7d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b937e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:7e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:7e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-19.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-19.json
index c43113917040844745e4bef54d23567e43704bba..bef2adc1964db40a40761501b36df157e4dab81f 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-19.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-19.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.19",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:55",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:55",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9156",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:56",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:56",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-2.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-2.json
index 8e77e0e47f89240e3e8c0b500f76bbd2c6f67219..6b55acd6e338f8178335c693aebcd1e279240799 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-2.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-2.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.2",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:5d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:5d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b915e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:5e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:5e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-20.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-20.json
index d1f44647c18ede4b4e0b95ab2e9e7e0a74503320..34fcae95037879b389b692b8660c442c809716ff 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-20.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-20.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.20",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:45",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:45",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9146",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:46",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:46",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-21.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-21.json
index 42005a16a2fc30d5a313ff22e9ae02edf98a6378..77eb0e75f0df95500641d536bde018582caaf0c5 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-21.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-21.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.21",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:04:53:6d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:04:53:6d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c9030004536e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:04:53:6e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:04:53:6e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-22.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-22.json
index ccc652f3657168b26ec322cf5c6ff6f0395dac44..016992352025e14e5f19d79ea30558f9c2bcb04b 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-22.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-22.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.22",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:79",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:79",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b937a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:7a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:7a",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-23.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-23.json
index 22e88111d3c630190ad562f80a70e6e717695dce..d05f1dc6fc9d6b745e537f5a6d6ad0441a4ab938 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-23.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-23.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.23",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:65",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:65",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9366",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:66",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:66",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-24.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-24.json
index a7ea21da95cc05adfcd3e72297219a82cdc71b2f..dcb432cf008f91aba138d9d917885dabc2785211 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-24.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-24.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.24",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:cd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:cd",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b92ce",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ce",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ce",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-25.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-25.json
index 5686a6603fe611db79367dbcb9bc29396f2c64f0..b933b91eceed8d465520550290d9996ccf8f78df 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-25.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-25.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.25",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a5",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b92a6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a6",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-26.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-26.json
index 0ff8ec63ceaefaf7d0b485f79a23b0022ad0abca..660fb2682cc474bf612eb811a1db84ba05137ffc 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-26.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-26.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.26",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:9d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:9d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b929e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:9e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:9e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-27.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-27.json
index b37bd5c7a1feea3273e17d7168d83e6009712472..54fed765598027b86ac67471bd8eeb63601c62d7 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-27.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-27.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.27",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:89",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:89",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b928a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:8a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:8a",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-29.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-29.json
index 31a0822d7ff35558c555ed8cb792f71c2b2b6f32..e18d103f80724bb32a6e1ef65ceee47cb8db8b06 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-29.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-29.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.29",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:dd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:dd",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b90de",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:de",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:de",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-30.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-30.json
index 6778190bc911eceae5be23cc89acb71243a71f13..8a40d9af4b66487c53f17e9535f48ce219cffe6d 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-30.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-30.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.30",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:79",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:79",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b927a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:7a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:7a",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-31.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-31.json
index 5d7b88dad675cc08eab6d4c92bb924c15cd40c01..7e84dd1f6a8b6b32ebf9544b2e65477a90d04940 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-31.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-31.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.31",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:1d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:1d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b921e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:1e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:1e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-32.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-32.json
index d175047d19cdd7348c3fad788e51c8862590f681..1ad8fc5f5ed02c2c871b9eee8daa0707aeac92d9 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-32.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-32.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.32",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:7d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:7d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b927e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:7e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:7e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-33.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-33.json
index 17231e6b33eded6647261b46e445061b0434156a..d9312c9a3bb008aec63ca1b5ca7c0b5612896497 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-33.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-33.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.33",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:d9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:d9",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b90da",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:da",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:da",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-34.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-34.json
index 784db93e2857fcbad59d747ce5ca32aa48b93018..40ad06efce3fae3c6f1778b239893b845cad28e0 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-34.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-34.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.34",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:65",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:65",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9166",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:66",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:66",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-35.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-35.json
index 834092785c025f8e99e4ca5945c6c2f3f7570af0..d3b57ad2bb30b368ec88fa0b2e3ab01cc12b3874 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-35.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-35.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.35",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:d5:ef",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:d5:ef",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c9030001d5f0",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:d5:f0",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:d5:f0",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-37.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-37.json
index 8a30ed68e19bba9c6bced2f3be087c1b0585dfdb..30cefd430d89036eca73b472fd6aa9fc876a816e 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-37.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-37.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.37",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c5",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b92c6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c6",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-38.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-38.json
index 0b131cb109f6a24ef40be2de404d532d444a9aad..5a7ea0f6d09598b90726d17fa541647bbada2742 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-38.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-38.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.38",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b1",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b92b2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b2",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-39.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-39.json
index fa0cb35d1b6da81b7621d0e41c5302886e1cd0b5..42c7a0e5b7073aaa1089d1a546a2621477d651fe 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-39.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-39.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.39",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c1",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b92c2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c2",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-4.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-4.json
index 2b103060acdbb0852231bacd8f60551d5ef77205..acb5bcd278e33be524f239558441df37e01ef104 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-4.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-4.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.4",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:bd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:bd",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b92be",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:be",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:be",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-41.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-41.json
index cb36731f51dae2f9c3d61b92723dee355fbbb80d..86fb59fd6c7656947d1e61f8948ee5b801aa3d7c 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-41.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-41.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.41",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:99",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:99",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b929a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:9a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:9a",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-42.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-42.json
index ba032ab08f497cdc38bf980647ff3aa54e5b390b..68b567f36148cfede945baebdafac15253e6cdd2 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-42.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-42.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.42",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a9",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b92aa",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:aa",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:aa",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-43.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-43.json
index 6cd245f74e0fba5919311c191fac61aea1952018..6c2b43d9db70fb69f98fd7c37b251a02e6220bef 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-43.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-43.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.43",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ad",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ad",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b92ae",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ae",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ae",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-44.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-44.json
index bde5a04aaf45d8bb571d18ca7fa65d074988c6ae..96274dd6cb33f842025e02ab54864eccb1a2d045 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-44.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-44.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.44",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b5",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b92b6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b6",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-45.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-45.json
index 176d4acad0d091bd35d0fbb83d875cd866d2994d..5d166ce6924aeef5e27bf2b99815e36abf844ad3 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-45.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-45.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.45",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:21",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:21",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9322",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:22",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:22",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-46.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-46.json
index 91fcc1d31ffd81fbf25a422c368b1164889d747c..bfff37563a83d309ec895f7a5d3609ced600fe68 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-46.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-46.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.46",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d5",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b93d6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d6",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-47.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-47.json
index df1cd54f18942e34a84ae2b6c805b0911a5849e5..eb5f2b42c1ac08fcb8256637f7cf8428abd38841 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-47.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-47.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.47",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e5",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b93e6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e6",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-48.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-48.json
index fd3104112d2eeca0b5f97ad85ace79805d423d2a..805de6870b830279560fb6a96dc5e37fa60ee7d7 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-48.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-48.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.48",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:dd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:dd",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b93de",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:de",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:de",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-49.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-49.json
index 51f5ddd0fbbccb92a0f10888b562c7a8d77c0895..e0bf6de4a91b6878dab747b44b3c6aa4dbb06138 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-49.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-49.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.49",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d1",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b93d2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d2",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-5.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-5.json
index 6c559c0300f20997ae9816dee8560df79c9f67da..0544ebe6b1c4d6a87f4d62d10f7be73fda2b92cc 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-5.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-5.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.5",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:79",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:79",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b917a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:7a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:7a",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-50.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-50.json
index ec6e15633226c6aa5de9b5ae0f06567f6addbe80..0a1164da3a7a1766e53967063dd7ff58d11327e9 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-50.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-50.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.50",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f1",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b92f2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f2",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-51.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-51.json
index f527a30c6e52b5f5b400cba43261337825541b00..6f25105a034e57e4cb051cb8291496bf62090c07 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-51.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-51.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.51",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e9",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b92ea",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ea",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ea",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-52.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-52.json
index a3f4e587d14821f774100cdcbd0ccdde2b2e8c09..633edda184997552ab8f0e3083a27b8db6be50b9 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-52.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-52.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.52",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f9",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b92fa",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:fa",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:fa",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-53.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-53.json
index 1650c0bc7da875d8068a50fd2d47d516835d9f7c..1cd22966a66730b5f193694cce8c746c895f59b1 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-53.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-53.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.53",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:09",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:09",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b930a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:0a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:0a",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-54.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-54.json
index 44b0ac3a2d475c7dc204976c238ac762fb2e4c40..cdba63a8147955fb576e372aeac2b0e5069f97d6 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-54.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-54.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.54",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:15",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:15",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9316",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:16",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:16",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-55.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-55.json
index 40a5834f9bacbf4d451387e73750d9da5b5303f9..ccf9ef59ec0ae3d2ee00cd736b9eeadf44f1c088 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-55.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-55.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.55",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:0d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:0d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b930e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:0e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:0e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-57.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-57.json
index 3e9f82bd58eeecc1270c0633d0fd10f7b410d8bb..9dae137a6da227518df64e2d2a2b9a37736c57ab 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-57.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-57.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.57",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:8d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:8d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b918e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:8e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:8e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-58.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-58.json
index ecde8fed0205d1de402bf50ad23be3dcc8159424..acb8992ab32319d5027bfea563c166b5def535eb 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-58.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-58.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.58",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:9d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:9d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b919e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:9e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:9e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-59.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-59.json
index cfd98b87eebe093403ea7b023e5fcf3550a1d741..6526beddc46dea6c7e2567eb1de54e88eb6dd6c9 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-59.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-59.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.59",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:95",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:95",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9196",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:96",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:96",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-6.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-6.json
index c61674f4043fe453d45fd54a1febb3658281b830..d8f7cd3f4597c5a5a5780f143f7a36055f6676c0 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-6.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-6.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.6",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:7d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:7d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b917e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:7e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:7e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-60.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-60.json
index 95abe164da1c9ba137603bc1e45fbac4894754d3..897b369d6defdf88ac4ed8be7c63a44f735d903d 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-60.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-60.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.60",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:85",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:85",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9186",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:86",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:86",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-61.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-61.json
index 298c9b85493bf4c93c1117006d205332d9036d7b..235805b0e822d2f03f4e4832066afd9038470f0a 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-61.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-61.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.61",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:91",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:91",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9192",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:92",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:92",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-62.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-62.json
index 5e331f83f4c8456890b2d95ade5316261aa494fd..5d74183dc939a711457828be0e48852fdcb9489e 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-62.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-62.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.62",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:99",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:99",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b919a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:9a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:9a",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-63.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-63.json
index ff9561dc16821c5379a66640ec41ca6beb21abd2..680969bde7f1f843f0ce1f6aba8d6337ee35a03e 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-63.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-63.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.63",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:81",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:81",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9182",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:82",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:82",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-64.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-64.json
index d7dfbd80e3ca2e6e7c452cd113c64315709d55d3..99ddc0b30e4c23632307ed4287302d7900cc6259 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-64.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-64.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.64",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a1",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b92a2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a2",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-65.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-65.json
index 88fcfc161e19cec02f92ef3b80b6843b7b655526..a8e7ad1bc4cfa3a315285afa7cdf7f89fbb11b04 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-65.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-65.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.65",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d9",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b93da",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:da",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:da",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-66.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-66.json
index 6329a79473fb9c96798deae8997e457707db65ad..c75e9cf60c063ab6a0f1cf56b96619a68667af90 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-66.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-66.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.66",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:49",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:49",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b914a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:4a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:4a",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-67.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-67.json
index 7aaf178ea7cc77537d50e1b9fede8ae261759a5b..9cee3085fef85dae18e9fb1313ec9d9d9d6cf248 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-67.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-67.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.67",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b9",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b93ba",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ba",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ba",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-68.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-68.json
index c9219556143af9ac5023d9a9a26384b8a0025d41..3e6fef0ae800e964a73552663395c5deeae22e24 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-68.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-68.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.68",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:91",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:91",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9292",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:92",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:92",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-69.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-69.json
index d08e9ff63b38d6ba189464dee27af4344e2a1b2b..58831e5db1c8686e4e0a8c8f00520a6869197d5c 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-69.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-69.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.69",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c1",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b93c2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c2",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-7.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-7.json
index b57adf0993a59eec84df71e1ce2717917b20f886..07faea2fe5f2784220e7d8a2adfec3521a1060f4 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-7.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-7.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.7",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:61",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:61",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9162",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:62",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:62",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-70.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-70.json
index 65a027e9dda2ddd92c1c7f3637596fd627fefe69..8acefdc6d95e4406dd070a7bf394a2ef6fb02cee 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-70.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-70.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.70",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:11",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:11",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9312",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:12",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:12",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-71.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-71.json
index 417361aafc12409d500ba8adc83dafca295e3d7d..8ade9b513f90182b089062a14bee074a3926bc59 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-71.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-71.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.71",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ed",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ed",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b92ee",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ee",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ee",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-72.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-72.json
index afda32a396c032b07d7af776172ab461c6a45dca..313c61bd3a5ad5d7c61da4f8aecb96fa88ce7647 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-72.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-72.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.72",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:95",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:95",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9296",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:96",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:96",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-73.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-73.json
index 923f1fc33ce3da1977bf518ef1ea1626fd27fb40..0de44d6ffc20bec9768d71247fe5bc855d145e54 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-73.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-73.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.73",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:fd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:fd",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0002c903000b92fe",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:fe",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:fe",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-74.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-74.json
index 2b937dbc782bd03ae189b98168f665cc1629cf57..e9eed7ce837bbeb5c6018688c5ee463027f84069 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-74.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-74.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.74",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:dd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:dd",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0002c903000b92de",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:de",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:de",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-75.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-75.json
index e39031179dae855c50136145b883642b34e138bc..f7e5e8c40112427487a808ffe141363d826aceea 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-75.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-75.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.75",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e5",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0002c903000b92e6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e6",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-76.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-76.json
index 1e5c455f7bc826939da3aa272ad3e16bb27e4d21..b3646c58462bf7418e4e81139aa7133297dd2b3d 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-76.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-76.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.76",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d5",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0002c903000b92d6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d6",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-77.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-77.json
index bab29cdf20b2f3a8454db8855167e4d19a129485..4d5ed9e29c87714501a219b6c19a9cec182cab17 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-77.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-77.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.77",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e1",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0002c903000b92e2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e2",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-78.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-78.json
index e6d925590e2036555f403ce5a27c0dafd8dfc114..9341f9189a925e4c915379ecdf892a82895514a3 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-78.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-78.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.78",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:01",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:01",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0002c903000b9302",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:02",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:02",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-79.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-79.json
index ac2f89f113412e89747135c9ad21c6b20eee475a..64f4c964d3a6de0cd94dcd17389183b8a483dc48 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-79.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-79.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.79",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f5",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0002c903000b92f6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f6",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-8.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-8.json
index d2ed2a05f8a2a99d2bb5f133d77f7e636b8a1df6..490fcaacb522b19c1715297dfc11383fe6250906 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-8.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-8.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.8",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:75",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:75",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b9176",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:76",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:76",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-80.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-80.json
index a576f860d73bf2c187ea4054878a5d8d4d14f841..ce1524ecc228a78743380a66f4ad92e91e300ce4 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-80.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-80.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.80",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d1",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0002c903000b92d2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d2",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-81.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-81.json
index 2c16d3f71ccfa81885ba29f8451e2fa5e821ff09..50320a36aa06ee7daff4fe5a7683082fb38128e8 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-81.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-81.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.81",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a9",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0002c903000b93aa",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:aa",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:aa",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-82.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-82.json
index 57c893e49223591340f10b8c8611ec46484560eb..a0981ef0c592e426b9f5dd7a88fd236763493bda 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-82.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-82.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.82",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:95",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:95",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0002c903000b9396",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:96",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:96",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-84.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-84.json
index d5216fb2154201673b90baa2dd7175715bb7dae3..57e83f9d6483499d0953f76487a3cdd83ba7eaba 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-84.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-84.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.84",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:9d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:9d",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0002c903000b939e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:9e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:9e",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-85.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-85.json
index 7288cd9f98bf1be7f559fc562aa11932a3fdd25d..4e59c3308f972633d9213e43c8c3a66fcb05b5d4 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-85.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-85.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.85",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:99",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:99",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b939a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:9a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:9a",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-87.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-87.json
index bc84c71519e789b7bbdae10ae3b14f4d3b54f712..d24b2ef199ea94f8e6aefc54982e9027ca79f015 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-87.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-87.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.87",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ad",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ad",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b93ae",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ae",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ae",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-88.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-88.json
index f1cf084cfd9cd6f1d510bec32de29898723667b0..910b7c607c3a979d9224d64ccbe774ca33461ac6 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-88.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-88.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.88",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b1",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b93b2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b2",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-89.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-89.json
index ea3f676f8492d4fad5796fa87bc315dc431f718a..02f08180033607f172054256989b6223dc9237a7 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-89.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-89.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.89",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ed",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ed",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5cee",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ee",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ee",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-9.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-9.json
index 835055b16a00ca7de63460b6d2f1420ae92b4377..490c6de9b40db4148b8023a6de7a55e8d727f558 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-9.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-9.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.9",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:69",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:69",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b916a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:6a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:6a",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-90.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-90.json
index 02949859fb63fe5cf881b843823c763d592caa5b..10c189b2ce1f602357fe07a1b2ff36bfa335aeb1 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-90.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-90.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.90",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:09",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:09",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5d0a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:0a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:0a",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-91.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-91.json
index 695ef5f402143b8973af80e728d2c3aea56b3e59..443d90accf02e32cf1dea4307001d309d633b3a1 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-91.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-91.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.91",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:d1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:d1",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5cd2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:d2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:d2",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-92.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-92.json
index fd1a9d65931d2f0c2ede52d282225fe650fcdf7d..89990af71e4ae3986786d84c281ec9cd73784544 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-92.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-92.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.92",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:e5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:e5",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5ce6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:e6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:e6",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-93.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-93.json
index 981d0315797a56e4f5351c1b2e6a1ccecc635822..aa0cd8e676755371bdefdb2bdc8e5757b32240a0 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-93.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-93.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.93",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:ad",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:ad",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5eae",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:ae",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:ae",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-95.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-95.json
index 8865dc1e9b3e0016bf2beac985b5cb0186e3f407..10b48f70501901cc449411a9cd82a24461420b79 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-95.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-95.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.95",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:95",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:95",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5e96",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:96",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:96",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-97.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-97.json
index 9f92c8585ea5de417fa1e646780472adaca83a60..5ff73f34a1efb37fb1475b4468193a718189cf54 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-97.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-97.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.97",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:d5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:d5",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5ed6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:d6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:d6",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-99.json b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-99.json
index 459b9d3344b6b088613d0c6ee427e0564bc5e2ff..7fd00851d75da4439ac726d6f2a1f937922b5ec6 100644
--- a/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-99.json
+++ b/data/grid5000/sites/nancy/clusters/graphene/nodes/graphene-99.json
@@ -108,7 +108,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.64.99",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:b1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:b1",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -125,7 +125,7 @@
       "guid": "0x0002c903000b5eb2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:b2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:b2",
       "management": false,
       "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-1.json b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-1.json
index c4cec2556b6ee611fbc30e8720569e1ceed14dbe..3952d56f7c0240918eb2c607680026b559a61e48 100644
--- a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-1.json
+++ b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-1.json
@@ -128,7 +128,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.67.1",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:41",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:41",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.json b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.json
index 0a3ab987478d65879cd4790d212bc84913ac7747..1e8e3e7aaab3ca7867eb2b21646ca94c1f2223e8 100644
--- a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.json
+++ b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.json
@@ -128,7 +128,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.67.2",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f0:61",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f0:61",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-3.json b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-3.json
index 6da5b8bf5729ed523159c4d426e262c30aa03414..5869eb33bc9247859eacd3890301dee2ce5e9dc6 100644
--- a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-3.json
+++ b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-3.json
@@ -128,7 +128,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.67.3",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b3:48:c1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b3:48:c1",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-4.json b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-4.json
index 84f2315c2ef8de9e5cff526b79f19a80dfc74faa..3cf30a43ab6b0d4a16a8a3f17189bf9a920f97da 100644
--- a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-4.json
+++ b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-4.json
@@ -128,7 +128,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.67.4",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b3:48:a1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b3:48:a1",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-5.json b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-5.json
index d178ee48b7ba81365a07280196f1806fea94ee76..b885199ae8b00e9a158db5af66d43c9fd18ce5ec 100644
--- a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-5.json
+++ b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-5.json
@@ -128,7 +128,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.67.5",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:b1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:b1",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-6.json b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-6.json
index caf49329928a99142b4a29a34527d39510dd791d..47252a27f960f4517669b6916c07b0e470ef2ffb 100644
--- a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-6.json
+++ b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-6.json
@@ -128,7 +128,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.67.6",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:a1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:a1",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-1.json b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-1.json
index 0c1d1e04bfdf2eea0fc9682dddb63f8e5632a1c6..5f45d3fb438b99ed1ed2c182c13d0a8581ed70bf 100644
--- a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-1.json
+++ b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-1.json
@@ -142,7 +142,7 @@
       "ip": "172.18.68.1",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:d1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:d1",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-2.json b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-2.json
index 41e6c8ad545d16f8feadd4d77ff4cebeb01e47a3..89a433eb258fcaa90769f22cb73fb123bf31a44e 100644
--- a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-2.json
+++ b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-2.json
@@ -142,7 +142,7 @@
       "ip": "172.18.68.2",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:11",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:11",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-3.json b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-3.json
index c650afd665a1708377d39eb39b6e582e4e30ee9c..eaba810bca6a0640d62410c971a530787c48f1dd 100644
--- a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-3.json
+++ b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-3.json
@@ -142,7 +142,7 @@
       "ip": "172.18.68.3",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:e1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:e1",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-4.json b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-4.json
index 8406b5b939709a6a6e4156d06adb1df34b0b282e..50f7d38ca64d9620c71fe3cdc09bb418c945ab33 100644
--- a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-4.json
+++ b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-4.json
@@ -142,7 +142,7 @@
       "ip": "172.18.68.4",
       "ip6": null,
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:c1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:c1",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-1.json b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-1.json
index 91459e01bf95cf91c1420dfb9826f242c635c4e7..03739fc611810f21fb1dca3691892ead6a893fbb 100644
--- a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-1.json
+++ b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-1.json
@@ -172,7 +172,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.71.1",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:31",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:31",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-2.json b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-2.json
index d3ec342d54e2d6e18facf912b2025ec12fc48b38..063d72f133a963b8a22fc54c4403747bbdb732ad 100644
--- a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-2.json
+++ b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-2.json
@@ -172,7 +172,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.71.2",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:31:51",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:31:51",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-3.json b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-3.json
index 1f38b34e0526086ea26e2d718391ff91270ef642..75b6fa6dac02e3293bf6e6da5d6d71bd225e25fe 100644
--- a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-3.json
+++ b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-3.json
@@ -172,7 +172,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.71.3",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:30:d1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:30:d1",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-4.json b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-4.json
index 9723190b70c377d87aa04e8085d19072c12de88b..e177f201b5287f567bad35d036825902e0b312b0 100644
--- a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-4.json
+++ b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-4.json
@@ -172,7 +172,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.71.4",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:91",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:91",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-5.json b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-5.json
index 8b14e3e45cc8cec98116b7bf7955b6f919cc0057..2b87f4e4c2ab997f2eb3c6e00d3b34fbfbfa2463 100644
--- a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-5.json
+++ b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-5.json
@@ -172,7 +172,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.71.5",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:61",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:61",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-6.json b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-6.json
index 4543667d04195aba538993dae70c91cf7e03596c..1c2240b9dfcd57a3bc7b5d67c17a7890ce343aa1 100644
--- a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-6.json
+++ b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-6.json
@@ -172,7 +172,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.71.6",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:a1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:a1",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-7.json b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-7.json
index 219750ec7e099f64341a9c7a775f20c319f70e21..e68d6502ae5d1348053f655b85bd778ddf93e611 100644
--- a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-7.json
+++ b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-7.json
@@ -172,7 +172,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.71.7",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:51",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:51",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-8.json b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-8.json
index 39c237bb0afdab16da57628b7429795033fa1368..e6a88f722ea016f33eb90fc0ecfbd214560d66c4 100644
--- a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-8.json
+++ b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-8.json
@@ -172,7 +172,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.71.8",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:31",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:31",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-50.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-50.json
index f730b321e0ce0dd033ab6bc73eb3f63003a819fd..b16711d7ecf955e2785a1e307a1e0df850dfe36d 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-50.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-50.json
@@ -205,7 +205,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.72.50",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:71",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:71",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-51.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-51.json
index 17c4319f73371c3e7d97858a3452f98c0330a774..56977058a76fd2ef11e346f2755114c3fbe7458d 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-51.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-51.json
@@ -205,7 +205,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.72.51",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:81",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:81",
       "management": false,
       "model": "MT27500 Family [ConnectX-3]",
       "mountable": true,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-1.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-1.json
index 55395a0d481493bc8fa82653c190c8ab0a72d83f..cde4e7e2e78e2f5650372ea6445b94057e399232 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-1.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-1.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.1",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ad",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ad",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba0001009eae",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ae",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ae",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-10.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-10.json
index 578148618792edfda3c35c05819b2e33dfac76a2..5443753bb2b288bda95eb23240b9c4b50dec0749 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-10.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-10.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.10",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:45",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:45",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba0001006d46",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:46",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:46",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-11.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-11.json
index 7a3d114efc20a91be231c66709fe8a38e2793b11..af9c7c13b2b4f3ed64e129567e2dc945acc84481 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-11.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-11.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.11",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:75",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:75",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba0001009476",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:76",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:76",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-12.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-12.json
index e83288a937b4c549dd22d4619d42d5b4e6f59019..2964bc596560e526f4972a6fd6fd0e5f2d1acb88 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-12.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-12.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.12",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:55",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:55",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba0001009f56",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:56",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:56",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-13.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-13.json
index 6c4724f087d4a9b7fadab8109fbed7c970874648..79bab3885be488413c8ec058acacacd2cee003b1 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-13.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-13.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.13",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:61",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:61",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba0001009462",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:62",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:62",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-15.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-15.json
index 3766ba2db2c0b30362ca7f89417def238c1b3a49..e527fdd19152a354fa75165ec05c7e8ee7388589 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-15.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-15.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.15",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:e9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:e9",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba00010094ea",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:ea",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:ea",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-16.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-16.json
index 33edbd5ee4d800d255784a1df15c6891e03d78bd..9f6e9932ae64c2ad3fcf89fe595eaa39ca0c96e7 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-16.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-16.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.16",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:aa:d9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:aa:d9",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba000100aada",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:aa:da",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:aa:da",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-18.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-18.json
index 5b499d7e737efa2e3c6466517c0c030efcddc5a0..740eec4dbd41d941c746ab550e6c4b780560830c 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-18.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-18.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.18",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:e9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:e9",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba0001009eea",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ea",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ea",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-19.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-19.json
index 89b436299ee89576bca1d3ddec5a65aeb87e0730..ed734f8ea00f4038a45a373424cccb00be43bea9 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-19.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-19.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.19",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:67:39",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:67:39",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba000100673a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:67:3a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:67:3a",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-2.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-2.json
index b71277214bd0626d6387bc94d44944cdaa987d51..0549eb007e6d563a18c1d3f467c4f7fc22345748 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-2.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-2.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.2",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:71",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:71",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba0001009472",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:72",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:72",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-20.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-20.json
index 351b76d86f5d27fee9201daa8defc42740a792cc..6a843ce8adafb5dd831c94dae8851da2319aa99d 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-20.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-20.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.20",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e5",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba0001009fe6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e6",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-21.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-21.json
index d0cd3684f3efd18e92bb984a0640a96013c270d2..23b536265886869df74dd85a013ac9ee662204f3 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-21.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-21.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.21",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:c5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:c5",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba000100abc6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:c6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:c6",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-24.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-24.json
index 1d2f61433deb3c7b408f84051b1a45cbdc7328a6..e624f2148d0c85b21271e6f3308bdc26eab27338 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-24.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-24.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.24",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:fd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:fd",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba00010094fe",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:fe",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:fe",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-25.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-25.json
index c25d27532a47ad955c2d305fed4cb65f8daad3bf..3b52b334162b13c4100f7454edc40f3a714efe19 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-25.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-25.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.25",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:49",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:49",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba0001009f4a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:4a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:4a",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-3.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-3.json
index 962c82ca79fccddc59975235664fd42747f586f9..2e67eeccd0ba5e50bdea88703358e308763355a6 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-3.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-3.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.3",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:dd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:dd",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba0001009ede",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:de",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:de",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-4.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-4.json
index 46bb40093245c0cf65129ee7395d5db94f9c5669..fe1fe037bbeca9efbc3bb10beed0bf75e7ff889e 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-4.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-4.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.4",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:69:b5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:69:b5",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba00010069b6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:69:b6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:69:b6",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-5.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-5.json
index 3e90c12dc1a2edf88c188243c1ebea9445fd36a7..11ac6ead0de07d162b495e7eebe43c1e990a0d8b 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-5.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-5.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.5",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:a1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:a1",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba0001006da2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:a2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:a2",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-6.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-6.json
index 1850a5f548467a22187b1c419f6ce4db7fff30d6..e21f385dcefce2a36bc8b9c0915b1f318d2de052 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-6.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-6.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.6",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:bd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:bd",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba0001009fbe",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:be",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:be",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-7.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-7.json
index 9c3edaef1f399f1c197a540d30af1883a04019ef..e379cfc3d38375d7ceb1b11fe7acb39fbe5fc729 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-7.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-7.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.7",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:80:f1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:80:f1",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba00010080f2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:80:f2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:80:f2",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-8.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-8.json
index 793add9ec751a6c9e0ad5f323697a763f19206e5..9254e30d2130103cad8c2b0baecd4986e30b9e7f 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-8.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-8.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.8",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:55",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:55",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba0001009456",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:56",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:56",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-9.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-9.json
index 12666099e7fc2831c625de0fbeb745940725adf8..2b56db2941b6f3f192c206ef4a1b75f8491a9bea 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-9.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-9.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.98.9",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:b1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:b1",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -108,7 +108,7 @@
       "guid": "0x0003ba0001009eb2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:b2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:b2",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-1.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-1.json
index 62dc47e14e51e60680e4560645fec85cf3fac6b7..f7d315e4b7fa498e1270bc5f803851aadba50f97 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-1.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-1.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.1",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:0f",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:0f",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x0002c9030006ba10",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:10",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:10",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-11.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-11.json
index 1839575c7ef5fff19fcf232b9b05dbff8db8f164..78e1d17f5c3e6c4c6ed398eb93bbb9fc1fd827b2 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-11.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-11.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.11",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:b9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:b9",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x00237dffff9493ba",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:ba",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:ba",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-12.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-12.json
index 1fd7e87a99dccc44ea6329a2148b190ac42c391e..b4506d64bd5310c5bb338bcda3a8f00f9546ed85 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-12.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-12.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.12",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:61",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:61",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x00237dffff94a262",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:62",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:62",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-13.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-13.json
index 0034a4a58e3de70d4c06861f797ca185239fae99..341ba4d867bc50077741de0a79869c11de340788 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-13.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-13.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.13",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:69",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:69",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x00237dffff94f26a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:6a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:6a",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-15.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-15.json
index f8b406af4225952727dcffd1d360a2b67079c690..c3e9d169b41513c4723005b2319a51335cade056 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-15.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-15.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.15",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:72:75",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:72:75",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x00237dffff947276",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:72:76",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:72:76",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-19.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-19.json
index b894bee43f1fac489d5b531d9f62311099ed9177..3c17c5c7c071d6ee87d591a96feeadbb2c310fcb 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-19.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-19.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.19",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1d",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x00237dffff94d31e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1e",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-2.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-2.json
index d4ee2c5c24b73faf49c31691db004ad48cb041f9..c45835ea9d7073b1cfc932c68081531315bad6d0 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-2.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-2.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.2",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:c9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:c9",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x00237dffff9493ca",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:ca",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:ca",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-20.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-20.json
index 3bf1f161bf3428fdaff2c6f351c2e8093189d0e4..acb5b2cec1f7452850d04e4380f5938822f0251a 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-20.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-20.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.20",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:19",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:19",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x00237dffff94d31a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1a",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-21.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-21.json
index 89b8b0defcb72d64bbcf7371a6142728a0c81733..8851aacc964da064c3e7fbcf8da521f83ce3f000 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-21.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-21.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.21",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:35",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:35",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x00237dffff94d336",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:36",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:36",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-22.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-22.json
index d3de165427e1940e23a8adf97d4dc89a4a46c4c4..e250690e263d53d84d02df57b627d0c5eed0f06d 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-22.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-22.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.22",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:fd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:fd",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x00237dffff94a2fe",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:fe",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:fe",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-25.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-25.json
index 0e8057a598e570aafd9cc18c0b4008cd7dbbf58e..cefade91100d5c33c1fa58281e52e8323804876c 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-25.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-25.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.25",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:24:3f",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:24:3f",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x0002c90300062440",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:24:40",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:24:40",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-28.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-28.json
index 11a68bd03a3dfa49d3afc62dab563710c661ec14..5885a1ce4a93e728a8b0636de9840dceadcecdac 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-28.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-28.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.28",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e5",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x00237dffff94f2e6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e6",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-31.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-31.json
index 62fe5e7b321a29bba66a626c7ede3ac513876773..6ea41e2748fcd6a6d4b309d4c41c32cb134bc8b5 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-31.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-31.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.31",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:35",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:35",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x00237dffff948236",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:36",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:36",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-32.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-32.json
index a6484f20f77ee1b7f042615795a7acd0fb390cf5..9b268c2056a97c5f8e8867dad22820189408b458 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-32.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-32.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.32",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:59",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:59",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x00237dffff94735a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:5a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:5a",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-35.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-35.json
index b003270389be86d47d246d265621910110eab864..a42465034dad0482e50e8988f8ce809833145a7f 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-35.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-35.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.35",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:07:50:19",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:07:50:19",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x0002c9030007501a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:07:50:1a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:07:50:1a",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-38.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-38.json
index 3d12edab92a7d98f0a030e6248b3e21faaacc665..2e6ffb5ee7216ee0ff257434b26f087690b8b7fe 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-38.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-38.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.38",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:21",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:21",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x00237dffff948222",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:22",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:22",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-8.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-8.json
index a72e2ce7098f0809e17b7a7937e32a11bcad8ccb..976de743e46618a76cc11e56ff906536c3942357 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-8.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-8.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.8",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:4d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:4d",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x00237dffff94b24e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:4e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:4e",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-9.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-9.json
index bdee394b2c3e7a52d2f4ee465d2cb58beeb5835d..cd6846ae4a51abd8ce297d8b7fcab3a92677007a 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-9.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-9.json
@@ -125,7 +125,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.99.9",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:21",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:21",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": true,
@@ -141,7 +141,7 @@
       "guid": "0x00237dffff94d322",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:22",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:22",
       "management": false,
       "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.json
index 8a4ce007c8826972c007eafc71d267dada1745fc..34472bb7e036f55d13ed2248a73d3921b5976a20 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.1",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:11",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:11",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffc611",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:11",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:11",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffc612",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.json
index da38b6bab7a6625320158ab7826a91d8ee953743..3a6243d189213e063100c41377511e72a2a7331d 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.10",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:49",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:49",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ff5849",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:49",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:49",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ff584a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:4a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:4a",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.json
index 9b9e6f8e38e6b2ca06a7fb2e9e4ca8e5f1175c7c..7c5ff6607f431ff087da3cc46fec2865fcb0848a 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.11",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:24",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:24",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffaf24",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:24",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:24",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffaf25",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:25",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:25",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.json
index 6f5cf6e45d2250e90789ee289557f85388722cd8..0bb57bbdc0cdce345b750eb87dd5a742a3cf86be 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.12",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fc",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fc",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffadfc",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fc",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fc",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffadfd",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fd",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-13.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-13.json
index 0375f99aa76ef53389627ea005a6edc392e59c92..81b67505e5cf05314231c21a73118f1764ce4307 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-13.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-13.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.13",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:cd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:cd",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x14feb59097fed0cd",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:cd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:cd",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x14feb59097fed0ce",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:ce",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:ce",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.json
index cb5e4808e43eaff1a93e1dd315ddeb6da9f8d30e..61cf03ee219df923c0146043697eb506e08f8c46 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.14",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9d",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ff8a9d",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9d",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ff8a9e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9e",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.json
index 1595e0cf8754b1952bd1e56299e0ad3dc05daa5f..c3f622aa89a6498f079e70c59884ee006df324e9 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.15",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:cd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:cd",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ff8acd",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:cd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:cd",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ff8ace",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:ce",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:ce",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.json
index 228e16e51000c86e119cd5e54bdb7c7685609381..98963f36d85a368a2dd3e54f3fe4e4b3e1c66afe 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.16",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:c9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:c9",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ff57c9",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:c9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:c9",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ff57ca",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:ca",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:ca",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.json
index 386924cc8a7238d0d2d2c752bda7ca33401c16be..44a837d7e0782da82fc132c60d83b473db7d2dcc 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.17",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:21",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:21",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffc521",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:21",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:21",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffc522",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:22",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:22",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.json
index ae18a1557a9b1adb519607efc373c888b1c649fc..1ab71fa0cc224c35584c9684724261cbbaf0c869 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.18",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:39",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:39",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffc639",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:39",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:39",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffc63a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:3a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:3a",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.json
index 9204e3e95010f8a548fdf8cfa97a60323b60fb85..d27f970eb83002ea4465daa746cb8d1a9e49288c 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.19",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f1",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffc4f1",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f1",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffc4f2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f2",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.json
index 206a65df6f951b6ed0bd1162b7834edd6117006f..e6d07bf4dfd0c4fb77160356b70b104c3bbd9252 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.2",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:71",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:71",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffc671",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:71",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:71",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffc672",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:72",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:72",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.json
index edf65df1299fc0f45a9c7af13510e31779c7e00b..0829eb95d9d8af4700566fcc1c800a76e70728d4 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.20",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1d",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffc61d",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1d",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffc61e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1e",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.json
index e230802424cb7a28fee0a760ec7ac6f48d8b5497..a93a42323e7d685848615da2c4efdce9dd89c8f1 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.21",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f0",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f0",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffadf0",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f0",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f0",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffadf1",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f1",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.json
index 31bca172f5a9bbec38804c48860bacac013b0c2f..e15084953a03faa654ceda125552b3251b1edc76 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.22",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:91",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:91",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ff8a91",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:91",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:91",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ff8a92",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:92",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:92",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.json
index 723c8e0f68731aecdbc0411ef0d3ae483551239f..f52e0d1ea49f8c5f9ddbe0640bc651afb126faae 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.23",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e1",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ff59e1",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e1",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e1",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ff59e2",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e2",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e2",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.json
index 0b191bb78cb219f93e17882e97eeaf250ac09a1e..ec5989906484eaf189aab5da55ef887e6a0e8577 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.24",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8d",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ff8a8d",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8d",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ff8a8e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8e",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.json
index 246fa38cb8e705523de95addf1ecf2db10f261df..200de14ee65330f26610520c9fd729676a7c803d 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.25",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:68",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:68",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffaf68",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:68",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:68",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffaf69",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:69",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:69",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.json
index af89e5fc7deff846ccbabd5e2794a21419ff187f..f762fc36df8ab0beeccc9bffc32d9625043f0490 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.26",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e5",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffc4e5",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e5",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffc4e6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e6",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.json
index df2c87cee5dcecc9bd902cd7322116381f62d650..69cdaad905d201313cecea4002ef8166850e02c2 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.27",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:15",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:15",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffc515",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:15",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:15",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffc516",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:16",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:16",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.json
index bc3070d2a2b2b7b6fc5e5dabd13a38447f755c45..52ad223742cff0403181c2d0880b321c556deab6 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.28",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6c",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6c",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffaf6c",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6c",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6c",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffaf6d",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6d",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.json
index b724807bdd1901f345f96f0b9e2521b6439d61f5..f76ec0a302d5e1ab1a819c9d37d326b42b66df12 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.29",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ec",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ec",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffadec",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ec",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ec",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffaded",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ed",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ed",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.json
index 52dec6641a2f7625e7a0d5d187d55e1ccb042463..65f4302a925f090bb8babb6ed0c9f0180a92e4b1 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.json
@@ -91,7 +91,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.3",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:0d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:0d",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -105,7 +105,7 @@
       "guid": "0x0024e89097ffc60d",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:0d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:0d",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -121,7 +121,7 @@
       "guid": "0x0024e89097ffc612",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.json
index 055c922e694eac41955ca93935c04332c28d3daa..2f57f7f978119cbb246a71255ebe38c4a2be2972 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.30",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:99",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:99",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ff8a99",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:99",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:99",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffc612",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.json
index 701e9be65bf753c0ade9cd065a267285817a2796..a85ead3f878911f59146434e61b2e8012277f06d 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.31",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:20",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:20",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffaf20",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:20",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:20",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffaf21",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:21",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:21",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.json
index 4fb42b38c829e88020d0aae25f0a9b7d31d8e566..440fbd92e0f7d4456d66122eefcefadd4c5c0f8a 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.json
@@ -92,7 +92,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.32",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:a1:c8",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:a1:c8",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -106,7 +106,7 @@
       "guid": "0x0024e89097ffa1c8",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:a1:c8",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:a1:c8",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -122,7 +122,7 @@
       "guid": "0x0024e89097ffc612",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.json
index e33304c490391b5efaed89656dc01e09bdeb43ab..6f1a2fbbdea0789ed5eb8249f5062fd0396e2c8d 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.33",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1c",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1c",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffaf1c",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1c",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1c",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffaf1d",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1d",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.json
index d7a9bbf5630f08ddb21d304d2b7f49fcab8c700b..44a9043348531aa9c99447f31848fe52bbcde4d2 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.34",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:b9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:b9",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ff59b9",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:b9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:b9",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ff59ba",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:ba",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:ba",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.json
index d4476272c93de587b27c37bd8c61a7bccb09e2e1..0bd37e037ce456cb709a55b646bebf9a484c981f 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.35",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:95",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:95",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ff8a95",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:95",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:95",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ff8a96",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:96",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:96",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.json
index 67f4e2b16a9d30b1c7eeb0d5fb76bd2928b5acaa..64e9ca48347a4da60d7ec7c2315cb68b632eb2c4 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.36",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d5",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ff57d5",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d5",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d5",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ff57d6",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d6",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d6",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.json
index 6b55d78e822eb72f577f98dda7934d5d36a14722..ba48fab1a6d4b0adc813e2ad0bef39212ab8b267 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.37",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:50",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:50",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffaf50",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:50",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:50",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffaf51",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:51",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:51",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.json
index 55ee0333db5fda25dbb0100dc79ced6d4406925a..1adcd96a7cb6287d55e40e5e2965baf1b343682f 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.38",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:d9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:d9",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffc4d9",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:d9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:d9",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffc4da",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:da",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:da",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.json
index 9d3f9eaef7a39754aae36cdf94eea51408c9fb6e..1e7e32b8e4806aeceb5069e1cea0b532cb1fd506 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.39",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:00",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffae00",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:00",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:00",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffae01",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:01",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:01",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.json
index 88804746477cf6ec45b4cc13d41f3744527dbfc5..d57d1c0a181e236a6f8d0b043eb3283ed9915801 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.4",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2d",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffc62d",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2d",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffc62e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2e",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.json
index 9bb83624f4a358e754cf0d64ebdca8fe37c3bbf5..e1fa421b43e28201002a1dea162ea63559ee52a6 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.40",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dc",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dc",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffaddc",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dc",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dc",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffaddd",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dd",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dd",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.json
index a2f5fccf232861f0629c3444336cb0a347c1dac7..0a0e34ab93d1fc2fd26eb0a1d64ebbf2c467f885 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.41",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e9",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffc4e9",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e9",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffc4ea",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:ea",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:ea",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.json
index d04912bfcd629d04260e5681bca3995a8803438a..7a947948982ed3b86ad65de95f3be4865fa0ed35 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.42",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:29",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:29",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffc629",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:29",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:29",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffc62a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2a",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.json
index abe7dcf2c71790dc362ead7bd95bbda9878d6d82..78f886941864cf5ab22a081ea29276d28c448113 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.43",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e8",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e8",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffade8",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e8",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e8",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffade9",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e9",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e9",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.json
index f305fb84ea1cf651593e92dce852270571a8de5f..a6f88104c316e4dccdf66f0ae74637f571fdb6ea 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.44",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7d",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffc67d",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7d",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7d",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffc67e",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7e",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7e",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.json
index 6766fcce9327f89245f01ce5bd5759bc73447290..2d848499c83d8b6fc05a3f7cf06e8aad6e515ea9 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.5",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:41",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:41",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ff5941",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:41",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:41",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ff5942",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:42",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:42",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.json
index 6771caea2daca3c63c83146868adbbc84440ab30..0110136c5c4d5a79b4de338a4e8404925661ffb5 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.6",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:15",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:15",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffc615",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:15",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:15",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffc616",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:16",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:16",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.json
index 5e9b62f6a0c8c13730f888d86954b0fd905589cd..4d67ad8815543961d3477e25a35fbf8dfbcec02a 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.8",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:69",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:69",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffc669",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:69",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:69",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffc66a",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:6a",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:6a",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.json
index be7236d5c8e2d70a2a91cd33549521ed13306555..5d1cbf6bfb5598c023721103c6273b5d07030a01 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.json
@@ -94,7 +94,7 @@
       "interface": "InfiniBand",
       "ip": "172.18.132.9",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:18",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:18",
       "management": false,
       "mountable": true,
       "mounted": true,
@@ -108,7 +108,7 @@
       "guid": "0x0024e89097ffaf18",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:18",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:18",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": true,
@@ -124,7 +124,7 @@
       "guid": "0x0024e89097ffaf19",
       "interface": "InfiniBand",
       "kavlan": false,
-      "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:19",
+      "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:19",
       "management": false,
       "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
       "mountable": false,
diff --git a/grid5000-all.json b/grid5000-all.json
index c9ee23753b37f2c88388b462a6cb2626eba804bf..054a46c859f50b0270ff2036cd503e7504a891eb 100644
--- a/grid5000-all.json
+++ b/grid5000-all.json
@@ -13853,7 +13853,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.1",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:5f:9e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:5f:9e",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -14046,7 +14046,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.10",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:5f",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:5f",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -14062,7 +14062,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -14245,7 +14245,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.11",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:59",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:59",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -14261,7 +14261,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -14444,7 +14444,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.12",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:5b",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:5b",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -14460,7 +14460,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -14643,7 +14643,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.13",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:cb",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:cb",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -14659,7 +14659,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -14842,7 +14842,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.14",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:83",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:83",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -14858,7 +14858,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -15041,7 +15041,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.15",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:fb",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:fb",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -15057,7 +15057,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -15240,7 +15240,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.16",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:c3",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:c3",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -15433,7 +15433,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.17",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:6e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:6e",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -15449,7 +15449,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -15632,7 +15632,7 @@
                   "ip": "172.18.17.18",
                   "ip6": "fe80::a00:3800:135:c944",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:44",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:44",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -15648,7 +15648,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -15830,7 +15830,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.19",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:b9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:b9",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -15846,7 +15846,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -16029,7 +16029,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.2",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:62:7d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:62:7d",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -16222,7 +16222,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.20",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:35",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:35",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -16238,7 +16238,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -16420,7 +16420,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.21",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:70",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:70",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -16436,7 +16436,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -16619,7 +16619,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.22",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:6b",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:6b",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -16635,7 +16635,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -16818,7 +16818,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.23",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c2",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c2",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -16834,7 +16834,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -17016,7 +17016,7 @@
                   "ip": "172.18.17.24",
                   "ip6": "fe80::a00:3800:135:ca3a",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:3a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:3a",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -17032,7 +17032,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -17215,7 +17215,7 @@
                   "ip": "172.18.17.25",
                   "ip6": "fe80::a00:3800:135:c815",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:15",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:15",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -17231,7 +17231,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -17413,7 +17413,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.26",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:ff",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:ff",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -17429,7 +17429,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -17610,7 +17610,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.27",
                   "ip6": "fe80::a00:3800:135:ca5e",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:5e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:5e",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -17621,7 +17621,7 @@
                   "enabled": false,
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -17784,7 +17784,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.28",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:6d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:6d",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -17800,7 +17800,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -17983,7 +17983,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.29",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:9e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:9e",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -17999,7 +17999,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -18182,7 +18182,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.3",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:53",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:53",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -18198,7 +18198,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -18381,7 +18381,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.30",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:98",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:98",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -18397,7 +18397,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -18580,7 +18580,7 @@
                   "ip": "172.18.17.31",
                   "ip6": "fe80::a00:3800:135:cede",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ce:de",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ce:de",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -18596,7 +18596,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -18778,7 +18778,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.32",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:ea",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:ea",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -18794,7 +18794,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -18977,7 +18977,7 @@
                   "ip": "172.18.17.33",
                   "ip6": "fe80::a00:3800:135:ca73",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:73",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:73",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -18993,7 +18993,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -19175,7 +19175,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.34",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:74",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:74",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -19191,7 +19191,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -19374,7 +19374,7 @@
                   "ip": "172.18.17.35",
                   "ip6": "fe80::a00:3800:135:c914",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:14",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:14",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -19390,7 +19390,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -19572,7 +19572,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.36",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:da",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:da",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -19588,7 +19588,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -19771,7 +19771,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.37",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:8a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:8a",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -19964,7 +19964,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.38",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:bc",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:bc",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -19980,7 +19980,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -20163,7 +20163,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.39",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:40",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:40",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -20179,7 +20179,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -20362,7 +20362,7 @@
                   "ip": "172.18.17.4",
                   "ip6": "fe80::a00:3800:137:2d73",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:2d:73",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:2d:73",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -20378,7 +20378,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -20560,7 +20560,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.40",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:7d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:7d",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -20576,7 +20576,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -20758,7 +20758,7 @@
                   "ip": "172.18.17.41",
                   "ip6": "fe80::a00:3800:137:6277",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:62:77",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:62:77",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -20951,7 +20951,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.42",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:29:c5",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:29:c5",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -21144,7 +21144,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.43",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:bf",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:bf",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -21160,7 +21160,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -21343,7 +21343,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.44",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:80",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:80",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -21359,7 +21359,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -21540,7 +21540,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.45",
                   "ip6": "fe80::a00:3800:135:ca34",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:34",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:34",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -21551,7 +21551,7 @@
                   "enabled": false,
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -21714,7 +21714,7 @@
                   "ip": "172.18.17.46",
                   "ip6": "fe80::a00:3800:135:c8f0",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:f0",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:f0",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -21730,7 +21730,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -21912,7 +21912,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.47",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:9b",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:9b",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -21928,7 +21928,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -22111,7 +22111,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.48",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:29",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:29",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -22127,7 +22127,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -22310,7 +22310,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.49",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:92",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:92",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -22326,7 +22326,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -22509,7 +22509,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.5",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:d8",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:d8",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -22702,7 +22702,7 @@
                   "ip": "172.18.17.50",
                   "ip6": "fe80::a00:3800:135:ca19",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:19",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:19",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -22718,7 +22718,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -22900,7 +22900,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.51",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:61",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:61",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -22916,7 +22916,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -23099,7 +23099,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.52",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:28",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:28",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -23115,7 +23115,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -23298,7 +23298,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.53",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:4f",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:4f",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -23314,7 +23314,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -23495,7 +23495,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.54",
                   "ip6": "fe80::a00:3800:137:5ed8",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:d8",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:d8",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -23506,7 +23506,7 @@
                   "enabled": false,
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -23669,7 +23669,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.55",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:dd",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:dd",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -23685,7 +23685,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -23868,7 +23868,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.56",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:01",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:01",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -23884,7 +23884,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -24067,7 +24067,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.57",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:86",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:86",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -24083,7 +24083,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -24266,7 +24266,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.58",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:0d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:0d",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -24282,7 +24282,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -24465,7 +24465,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.59",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:08",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:08",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -24481,7 +24481,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -24664,7 +24664,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.6",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:54:8e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:54:8e",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -24857,7 +24857,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.60",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:37",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:37",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -24873,7 +24873,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -25054,7 +25054,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.61",
                   "ip6": "fe80::a00:3800:135:c90b",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:0b",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:0b",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -25065,7 +25065,7 @@
                   "enabled": false,
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -25228,7 +25228,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.62",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c8",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c8",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -25244,7 +25244,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -25427,7 +25427,7 @@
                   "ip": "172.18.17.63",
                   "ip6": "fe80::a00:3800:135:c98c",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:8c",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:8c",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -25443,7 +25443,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -25625,7 +25625,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.64",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:cc:9e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:cc:9e",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -25641,7 +25641,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -25824,7 +25824,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.65",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:d7",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:d7",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -25840,7 +25840,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -26023,7 +26023,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.66",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:1f",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:1f",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -26039,7 +26039,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -26222,7 +26222,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.67",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:f8",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:f8",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -26238,7 +26238,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -26421,7 +26421,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.68",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:89",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:89",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -26437,7 +26437,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -26620,7 +26620,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.69",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:9d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:9d",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -26636,7 +26636,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -26819,7 +26819,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.7",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:e1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:e1",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -26835,7 +26835,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -27017,7 +27017,7 @@
                   "ip": "172.18.17.70",
                   "ip6": "fe80::a00:3800:135:ca9a",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:9a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:9a",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -27033,7 +27033,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -27216,7 +27216,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.71",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:1a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:1a",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -27232,7 +27232,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -27415,7 +27415,7 @@
                   "ip": "172.18.17.72",
                   "ip6": "fe80::a00:3800:137:5fcb",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:5f:cb",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:5f:cb",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -27431,7 +27431,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -27613,7 +27613,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.8",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:02",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:02",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -27629,7 +27629,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -27812,7 +27812,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.17.9",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c5",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c5",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -27828,7 +27828,7 @@
                   "guid": "0x0000000000000000",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -28024,7 +28024,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.1",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:b9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:b9",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -28040,7 +28040,7 @@
                   "guid": "0x0002c903000158ba",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:ba",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:ba",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -28213,7 +28213,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.10",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a5",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a5",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -28229,7 +28229,7 @@
                   "guid": "0x0002c903000159a6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a6",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a6",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -28402,7 +28402,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.11",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:54:31",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:54:31",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -28418,7 +28418,7 @@
                   "guid": "0x0002c90300015432",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:54:32",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:54:32",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -28591,7 +28591,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.12",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a1",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -28607,7 +28607,7 @@
                   "guid": "0x0002c903000159a2",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a2",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a2",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -28780,7 +28780,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.13",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c9",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -28796,7 +28796,7 @@
                   "guid": "0x0002c903000155ca",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ca",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ca",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -28969,7 +28969,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.14",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:cd",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:cd",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -28985,7 +28985,7 @@
                   "guid": "0x0002c903000155ce",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ce",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ce",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -29158,7 +29158,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.15",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d9",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -29174,7 +29174,7 @@
                   "guid": "0x0002c903000155da",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:da",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:da",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -29347,7 +29347,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.16",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e9",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -29363,7 +29363,7 @@
                   "guid": "0x0002c903000155ea",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ea",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ea",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -29536,7 +29536,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.17",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e1",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -29552,7 +29552,7 @@
                   "guid": "0x0002c903000155e2",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e2",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e2",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -29725,7 +29725,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.18",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d5",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d5",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -29741,7 +29741,7 @@
                   "guid": "0x0002c903000155d6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d6",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d6",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -29914,7 +29914,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.19",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:5d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:5d",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -29930,7 +29930,7 @@
                   "guid": "0x0002c9030001565e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:5e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:5e",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -30103,7 +30103,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.2",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:d5",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:d5",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -30119,7 +30119,7 @@
                   "guid": "0x0002c903000158d6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:d6",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:d6",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -30292,7 +30292,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.20",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e5",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e5",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -30308,7 +30308,7 @@
                   "guid": "0x0002c903000155e6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e6",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e6",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -30481,7 +30481,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.21",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d1",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -30497,7 +30497,7 @@
                   "guid": "0x0002c903000155d2",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d2",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d2",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -30670,7 +30670,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.22",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c1",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -30686,7 +30686,7 @@
                   "guid": "0x0002c903000155c2",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c2",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c2",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -30859,7 +30859,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.23",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:31",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:31",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -30875,7 +30875,7 @@
                   "guid": "0x0002c90300015632",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:32",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:32",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -31048,7 +31048,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.24",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:01",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:01",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -31064,7 +31064,7 @@
                   "guid": "0x0002c90300015b02",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:02",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:02",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -31237,7 +31237,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.25",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:01",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:01",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -31253,7 +31253,7 @@
                   "guid": "0x0002c90300015602",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:02",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:02",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -31426,7 +31426,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.26",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:fd",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:fd",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -31442,7 +31442,7 @@
                   "guid": "0x0002c903000157fe",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:fe",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:fe",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -31613,7 +31613,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.27",
                   "ip6": "fe80::202:c903:1:5731",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:31",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:31",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -31625,7 +31625,7 @@
                   "enabled": false,
                   "guid": "0x0002c90300015732",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:32",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:32",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -31775,7 +31775,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.28",
                   "ip6": "fe80::202:c903:1:5659",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:59",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:59",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -31787,7 +31787,7 @@
                   "enabled": false,
                   "guid": "0x0002c9030001565a",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:5a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:5a",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -31939,7 +31939,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.29",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:b5",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:b5",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -31955,7 +31955,7 @@
                   "guid": "0x0002c903000155b6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:b6",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:b6",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -32128,7 +32128,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.3",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a9",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -32144,7 +32144,7 @@
                   "guid": "0x0002c903000159aa",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:aa",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:aa",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -32317,7 +32317,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.30",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:61",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:61",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -32333,7 +32333,7 @@
                   "guid": "0x0002c90300015662",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:62",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:62",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -32506,7 +32506,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.31",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:65",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:65",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -32522,7 +32522,7 @@
                   "guid": "0x0002c90300015666",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:66",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:66",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -32695,7 +32695,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.32",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ed",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ed",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -32711,7 +32711,7 @@
                   "guid": "0x0002c903000155ee",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ee",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ee",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -32884,7 +32884,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.33",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:05",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:05",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -32900,7 +32900,7 @@
                   "guid": "0x0002c90300015806",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:06",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:06",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -33071,7 +33071,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.34",
                   "ip6": "fe80::202:c903:1:5655",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:55",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:55",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -33083,7 +33083,7 @@
                   "enabled": false,
                   "guid": "0x0002c90300015656",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:56",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:56",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -33235,7 +33235,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.4",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:bd",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:bd",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -33251,7 +33251,7 @@
                   "guid": "0x0002c903000158be",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:be",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:be",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -33424,7 +33424,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.5",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:0d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:0d",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -33440,7 +33440,7 @@
                   "guid": "0x0002c90300015b0e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:0e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:0e",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -33613,7 +33613,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.6",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:2d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:2d",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -33629,7 +33629,7 @@
                   "guid": "0x0002c9030001552e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:2e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:2e",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -33802,7 +33802,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.7",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:ad",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:ad",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -33818,7 +33818,7 @@
                   "guid": "0x0002c903000159ae",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:ae",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:ae",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -33991,7 +33991,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.8",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:19",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:19",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -34007,7 +34007,7 @@
                   "guid": "0x0002c90300015b1a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:1a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:1a",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -34180,7 +34180,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.16.9",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:15",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:15",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -34196,7 +34196,7 @@
                   "guid": "0x0002c90300015b16",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:16",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:16",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -78542,7 +78542,7 @@
                   "ip": "172.18.70.1",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:41",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:41",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -78810,7 +78810,7 @@
                   "ip": "172.18.70.10",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:a1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:a1",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -79078,7 +79078,7 @@
                   "ip": "172.18.70.11",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:51",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:51",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -79346,7 +79346,7 @@
                   "ip": "172.18.70.12",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:71",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:71",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -79614,7 +79614,7 @@
                   "ip": "172.18.70.13",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:51:c1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:51:c1",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -79882,7 +79882,7 @@
                   "ip": "172.18.70.14",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:91",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:91",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -80150,7 +80150,7 @@
                   "ip": "172.18.70.15",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:71",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:71",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -80418,7 +80418,7 @@
                   "ip": "172.18.70.16",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:81",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:81",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -80686,7 +80686,7 @@
                   "ip": "172.18.70.2",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:61",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:61",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -80954,7 +80954,7 @@
                   "ip": "172.18.70.3",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:61",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:61",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -81222,7 +81222,7 @@
                   "ip": "172.18.70.4",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:b1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:b1",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -81490,7 +81490,7 @@
                   "ip": "172.18.70.5",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:c1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:c1",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -81758,7 +81758,7 @@
                   "ip": "172.18.70.6",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:2e:01",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:2e:01",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -82026,7 +82026,7 @@
                   "ip": "172.18.70.7",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:2c:b1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:2c:b1",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -82294,7 +82294,7 @@
                   "ip": "172.18.70.8",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:30:b1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:30:b1",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -82562,7 +82562,7 @@
                   "ip": "172.18.70.9",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:31:11",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:31:11",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -82782,7 +82782,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.1",
                   "ip6": "fe80::202:c903:b:9281",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:81",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:81",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -82795,7 +82795,7 @@
                   "enabled": false,
                   "guid": "0x0002c903000b9282",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:82",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:82",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -82975,7 +82975,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.10",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:6d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:6d",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -82992,7 +82992,7 @@
                   "guid": "0x0002c903000b916e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:6e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:6e",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -83195,7 +83195,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.100",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:0d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:0d",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -83212,7 +83212,7 @@
                   "guid": "0x0002c903000b5d0e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:0e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:0e",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -83415,7 +83415,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.101",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:d9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:d9",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -83432,7 +83432,7 @@
                   "guid": "0x0002c903000b5cda",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:da",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:da",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -83635,7 +83635,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.102",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:71",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:71",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -83652,7 +83652,7 @@
                   "guid": "0x0002c903000b5e72",
                   "interface": "InfiniBand",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -83855,7 +83855,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.103",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:49",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -83872,7 +83872,7 @@
                   "guid": "0x0002c903000b5d4a",
                   "interface": "InfiniBand",
                   "kavlan": false,
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -84075,7 +84075,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.104",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:15",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -84092,7 +84092,7 @@
                   "guid": "0x0002c903000b5d16",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:16",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -84295,7 +84295,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.105",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:19",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -84312,7 +84312,7 @@
                   "guid": "0x0002c903000b5d1a",
                   "interface": "InfiniBand",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -84516,7 +84516,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.106",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ad",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -84533,7 +84533,7 @@
                   "guid": "0x0002c903000b5cae",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ae",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -84737,7 +84737,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.107",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:3d",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -84754,7 +84754,7 @@
                   "guid": "0x0002c903000b5d3e",
                   "interface": "InfiniBand",
                   "kavlan": false,
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -84958,7 +84958,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.108",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:21",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -84975,7 +84975,7 @@
                   "guid": "0x0002c903000b5d22",
                   "interface": "InfiniBand",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -85179,7 +85179,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.109",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:25",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -85196,7 +85196,7 @@
                   "guid": "0x0002c903000b5d26",
                   "interface": "InfiniBand",
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-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:26",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -85400,7 +85400,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.11",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:71",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -85417,7 +85417,7 @@
                   "guid": "0x0002c903000b9172",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:72",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -85620,7 +85620,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.110",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:a9",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -85637,7 +85637,7 @@
                   "guid": "0x0002c903000b5caa",
                   "interface": "InfiniBand",
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-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:aa",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -85841,7 +85841,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.111",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:55:91",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -85858,7 +85858,7 @@
                   "guid": "0x0002c903000c5592",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:55:92",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -86062,7 +86062,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.112",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:7e:9d",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -86079,7 +86079,7 @@
                   "guid": "0x0002c903000b7e9e",
                   "interface": "InfiniBand",
                   "kavlan": false,
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -86283,7 +86283,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.113",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b5",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -86300,7 +86300,7 @@
                   "guid": "0x0002c903000b93b6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b6",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -86504,7 +86504,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.114",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c5",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -86521,7 +86521,7 @@
                   "guid": "0x0002c903000b93c6",
                   "interface": "InfiniBand",
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-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c6",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -86725,7 +86725,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.115",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:05",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -86742,7 +86742,7 @@
                   "guid": "0x0002c903000b9306",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:06",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -86946,7 +86946,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.116",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:1d",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -86963,7 +86963,7 @@
                   "guid": "0x0002c903000b931e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:1e",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -87167,7 +87167,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.117",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:25",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -87184,7 +87184,7 @@
                   "guid": "0x0002c903000b9326",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:26",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -87388,7 +87388,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.118",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d9",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -87405,7 +87405,7 @@
                   "guid": "0x0002c903000b92da",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:da",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -87609,7 +87609,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.119",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:19",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -87626,7 +87626,7 @@
                   "guid": "0x0002c903000b931a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:1a",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -87830,7 +87830,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.12",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:81",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -87847,7 +87847,7 @@
                   "guid": "0x0002c903000b9382",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:82",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -88050,7 +88050,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.120",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:29",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -88067,7 +88067,7 @@
                   "guid": "0x0002c903000b932a",
                   "interface": "InfiniBand",
                   "kavlan": false,
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -88271,7 +88271,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.121",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:2d",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -88288,7 +88288,7 @@
                   "guid": "0x0002c903000b932e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:2e",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -88492,7 +88492,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.122",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:85",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -88509,7 +88509,7 @@
                   "guid": "0x0002c903000b5d86",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:86",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -88706,7 +88706,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.123",
                   "ip6": "fe80::202:c903:b:9219",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:19",
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                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -88719,7 +88719,7 @@
                   "enabled": false,
                   "guid": "0x0002c903000b921a",
                   "interface": "InfiniBand",
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                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -88899,7 +88899,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.124",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:02:7f:61",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -88916,7 +88916,7 @@
                   "guid": "0x0002c90300027f62",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:02:7f:62",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -89120,7 +89120,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.125",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:91",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -89137,7 +89137,7 @@
                   "guid": "0x0002c903000b9392",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:92",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -89341,7 +89341,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.126",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:51",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -89358,7 +89358,7 @@
                   "guid": "0x0002c903000b9152",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:52",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -89562,7 +89562,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.127",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:85",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -89579,7 +89579,7 @@
                   "guid": "0x0002c903000b9286",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:86",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -89783,7 +89783,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.128",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:15",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -89800,7 +89800,7 @@
                   "guid": "0x0002c903000b9216",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:16",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -90004,7 +90004,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.129",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:05",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -90021,7 +90021,7 @@
                   "guid": "0x0002c903000b9206",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:06",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -90225,7 +90225,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.13",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:85",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -90242,7 +90242,7 @@
                   "guid": "0x0002c903000b9386",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:86",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -90445,7 +90445,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.130",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:09",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -90462,7 +90462,7 @@
                   "guid": "0x0002c903000b920a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:0a",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -90666,7 +90666,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.131",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:4d",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -90683,7 +90683,7 @@
                   "guid": "0x0002c903000b914e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:4e",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -90887,7 +90887,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.132",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:0d",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -90904,7 +90904,7 @@
                   "guid": "0x0002c903000b920e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:0e",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -91108,7 +91108,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.133",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:b3",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -91125,7 +91125,7 @@
                   "guid": "0x0002c9030005f7b4",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:b4",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -91329,7 +91329,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.134",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:4f",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -91346,7 +91346,7 @@
                   "guid": "0x0002c9030005f450",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:50",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -91550,7 +91550,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.135",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c7",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -91567,7 +91567,7 @@
                   "guid": "0x0002c9030005f4c8",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c8",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -91771,7 +91771,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.136",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:47",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -91788,7 +91788,7 @@
                   "guid": "0x0002c9030005f848",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:48",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -91992,7 +91992,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.137",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f6:47",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -92009,7 +92009,7 @@
                   "guid": "0x0002c9030005f648",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f6:48",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f6:48",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -92213,7 +92213,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.138",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c3",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c3",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -92230,7 +92230,7 @@
                   "guid": "0x0002c9030005f4c4",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c4",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c4",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -92434,7 +92434,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.139",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:ff",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:ff",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -92451,7 +92451,7 @@
                   "guid": "0x0002c9030005f800",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:00",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -92655,7 +92655,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.14",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e1",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -92672,7 +92672,7 @@
                   "guid": "0x0002c903000b93e2",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e2",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -92875,7 +92875,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.140",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:9f",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -92892,7 +92892,7 @@
                   "guid": "0x0002c9030005f7a0",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:a0",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -93096,7 +93096,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.141",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:93",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -93113,7 +93113,7 @@
                   "guid": "0x0002c9030005f794",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:94",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -93317,7 +93317,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.142",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:a7",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -93334,7 +93334,7 @@
                   "guid": "0x0002c9030005f7a8",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:a8",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -93538,7 +93538,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.143",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:97",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -93555,7 +93555,7 @@
                   "guid": "0x0002c9030005f498",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:98",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -93752,7 +93752,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.144",
                   "ip6": "fe80::202:c903:5:f85b",
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                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -93765,7 +93765,7 @@
                   "enabled": false,
                   "guid": "0x0002c9030005f85c",
                   "interface": "InfiniBand",
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                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -93945,7 +93945,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.15",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c9",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -93962,7 +93962,7 @@
                   "guid": "0x0002c903000b93ca",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ca",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -94165,7 +94165,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.16",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:75",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -94182,7 +94182,7 @@
                   "guid": "0x0002c903000b9376",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:76",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -94385,7 +94385,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.17",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:71",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -94402,7 +94402,7 @@
                   "guid": "0x0002c903000b9372",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:72",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -94605,7 +94605,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.18",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:7d",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -94622,7 +94622,7 @@
                   "guid": "0x0002c903000b937e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:7e",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -94825,7 +94825,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.19",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:55",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -94842,7 +94842,7 @@
                   "guid": "0x0002c903000b9156",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:56",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -95045,7 +95045,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.2",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:5d",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -95062,7 +95062,7 @@
                   "guid": "0x0002c903000b915e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:5e",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -95265,7 +95265,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.20",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:45",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -95282,7 +95282,7 @@
                   "guid": "0x0002c903000b9146",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:46",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -95485,7 +95485,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.21",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:04:53:6d",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -95502,7 +95502,7 @@
                   "guid": "0x0002c9030004536e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:04:53:6e",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -95705,7 +95705,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.22",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:79",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -95722,7 +95722,7 @@
                   "guid": "0x0002c903000b937a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:7a",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -95925,7 +95925,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.23",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:65",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -95942,7 +95942,7 @@
                   "guid": "0x0002c903000b9366",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:66",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -96145,7 +96145,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.24",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:cd",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -96162,7 +96162,7 @@
                   "guid": "0x0002c903000b92ce",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ce",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -96365,7 +96365,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.25",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a5",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -96382,7 +96382,7 @@
                   "guid": "0x0002c903000b92a6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a6",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -96585,7 +96585,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.26",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:9d",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -96602,7 +96602,7 @@
                   "guid": "0x0002c903000b929e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:9e",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -96805,7 +96805,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.27",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:89",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -96822,7 +96822,7 @@
                   "guid": "0x0002c903000b928a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:8a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:8a",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -97018,7 +97018,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.28",
                   "ip6": "fe80::202:c903:b:928d",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:8d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:8d",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -97031,7 +97031,7 @@
                   "enabled": false,
                   "guid": "0x0002c903000b928e",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:8e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:8e",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -97211,7 +97211,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.29",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:dd",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:dd",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -97228,7 +97228,7 @@
                   "guid": "0x0002c903000b90de",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:de",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:de",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -97424,7 +97424,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.3",
                   "ip6": "fe80::202:c903:b:9159",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:59",
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                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -97437,7 +97437,7 @@
                   "enabled": false,
                   "guid": "0x0002c903000b915a",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:5a",
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                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -97617,7 +97617,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.30",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:79",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -97634,7 +97634,7 @@
                   "guid": "0x0002c903000b927a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:7a",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -97837,7 +97837,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.31",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:1d",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -97854,7 +97854,7 @@
                   "guid": "0x0002c903000b921e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:1e",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -98057,7 +98057,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.32",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:7d",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -98074,7 +98074,7 @@
                   "guid": "0x0002c903000b927e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:7e",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -98277,7 +98277,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.33",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:d9",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -98294,7 +98294,7 @@
                   "guid": "0x0002c903000b90da",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:da",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -98497,7 +98497,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.34",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:65",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -98514,7 +98514,7 @@
                   "guid": "0x0002c903000b9166",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:66",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:66",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -98717,7 +98717,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.35",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:d5:ef",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:d5:ef",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -98734,7 +98734,7 @@
                   "guid": "0x0002c9030001d5f0",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:d5:f0",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -98930,7 +98930,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.36",
                   "ip6": "fe80::202:c903:b:92b9",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b9",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -98943,7 +98943,7 @@
                   "enabled": false,
                   "guid": "0x0002c903000b92ba",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ba",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ba",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -99122,7 +99122,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.37",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c5",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -99139,7 +99139,7 @@
                   "guid": "0x0002c903000b92c6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c6",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -99342,7 +99342,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.38",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b1",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -99359,7 +99359,7 @@
                   "guid": "0x0002c903000b92b2",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b2",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -99562,7 +99562,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.39",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c1",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -99579,7 +99579,7 @@
                   "guid": "0x0002c903000b92c2",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c2",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -99782,7 +99782,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.4",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:bd",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -99799,7 +99799,7 @@
                   "guid": "0x0002c903000b92be",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:be",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -99992,7 +99992,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.40",
                   "ip6": "fe80::202:c903:b:93cd",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:cd",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:cd",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -100005,7 +100005,7 @@
                   "enabled": false,
                   "guid": "0x0002c903000b93ce",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ce",
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                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -100184,7 +100184,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.41",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:99",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -100201,7 +100201,7 @@
                   "guid": "0x0002c903000b929a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:9a",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -100404,7 +100404,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.42",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a9",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -100421,7 +100421,7 @@
                   "guid": "0x0002c903000b92aa",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:aa",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -100624,7 +100624,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.43",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ad",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -100641,7 +100641,7 @@
                   "guid": "0x0002c903000b92ae",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ae",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -100844,7 +100844,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.44",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b5",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -100861,7 +100861,7 @@
                   "guid": "0x0002c903000b92b6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b6",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -101064,7 +101064,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.45",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:21",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -101081,7 +101081,7 @@
                   "guid": "0x0002c903000b9322",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:22",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -101284,7 +101284,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.46",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d5",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d5",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -101301,7 +101301,7 @@
                   "guid": "0x0002c903000b93d6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d6",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -101504,7 +101504,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.47",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e5",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -101521,7 +101521,7 @@
                   "guid": "0x0002c903000b93e6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e6",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -101724,7 +101724,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.48",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:dd",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -101741,7 +101741,7 @@
                   "guid": "0x0002c903000b93de",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:de",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -101944,7 +101944,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.49",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d1",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -101961,7 +101961,7 @@
                   "guid": "0x0002c903000b93d2",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d2",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -102164,7 +102164,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.5",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:79",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -102181,7 +102181,7 @@
                   "guid": "0x0002c903000b917a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:7a",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -102384,7 +102384,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.50",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f1",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -102401,7 +102401,7 @@
                   "guid": "0x0002c903000b92f2",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f2",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -102604,7 +102604,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.51",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e9",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -102621,7 +102621,7 @@
                   "guid": "0x0002c903000b92ea",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ea",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -102824,7 +102824,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.52",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f9",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -102841,7 +102841,7 @@
                   "guid": "0x0002c903000b92fa",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:fa",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -103044,7 +103044,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.53",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:09",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -103061,7 +103061,7 @@
                   "guid": "0x0002c903000b930a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:0a",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -103264,7 +103264,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.54",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:15",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -103281,7 +103281,7 @@
                   "guid": "0x0002c903000b9316",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:16",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -103484,7 +103484,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.55",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:0d",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -103501,7 +103501,7 @@
                   "guid": "0x0002c903000b930e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:0e",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -103697,7 +103697,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.56",
                   "ip6": "fe80::202:c903:b:9189",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:89",
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                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -103710,7 +103710,7 @@
                   "enabled": false,
                   "guid": "0x0002c903000b918a",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:8a",
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                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -103889,7 +103889,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.57",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:8d",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -103906,7 +103906,7 @@
                   "guid": "0x0002c903000b918e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:8e",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -104109,7 +104109,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.58",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:9d",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -104126,7 +104126,7 @@
                   "guid": "0x0002c903000b919e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:9e",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -104329,7 +104329,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.59",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:95",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -104346,7 +104346,7 @@
                   "guid": "0x0002c903000b9196",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:96",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -104549,7 +104549,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.6",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:7d",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -104566,7 +104566,7 @@
                   "guid": "0x0002c903000b917e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:7e",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -104769,7 +104769,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.60",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:85",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -104786,7 +104786,7 @@
                   "guid": "0x0002c903000b9186",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:86",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -104989,7 +104989,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.61",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:91",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -105006,7 +105006,7 @@
                   "guid": "0x0002c903000b9192",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:92",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -105209,7 +105209,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.62",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:99",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -105226,7 +105226,7 @@
                   "guid": "0x0002c903000b919a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:9a",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -105429,7 +105429,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.63",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:81",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -105446,7 +105446,7 @@
                   "guid": "0x0002c903000b9182",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:82",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:82",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -105649,7 +105649,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.64",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a1",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -105666,7 +105666,7 @@
                   "guid": "0x0002c903000b92a2",
                   "interface": "InfiniBand",
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                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
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@@ -105869,7 +105869,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.65",
                   "kavlan": false,
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -105886,7 +105886,7 @@
                   "guid": "0x0002c903000b93da",
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                   "kavlan": false,
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -106089,7 +106089,7 @@
                   "interface": "InfiniBand",
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                   "kavlan": false,
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -106106,7 +106106,7 @@
                   "guid": "0x0002c903000b914a",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -106309,7 +106309,7 @@
                   "interface": "InfiniBand",
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                   "kavlan": false,
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -106326,7 +106326,7 @@
                   "guid": "0x0002c903000b93ba",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -106529,7 +106529,7 @@
                   "interface": "InfiniBand",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -106546,7 +106546,7 @@
                   "guid": "0x0002c903000b9292",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -106749,7 +106749,7 @@
                   "interface": "InfiniBand",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -106766,7 +106766,7 @@
                   "guid": "0x0002c903000b93c2",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -106969,7 +106969,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.7",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:61",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -106986,7 +106986,7 @@
                   "guid": "0x0002c903000b9162",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -107189,7 +107189,7 @@
                   "interface": "InfiniBand",
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                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:11",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -107206,7 +107206,7 @@
                   "guid": "0x0002c903000b9312",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -107409,7 +107409,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.71",
                   "kavlan": false,
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -107426,7 +107426,7 @@
                   "guid": "0x0002c903000b92ee",
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                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
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@@ -107629,7 +107629,7 @@
                   "interface": "InfiniBand",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -107646,7 +107646,7 @@
                   "guid": "0x0002c903000b9296",
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@@ -107849,7 +107849,7 @@
                   "interface": "InfiniBand",
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                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -107865,7 +107865,7 @@
                   "guid": "0x0002c903000b92fe",
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                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
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@@ -108068,7 +108068,7 @@
                   "interface": "InfiniBand",
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-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:dd",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -108084,7 +108084,7 @@
                   "guid": "0x0002c903000b92de",
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                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -108287,7 +108287,7 @@
                   "interface": "InfiniBand",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -108303,7 +108303,7 @@
                   "guid": "0x0002c903000b92e6",
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                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -108506,7 +108506,7 @@
                   "interface": "InfiniBand",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -108522,7 +108522,7 @@
                   "guid": "0x0002c903000b92d6",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
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@@ -108725,7 +108725,7 @@
                   "interface": "InfiniBand",
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-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e1",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -108741,7 +108741,7 @@
                   "guid": "0x0002c903000b92e2",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
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@@ -108944,7 +108944,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.78",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:01",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -108960,7 +108960,7 @@
                   "guid": "0x0002c903000b9302",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -109163,7 +109163,7 @@
                   "interface": "InfiniBand",
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                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f5",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -109179,7 +109179,7 @@
                   "guid": "0x0002c903000b92f6",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -109382,7 +109382,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.8",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:75",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -109399,7 +109399,7 @@
                   "guid": "0x0002c903000b9176",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -109602,7 +109602,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.80",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d1",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -109618,7 +109618,7 @@
                   "guid": "0x0002c903000b92d2",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -109821,7 +109821,7 @@
                   "interface": "InfiniBand",
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                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a9",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -109837,7 +109837,7 @@
                   "guid": "0x0002c903000b93aa",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -110040,7 +110040,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.82",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:95",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -110056,7 +110056,7 @@
                   "guid": "0x0002c903000b9396",
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                   "kavlan": false,
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -110251,7 +110251,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.83",
                   "ip6": "fe80::202:c903:b:93a5",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a5",
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                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -110263,7 +110263,7 @@
                   "enabled": false,
                   "guid": "0x0002c903000b93a6",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a6",
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                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -110443,7 +110443,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.84",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:9d",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -110459,7 +110459,7 @@
                   "guid": "0x0002c903000b939e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:9e",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -110662,7 +110662,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.85",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:99",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -110679,7 +110679,7 @@
                   "guid": "0x0002c903000b939a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:9a",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -110874,7 +110874,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.86",
                   "ip6": "fe80::202:c903:b:93a1",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a1",
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                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -110887,7 +110887,7 @@
                   "enabled": false,
                   "guid": "0x0002c903000b93a2",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a2",
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                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -111067,7 +111067,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.87",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ad",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -111084,7 +111084,7 @@
                   "guid": "0x0002c903000b93ae",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ae",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -111287,7 +111287,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.88",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b1",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -111304,7 +111304,7 @@
                   "guid": "0x0002c903000b93b2",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b2",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -111507,7 +111507,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.89",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ed",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ed",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -111524,7 +111524,7 @@
                   "guid": "0x0002c903000b5cee",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ee",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -111727,7 +111727,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.9",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:69",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -111744,7 +111744,7 @@
                   "guid": "0x0002c903000b916a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:6a",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -111947,7 +111947,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.90",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:09",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -111964,7 +111964,7 @@
                   "guid": "0x0002c903000b5d0a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:0a",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -112167,7 +112167,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.91",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:d1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:d1",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -112184,7 +112184,7 @@
                   "guid": "0x0002c903000b5cd2",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:d2",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -112387,7 +112387,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.92",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:e5",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -112404,7 +112404,7 @@
                   "guid": "0x0002c903000b5ce6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:e6",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -112607,7 +112607,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.93",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:ad",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -112624,7 +112624,7 @@
                   "guid": "0x0002c903000b5eae",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:ae",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:ae",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -112820,7 +112820,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.94",
                   "ip6": "fe80::202:c903:b:5c95",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:95",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:95",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -112833,7 +112833,7 @@
                   "enabled": false,
                   "guid": "0x0002c903000b5c96",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:96",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:96",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -113013,7 +113013,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.95",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:95",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:95",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -113030,7 +113030,7 @@
                   "guid": "0x0002c903000b5e96",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:96",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:96",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -113226,7 +113226,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.96",
                   "ip6": "fe80::202:c903:b:5e9d",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:9d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:9d",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -113239,7 +113239,7 @@
                   "enabled": false,
                   "guid": "0x0002c903000b5e9e",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:9e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:9e",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -113419,7 +113419,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.97",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:d5",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:d5",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -113436,7 +113436,7 @@
                   "guid": "0x0002c903000b5ed6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:d6",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:d6",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -113632,7 +113632,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.98",
                   "ip6": "fe80::202:c903:b:5e99",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:99",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:99",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -113645,7 +113645,7 @@
                   "enabled": false,
                   "guid": "0x0002c903000b5e9a",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:9a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:9a",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -113825,7 +113825,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.99",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:b1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:b1",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -113842,7 +113842,7 @@
                   "guid": "0x0002c903000b5eb2",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:b2",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:b2",
                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -114078,7 +114078,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.67.1",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:41",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:41",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -114307,7 +114307,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.67.2",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f0:61",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f0:61",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -114536,7 +114536,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.67.3",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b3:48:c1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b3:48:c1",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -114765,7 +114765,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.67.4",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b3:48:a1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b3:48:a1",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -114994,7 +114994,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.67.5",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:b1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:b1",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -115223,7 +115223,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.67.6",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:a1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:a1",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -115479,7 +115479,7 @@
                   "ip": "172.18.68.1",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:d1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:d1",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -115735,7 +115735,7 @@
                   "ip": "172.18.68.2",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:11",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:11",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -115991,7 +115991,7 @@
                   "ip": "172.18.68.3",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:e1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:e1",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -116247,7 +116247,7 @@
                   "ip": "172.18.68.4",
                   "ip6": null,
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:c1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:c1",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -127004,7 +127004,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.71.1",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:31",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:31",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -127337,7 +127337,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.71.2",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:31:51",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:31:51",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -127670,7 +127670,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.71.3",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:30:d1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:30:d1",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -128003,7 +128003,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.71.4",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:91",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:91",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -128336,7 +128336,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.71.5",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:61",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:61",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -128669,7 +128669,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.71.6",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:a1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:a1",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -129002,7 +129002,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.71.7",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:51",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:51",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -129335,7 +129335,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.71.8",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:31",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:31",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -143469,7 +143469,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.72.50",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:71",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:71",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -143782,7 +143782,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.72.51",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:81",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:81",
                   "management": false,
                   "model": "MT27500 Family [ConnectX-3]",
                   "mountable": true,
@@ -176774,7 +176774,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.1",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ad",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ad",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -176790,7 +176790,7 @@
                   "guid": "0x0003ba0001009eae",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ae",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ae",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -176991,7 +176991,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.10",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:45",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:45",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -177007,7 +177007,7 @@
                   "guid": "0x0003ba0001006d46",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:46",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:46",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -177208,7 +177208,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.11",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:75",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:75",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -177224,7 +177224,7 @@
                   "guid": "0x0003ba0001009476",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:76",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:76",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -177425,7 +177425,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.12",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:55",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:55",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -177441,7 +177441,7 @@
                   "guid": "0x0003ba0001009f56",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:56",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:56",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -177642,7 +177642,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.13",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:61",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:61",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -177658,7 +177658,7 @@
                   "guid": "0x0003ba0001009462",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:62",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:62",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -177854,7 +177854,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.14",
                   "ip6": "fe80::203:ba00:100:9511",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:95:11",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:95:11",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -177866,7 +177866,7 @@
                   "enabled": false,
                   "guid": "0x0003ba0001009512",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:95:12",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:95:12",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -178038,7 +178038,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.15",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:e9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:e9",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -178054,7 +178054,7 @@
                   "guid": "0x0003ba00010094ea",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:ea",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:ea",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -178255,7 +178255,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.16",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:aa:d9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:aa:d9",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -178271,7 +178271,7 @@
                   "guid": "0x0003ba000100aada",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:aa:da",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:aa:da",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -178467,7 +178467,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.17",
                   "ip6": "fe80::203:ba00:100:9459",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:59",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:59",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -178479,7 +178479,7 @@
                   "enabled": false,
                   "guid": "0x0003ba000100945a",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:5a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:5a",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -178650,7 +178650,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.18",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:e9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:e9",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -178666,7 +178666,7 @@
                   "guid": "0x0003ba0001009eea",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ea",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ea",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -178867,7 +178867,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.19",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:67:39",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:67:39",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -178883,7 +178883,7 @@
                   "guid": "0x0003ba000100673a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:67:3a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:67:3a",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -179084,7 +179084,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.2",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:71",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:71",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -179100,7 +179100,7 @@
                   "guid": "0x0003ba0001009472",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:72",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:72",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -179301,7 +179301,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.20",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e5",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e5",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -179317,7 +179317,7 @@
                   "guid": "0x0003ba0001009fe6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e6",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e6",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -179518,7 +179518,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.21",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:c5",
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                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -179534,7 +179534,7 @@
                   "guid": "0x0003ba000100abc6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:c6",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:c6",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -179730,7 +179730,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.22",
                   "ip6": "fe80::203:ba00:100:6739",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e1",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -179742,7 +179742,7 @@
                   "enabled": false,
                   "guid": "0x0003ba0001009fe2",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e2",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e2",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -179908,7 +179908,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.23",
                   "ip6": "fe80::203:ba00:100:ab99",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:99",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:99",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -179920,7 +179920,7 @@
                   "enabled": false,
                   "guid": "0x0003ba000100ab9a",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:9a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:9a",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -180092,7 +180092,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.24",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:fd",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:fd",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -180108,7 +180108,7 @@
                   "guid": "0x0003ba00010094fe",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:fe",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:fe",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -180309,7 +180309,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.25",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:49",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:49",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -180325,7 +180325,7 @@
                   "guid": "0x0003ba0001009f4a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:4a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:4a",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -180526,7 +180526,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.3",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:dd",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:dd",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -180542,7 +180542,7 @@
                   "guid": "0x0003ba0001009ede",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:de",
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                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -180743,7 +180743,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.4",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:69:b5",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:69:b5",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -180759,7 +180759,7 @@
                   "guid": "0x0003ba00010069b6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:69:b6",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:69:b6",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -180960,7 +180960,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.5",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:a1",
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                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -180976,7 +180976,7 @@
                   "guid": "0x0003ba0001006da2",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:a2",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:a2",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -181177,7 +181177,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.6",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:bd",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:bd",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -181193,7 +181193,7 @@
                   "guid": "0x0003ba0001009fbe",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:be",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:be",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -181394,7 +181394,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.7",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:80:f1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:80:f1",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -181410,7 +181410,7 @@
                   "guid": "0x0003ba00010080f2",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:80:f2",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:80:f2",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -181611,7 +181611,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.8",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:55",
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                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -181627,7 +181627,7 @@
                   "guid": "0x0003ba0001009456",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:56",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:56",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -181828,7 +181828,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.98.9",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:b1",
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                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -181844,7 +181844,7 @@
                   "guid": "0x0003ba0001009eb2",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:b2",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:b2",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -182091,7 +182091,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.1",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:0f",
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                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -182107,7 +182107,7 @@
                   "guid": "0x0002c9030006ba10",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:10",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:10",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -182323,7 +182323,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.10",
                   "ip6": "fe80::202:c903:6:ba1b",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:1b",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:1b",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -182335,7 +182335,7 @@
                   "enabled": false,
                   "guid": "0x0002c9030006ba1c",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:1c",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:1c",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -182545,7 +182545,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.11",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:b9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:b9",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -182561,7 +182561,7 @@
                   "guid": "0x00237dffff9493ba",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:ba",
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                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -182795,7 +182795,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.12",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:61",
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                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -182811,7 +182811,7 @@
                   "guid": "0x00237dffff94a262",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:62",
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                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -183045,7 +183045,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.13",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:69",
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                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -183061,7 +183061,7 @@
                   "guid": "0x00237dffff94f26a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:6a",
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                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -183277,7 +183277,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.14",
                   "ip6": "fe80::223:7dff:ff94:7365",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:65",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:65",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -183289,7 +183289,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff947366",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:66",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:66",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -183499,7 +183499,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.15",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:72:75",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:72:75",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -183515,7 +183515,7 @@
                   "guid": "0x00237dffff947276",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:72:76",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:72:76",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -183746,7 +183746,7 @@
                   "guid": "0x00237dffff94d351",
                   "interface": "InfiniBand",
                   "ip": "172.18.99.16",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:51",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:51",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -183759,7 +183759,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff94d352",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:52",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:52",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -183952,7 +183952,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.17",
                   "ip6": "fe80::223:7dff:ff94:7331",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:31",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:31",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -183964,7 +183964,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff947332",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:32",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:32",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -184156,7 +184156,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.18",
                   "ip6": "fe80::223:7dff:ff94:93d9",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:d9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:d9",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -184168,7 +184168,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff9493da",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:da",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:da",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -184378,7 +184378,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.19",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1d",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -184394,7 +184394,7 @@
                   "guid": "0x00237dffff94d31e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1e",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -184628,7 +184628,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.2",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:c9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:c9",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -184644,7 +184644,7 @@
                   "guid": "0x00237dffff9493ca",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:ca",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:ca",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -184878,7 +184878,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.20",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:19",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:19",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -184894,7 +184894,7 @@
                   "guid": "0x00237dffff94d31a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1a",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -185128,7 +185128,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.21",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:35",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:35",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -185144,7 +185144,7 @@
                   "guid": "0x00237dffff94d336",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:36",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:36",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -185378,7 +185378,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.22",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:fd",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:fd",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -185394,7 +185394,7 @@
                   "guid": "0x00237dffff94a2fe",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:fe",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:fe",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -185610,7 +185610,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.23",
                   "ip6": "fe80::223:7dff:ff94:d355",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:55",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:55",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -185622,7 +185622,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff94d356",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:56",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:56",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -185814,7 +185814,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.24",
                   "ip6": "fe80::223:7dff:ff94:d319",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:45",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:45",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -185826,7 +185826,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff94b246",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:46",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:46",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -186036,7 +186036,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.25",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:24:3f",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:24:3f",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -186052,7 +186052,7 @@
                   "guid": "0x0002c90300062440",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:24:40",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:24:40",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -186268,7 +186268,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.26",
                   "ip6": "fe80::223:7dff:ff94:b21d",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:1d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:1d",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -186280,7 +186280,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff94b21e",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:1e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:1e",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -186472,7 +186472,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.27",
                   "ip6": "fe80::223:7dff:ff94:b215",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:15",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:15",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -186484,7 +186484,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff94b216",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:16",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:16",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -186694,7 +186694,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.28",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e5",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e5",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -186710,7 +186710,7 @@
                   "guid": "0x00237dffff94f2e6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e6",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e6",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -186926,7 +186926,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.29",
                   "ip6": "fe80::223:7dff:ff94:d319",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e1",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -186938,7 +186938,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff94f2e2",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e2",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e2",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -187130,7 +187130,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.3",
                   "ip6": "fe80::223:7dff:ff94:93a9",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:a9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:a9",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -187142,7 +187142,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff9493aa",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:aa",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:aa",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -187334,7 +187334,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.30",
                   "ip6": "fe80::202:c903:6:23fb",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:23:fb",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:23:fb",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -187346,7 +187346,7 @@
                   "enabled": false,
                   "guid": "0x0002c903000623fc",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:23:fc",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:23:fc",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -187556,7 +187556,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.31",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:35",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:35",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -187572,7 +187572,7 @@
                   "guid": "0x00237dffff948236",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:36",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:36",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -187806,7 +187806,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.32",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:59",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:59",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -187822,7 +187822,7 @@
                   "guid": "0x00237dffff94735a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:5a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:5a",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -188038,7 +188038,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.33",
                   "ip6": "fe80::223:7dff:ff94:c3d5",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:c3:d5",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:c3:d5",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -188050,7 +188050,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff94c3d6",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:c3:d6",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:c3:d6",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -188242,7 +188242,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.34",
                   "ip6": "fe80::223:7dff:ff94:a29d",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:9d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:9d",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -188254,7 +188254,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff94a29e",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:9e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:9e",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -188464,7 +188464,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.35",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:07:50:19",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:07:50:19",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -188480,7 +188480,7 @@
                   "guid": "0x0002c9030007501a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:07:50:1a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:07:50:1a",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -188696,7 +188696,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.36",
                   "ip6": "fe80::223:7dff:ff94:a259",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:59",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:59",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -188708,7 +188708,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff94a25a",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:5a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:5a",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -188900,7 +188900,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.37",
                   "ip6": "fe80::223:7dff:ff94:d341",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:41",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:41",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -188912,7 +188912,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff94d342",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:42",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:42",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -189122,7 +189122,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.38",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:21",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:21",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -189138,7 +189138,7 @@
                   "guid": "0x00237dffff948222",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:22",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:22",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -189354,7 +189354,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.39",
                   "ip6": "fe80::223:7dff:ff94:d329",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:29",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:29",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -189366,7 +189366,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff94d32a",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:2a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:2a",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -189558,7 +189558,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.4",
                   "ip6": "fe80::223:7dff:ff94:b249",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:49",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:49",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -189570,7 +189570,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff94b24a",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:4a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:4a",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -189762,7 +189762,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.40",
                   "ip6": "fe80::223:7dff:ff94:d319",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:37:1f",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:37:1f",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -189774,7 +189774,7 @@
                   "enabled": false,
                   "guid": "0x0002c90300063720",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:37:20",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:37:20",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -189966,7 +189966,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.5",
                   "ip6": "fe80::223:7dff:ff94:d349",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:49",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:49",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -189978,7 +189978,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff94d34a",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:4a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:4a",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -190170,7 +190170,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.6",
                   "ip6": "fe80::223:7dff:ff94:b239",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:39",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:39",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -190182,7 +190182,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff94b23a",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:3a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:3a",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -190374,7 +190374,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.7",
                   "ip6": "fe80::223:7dff:ff94:d34d",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:4d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:4d",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -190386,7 +190386,7 @@
                   "enabled": false,
                   "guid": "0x00237dffff94d34e",
                   "interface": "InfiniBand",
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:4e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:4e",
                   "management": false,
                   "mountable": false,
                   "mounted": false,
@@ -190596,7 +190596,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.8",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:4d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:4d",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -190612,7 +190612,7 @@
                   "guid": "0x00237dffff94b24e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:4e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:4e",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -190846,7 +190846,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.99.9",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:21",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:21",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -190862,7 +190862,7 @@
                   "guid": "0x00237dffff94d322",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:22",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:22",
                   "management": false,
                   "model": "MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -226337,7 +226337,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.1",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:11",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:11",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -226351,7 +226351,7 @@
                   "guid": "0x0024e89097ffc611",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:11",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:11",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -226367,7 +226367,7 @@
                   "guid": "0x0024e89097ffc612",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -226541,7 +226541,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.10",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:49",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:49",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -226555,7 +226555,7 @@
                   "guid": "0x0024e89097ff5849",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:49",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:49",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -226571,7 +226571,7 @@
                   "guid": "0x0024e89097ff584a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:4a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:4a",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -226745,7 +226745,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.11",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:24",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:24",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -226759,7 +226759,7 @@
                   "guid": "0x0024e89097ffaf24",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:24",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:24",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -226775,7 +226775,7 @@
                   "guid": "0x0024e89097ffaf25",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:25",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:25",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -226949,7 +226949,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.12",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fc",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fc",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -226963,7 +226963,7 @@
                   "guid": "0x0024e89097ffadfc",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fc",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fc",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -226979,7 +226979,7 @@
                   "guid": "0x0024e89097ffadfd",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fd",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fd",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -227153,7 +227153,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.13",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:cd",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:cd",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -227167,7 +227167,7 @@
                   "guid": "0x14feb59097fed0cd",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:cd",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:cd",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -227183,7 +227183,7 @@
                   "guid": "0x14feb59097fed0ce",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:ce",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:ce",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -227357,7 +227357,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.14",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9d",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -227371,7 +227371,7 @@
                   "guid": "0x0024e89097ff8a9d",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9d",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -227387,7 +227387,7 @@
                   "guid": "0x0024e89097ff8a9e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9e",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -227561,7 +227561,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.15",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:cd",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:cd",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -227575,7 +227575,7 @@
                   "guid": "0x0024e89097ff8acd",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:cd",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:cd",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -227591,7 +227591,7 @@
                   "guid": "0x0024e89097ff8ace",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:ce",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:ce",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -227765,7 +227765,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.16",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:c9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:c9",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -227779,7 +227779,7 @@
                   "guid": "0x0024e89097ff57c9",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:c9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:c9",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -227795,7 +227795,7 @@
                   "guid": "0x0024e89097ff57ca",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:ca",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:ca",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -227969,7 +227969,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.17",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:21",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:21",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -227983,7 +227983,7 @@
                   "guid": "0x0024e89097ffc521",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:21",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:21",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -227999,7 +227999,7 @@
                   "guid": "0x0024e89097ffc522",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:22",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:22",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -228173,7 +228173,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.18",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:39",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:39",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -228187,7 +228187,7 @@
                   "guid": "0x0024e89097ffc639",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:39",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:39",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -228203,7 +228203,7 @@
                   "guid": "0x0024e89097ffc63a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:3a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:3a",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -228377,7 +228377,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.19",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f1",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -228391,7 +228391,7 @@
                   "guid": "0x0024e89097ffc4f1",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f1",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -228407,7 +228407,7 @@
                   "guid": "0x0024e89097ffc4f2",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f2",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f2",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -228581,7 +228581,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.2",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:71",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:71",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -228595,7 +228595,7 @@
                   "guid": "0x0024e89097ffc671",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:71",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:71",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -228611,7 +228611,7 @@
                   "guid": "0x0024e89097ffc672",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:72",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:72",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -228785,7 +228785,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.20",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1d",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -228799,7 +228799,7 @@
                   "guid": "0x0024e89097ffc61d",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1d",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -228815,7 +228815,7 @@
                   "guid": "0x0024e89097ffc61e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1e",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -228989,7 +228989,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.21",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f0",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f0",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -229003,7 +229003,7 @@
                   "guid": "0x0024e89097ffadf0",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f0",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f0",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -229019,7 +229019,7 @@
                   "guid": "0x0024e89097ffadf1",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f1",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -229193,7 +229193,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.22",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:91",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:91",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -229207,7 +229207,7 @@
                   "guid": "0x0024e89097ff8a91",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:91",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:91",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -229223,7 +229223,7 @@
                   "guid": "0x0024e89097ff8a92",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:92",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:92",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -229397,7 +229397,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.23",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e1",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -229411,7 +229411,7 @@
                   "guid": "0x0024e89097ff59e1",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e1",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e1",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -229427,7 +229427,7 @@
                   "guid": "0x0024e89097ff59e2",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e2",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e2",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -229601,7 +229601,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.24",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8d",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -229615,7 +229615,7 @@
                   "guid": "0x0024e89097ff8a8d",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8d",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -229631,7 +229631,7 @@
                   "guid": "0x0024e89097ff8a8e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8e",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -229805,7 +229805,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.25",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:68",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:68",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -229819,7 +229819,7 @@
                   "guid": "0x0024e89097ffaf68",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:68",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:68",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -229835,7 +229835,7 @@
                   "guid": "0x0024e89097ffaf69",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:69",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:69",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -230009,7 +230009,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.26",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e5",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e5",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -230023,7 +230023,7 @@
                   "guid": "0x0024e89097ffc4e5",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e5",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e5",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -230039,7 +230039,7 @@
                   "guid": "0x0024e89097ffc4e6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e6",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e6",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -230213,7 +230213,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.27",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:15",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:15",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -230227,7 +230227,7 @@
                   "guid": "0x0024e89097ffc515",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:15",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:15",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -230243,7 +230243,7 @@
                   "guid": "0x0024e89097ffc516",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:16",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:16",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -230417,7 +230417,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.28",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6c",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6c",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -230431,7 +230431,7 @@
                   "guid": "0x0024e89097ffaf6c",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6c",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6c",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -230447,7 +230447,7 @@
                   "guid": "0x0024e89097ffaf6d",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6d",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -230621,7 +230621,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.29",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ec",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ec",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -230635,7 +230635,7 @@
                   "guid": "0x0024e89097ffadec",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ec",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ec",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -230651,7 +230651,7 @@
                   "guid": "0x0024e89097ffaded",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ed",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ed",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -230822,7 +230822,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.3",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:0d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:0d",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -230836,7 +230836,7 @@
                   "guid": "0x0024e89097ffc60d",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:0d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:0d",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -230852,7 +230852,7 @@
                   "guid": "0x0024e89097ffc612",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -231026,7 +231026,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.30",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:99",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:99",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -231040,7 +231040,7 @@
                   "guid": "0x0024e89097ff8a99",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:99",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:99",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -231056,7 +231056,7 @@
                   "guid": "0x0024e89097ffc612",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -231230,7 +231230,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.31",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:20",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:20",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -231244,7 +231244,7 @@
                   "guid": "0x0024e89097ffaf20",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:20",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:20",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -231260,7 +231260,7 @@
                   "guid": "0x0024e89097ffaf21",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:21",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:21",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -231432,7 +231432,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.32",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:a1:c8",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:a1:c8",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -231446,7 +231446,7 @@
                   "guid": "0x0024e89097ffa1c8",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:a1:c8",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:a1:c8",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -231462,7 +231462,7 @@
                   "guid": "0x0024e89097ffc612",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -231636,7 +231636,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.33",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1c",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1c",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -231650,7 +231650,7 @@
                   "guid": "0x0024e89097ffaf1c",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1c",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1c",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -231666,7 +231666,7 @@
                   "guid": "0x0024e89097ffaf1d",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1d",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -231840,7 +231840,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.34",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:b9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:b9",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -231854,7 +231854,7 @@
                   "guid": "0x0024e89097ff59b9",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:b9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:b9",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -231870,7 +231870,7 @@
                   "guid": "0x0024e89097ff59ba",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:ba",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:ba",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -232044,7 +232044,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.35",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:95",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:95",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -232058,7 +232058,7 @@
                   "guid": "0x0024e89097ff8a95",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:95",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:95",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -232074,7 +232074,7 @@
                   "guid": "0x0024e89097ff8a96",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:96",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:96",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -232248,7 +232248,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.36",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d5",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d5",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -232262,7 +232262,7 @@
                   "guid": "0x0024e89097ff57d5",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d5",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d5",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -232278,7 +232278,7 @@
                   "guid": "0x0024e89097ff57d6",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d6",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d6",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -232452,7 +232452,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.37",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:50",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:50",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -232466,7 +232466,7 @@
                   "guid": "0x0024e89097ffaf50",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:50",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:50",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -232482,7 +232482,7 @@
                   "guid": "0x0024e89097ffaf51",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:51",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:51",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -232656,7 +232656,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.38",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:d9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:d9",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -232670,7 +232670,7 @@
                   "guid": "0x0024e89097ffc4d9",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:d9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:d9",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -232686,7 +232686,7 @@
                   "guid": "0x0024e89097ffc4da",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:da",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:da",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -232860,7 +232860,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.39",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:00",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -232874,7 +232874,7 @@
                   "guid": "0x0024e89097ffae00",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:00",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:00",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -232890,7 +232890,7 @@
                   "guid": "0x0024e89097ffae01",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:01",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:01",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -233064,7 +233064,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.4",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2d",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -233078,7 +233078,7 @@
                   "guid": "0x0024e89097ffc62d",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2d",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -233094,7 +233094,7 @@
                   "guid": "0x0024e89097ffc62e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2e",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -233268,7 +233268,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.40",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dc",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dc",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -233282,7 +233282,7 @@
                   "guid": "0x0024e89097ffaddc",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dc",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dc",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -233298,7 +233298,7 @@
                   "guid": "0x0024e89097ffaddd",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dd",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dd",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -233472,7 +233472,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.41",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e9",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -233486,7 +233486,7 @@
                   "guid": "0x0024e89097ffc4e9",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e9",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -233502,7 +233502,7 @@
                   "guid": "0x0024e89097ffc4ea",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:ea",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:ea",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -233676,7 +233676,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.42",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:29",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:29",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -233690,7 +233690,7 @@
                   "guid": "0x0024e89097ffc629",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:29",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:29",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -233706,7 +233706,7 @@
                   "guid": "0x0024e89097ffc62a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2a",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -233880,7 +233880,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.43",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e8",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e8",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -233894,7 +233894,7 @@
                   "guid": "0x0024e89097ffade8",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e8",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e8",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -233910,7 +233910,7 @@
                   "guid": "0x0024e89097ffade9",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e9",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e9",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -234084,7 +234084,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.44",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7d",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -234098,7 +234098,7 @@
                   "guid": "0x0024e89097ffc67d",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7d",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7d",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -234114,7 +234114,7 @@
                   "guid": "0x0024e89097ffc67e",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7e",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7e",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -234288,7 +234288,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.5",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:41",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:41",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -234302,7 +234302,7 @@
                   "guid": "0x0024e89097ff5941",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:41",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:41",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -234318,7 +234318,7 @@
                   "guid": "0x0024e89097ff5942",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:42",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:42",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -234492,7 +234492,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.6",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:15",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:15",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -234506,7 +234506,7 @@
                   "guid": "0x0024e89097ffc615",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:15",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:15",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -234522,7 +234522,7 @@
                   "guid": "0x0024e89097ffc616",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:16",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:16",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -234896,7 +234896,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.8",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:69",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:69",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -234910,7 +234910,7 @@
                   "guid": "0x0024e89097ffc669",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:69",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:69",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -234926,7 +234926,7 @@
                   "guid": "0x0024e89097ffc66a",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:6a",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:6a",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
@@ -235100,7 +235100,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.132.9",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:18",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:18",
                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -235114,7 +235114,7 @@
                   "guid": "0x0024e89097ffaf18",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:18",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:18",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": true,
@@ -235130,7 +235130,7 @@
                   "guid": "0x0024e89097ffaf19",
                   "interface": "InfiniBand",
                   "kavlan": false,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:19",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:19",
                   "management": false,
                   "model": "MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]",
                   "mountable": false,
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-1.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-1.yaml
index af6325eecf55d326d9abadc6b453ec27115a6614..a3cac40ad969b1aaf49e516fbb1f9b5e075544a0 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-1.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-1.yaml
@@ -46,7 +46,7 @@ edel-1:
       guid: '0x0800380001375f9e'
       interface: InfiniBand
       ip: 172.18.17.1
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:5f:9e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:5f:9e
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-10.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-10.yaml
index 9a20ea84dfff3dacb97604efea83daf06f0b32c8..8570200043e22dcdd6c4327434d5befbc86ba365 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-10.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-10.yaml
@@ -46,7 +46,7 @@ edel-10:
       guid: '0x080038000135c95f'
       interface: InfiniBand
       ip: 172.18.17.10
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:5f
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:5f
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-10:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-11.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-11.yaml
index 6e9b729fe57bb65684c0cd3e50a8219871cfd6ea..e0394ea69e28617da87f431fcb63b67a180c570a 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-11.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-11.yaml
@@ -46,7 +46,7 @@ edel-11:
       guid: '0x080038000135c959'
       interface: InfiniBand
       ip: 172.18.17.11
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:59
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:59
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-11:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-12.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-12.yaml
index 6d92ac8d3bc56687ed19444138e17439d454c371..51e08cd1463b6a20e6ff4ce5f80f16c7b00e17d8 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-12.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-12.yaml
@@ -46,7 +46,7 @@ edel-12:
       guid: '0x080038000135ca5b'
       interface: InfiniBand
       ip: 172.18.17.12
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:5b
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:5b
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-12:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-13.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-13.yaml
index 2dca6ac330a21e711e62e726ada86e4c076cc9d4..1e70f4559e6fd76e7c93f252f6574bdb90a484c5 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-13.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-13.yaml
@@ -46,7 +46,7 @@ edel-13:
       guid: '0x080038000135c9cb'
       interface: InfiniBand
       ip: 172.18.17.13
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:cb
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:cb
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-13:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-14.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-14.yaml
index be0e9e616d131ad0a84ca1e7050da6e9f67b9361..f7116a45291ee447dfe6246e5751badbc068df87 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-14.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-14.yaml
@@ -46,7 +46,7 @@ edel-14:
       guid: '0x080038000135c983'
       interface: InfiniBand
       ip: 172.18.17.14
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:83
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:83
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-14:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-15.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-15.yaml
index 2fd9fc24b533fa87151cf8b6892a819fe6988d51..80b9933f6748121d3eeead492d8f9da9a390c5c6 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-15.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-15.yaml
@@ -46,7 +46,7 @@ edel-15:
       guid: '0x080038000135c9fb'
       interface: InfiniBand
       ip: 172.18.17.15
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:fb
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:fb
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-15:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-16.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-16.yaml
index 66ae2b99722a2aed63000f02bd6cd09c019e19d6..ebe4074aaa5488c2e95e7ff4465664dd248d6ccb 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-16.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-16.yaml
@@ -46,7 +46,7 @@ edel-16:
       guid: '0x0800380001375ec3'
       interface: InfiniBand
       ip: 172.18.17.16
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:c3
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:c3
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-17.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-17.yaml
index 882e915f866f78a8609439963181436f8073e62a..d0713e616e9a99e343b33e551f245329169a3e26 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-17.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-17.yaml
@@ -46,7 +46,7 @@ edel-17:
       guid: '0x080038000135c96e'
       interface: InfiniBand
       ip: 172.18.17.17
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:6e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:6e
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-17:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-18.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-18.yaml
index 30917146f774f80dc38a7ad12121c39094686619..21e474e6421263a0dd27957a2b2cde53837cdd7b 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-18.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-18.yaml
@@ -48,7 +48,7 @@ edel-18:
       interface: InfiniBand
       ip: 172.18.17.18
       ip6: fe80::a00:3800:135:c944
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:44
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:44
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: true
@@ -58,7 +58,7 @@ edel-18:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: false
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-19.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-19.yaml
index bfba4e3f0e506b0c580f64cdee3c2ea50c7ac1a7..40247705b3fdc1bfb1a199f093efa18b2f000365 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-19.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-19.yaml
@@ -46,7 +46,7 @@ edel-19:
       guid: '0x080038000135c9b9'
       interface: InfiniBand
       ip: 172.18.17.19
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:b9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:b9
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-19:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-2.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-2.yaml
index 834241d8929676a0c321366881f3b0130ecb8956..7eec8bb231dac57c32b35201382c1d24a31e2162 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-2.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-2.yaml
@@ -46,7 +46,7 @@ edel-2:
       guid: '0x080038000137627d'
       interface: InfiniBand
       ip: 172.18.17.2
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:62:7d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:62:7d
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-20.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-20.yaml
index 3c75120d35f90ab8d059efb270a2d4b59de9dafe..1c845edc25f007c3ec8f6edc2e5d9444cd528adb 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-20.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-20.yaml
@@ -46,7 +46,7 @@ edel-20:
       guid: '0x080038000135c935'
       interface: InfiniBand
       ip: 172.18.17.20
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:35
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:35
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-20:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-21.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-21.yaml
index e76d2574a1f5dce11198d7be04f6ce3d8ee38160..a8248a87cfabed3da1a6e9223c3ae91b3dcf4e9c 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-21.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-21.yaml
@@ -46,7 +46,7 @@ edel-21:
       guid: '0x080038000135ca70'
       interface: InfiniBand
       ip: 172.18.17.21
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:70
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:70
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-21:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-22.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-22.yaml
index c5c3d1f23028d6cedc565e3c8c50ab14256c391e..ece4569eb8d8eb7735d863ee77c7dcf324b54d06 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-22.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-22.yaml
@@ -46,7 +46,7 @@ edel-22:
       guid: '0x080038000135c96b'
       interface: InfiniBand
       ip: 172.18.17.22
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:6b
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:6b
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-22:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-23.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-23.yaml
index b52a48ea19ea063efbca789074faaf8604ad6f05..6283de19d05a2456578b721522255c449ccb226c 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-23.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-23.yaml
@@ -46,7 +46,7 @@ edel-23:
       guid: '0x080038000135c9c2'
       interface: InfiniBand
       ip: 172.18.17.23
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c2
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-23:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-24.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-24.yaml
index a0eb0d580f6bed624e192c0c3d1ebdd4c26207e9..44223b5fadd036d79cca102a9d939eb6c4747c55 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-24.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-24.yaml
@@ -45,7 +45,7 @@ edel-24:
       interface: InfiniBand
       ip: 172.18.17.24
       ip6: fe80::a00:3800:135:ca3a
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:3a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:3a
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -54,7 +54,7 @@ edel-24:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-25.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-25.yaml
index 1f84f1f4f3d48d4143ee3e40f6cc870ec459461c..6a1a73ace669587b65686651b6dd9b1d1cd5883e 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-25.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-25.yaml
@@ -48,7 +48,7 @@ edel-25:
       interface: InfiniBand
       ip: 172.18.17.25
       ip6: fe80::a00:3800:135:c815
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:15
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:15
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: true
@@ -58,7 +58,7 @@ edel-25:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: false
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-26.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-26.yaml
index 4caf5ec25b4a947a18f853043540ed31e0033210..47a557cc90ddcc05ecf2cb7cb3f20a899584d775 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-26.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-26.yaml
@@ -46,7 +46,7 @@ edel-26:
       guid: '0x080038000135c8ff'
       interface: InfiniBand
       ip: 172.18.17.26
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:ff
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:ff
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-26:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-27.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-27.yaml
index a38830f70a8023fabd9382a8e80f045ee7d9777e..4273badcc445cd8c43ef6e80e49595f6798b0b59 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-27.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-27.yaml
@@ -42,7 +42,7 @@ edel-27:
       interface: InfiniBand
       ip: 172.18.17.27
       ip6: fe80::a00:3800:135:ca5e
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:5e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:5e
       management: false
       mounted: true
       rate: 40000000000
@@ -50,7 +50,7 @@ edel-27:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-28.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-28.yaml
index f52ecc000ea5eda39f8e0ae969fef9dd54063398..4e6aa897b636cbbe4c2b1c374e2c88e40b6519d1 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-28.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-28.yaml
@@ -46,7 +46,7 @@ edel-28:
       guid: '0x080038000135ca6d'
       interface: InfiniBand
       ip: 172.18.17.28
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:6d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:6d
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-28:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-29.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-29.yaml
index 7da271a7fea5ded6da6dcf3f8a47fec43b7b16e1..38c712c8b617375dd23e29081438d9d4b7673109 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-29.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-29.yaml
@@ -46,7 +46,7 @@ edel-29:
       guid: '0x080038000135c99e'
       interface: InfiniBand
       ip: 172.18.17.29
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:9e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:9e
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-29:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-3.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-3.yaml
index 710c2cc151e52ed387fd3ac39f344cc0cd51ba9e..e9085f3dd1e3f58306544ced011672aa17987606 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-3.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-3.yaml
@@ -46,7 +46,7 @@ edel-3:
       guid: '0x080038000135c953'
       interface: InfiniBand
       ip: 172.18.17.3
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:53
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:53
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-3:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-30.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-30.yaml
index e61bf56497ed87f41ac9317328353284e792a406..650bcacbf43185b26268b7eefdd90da46c2a581b 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-30.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-30.yaml
@@ -46,7 +46,7 @@ edel-30:
       guid: '0x080038000135c998'
       interface: InfiniBand
       ip: 172.18.17.30
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:98
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:98
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-30:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-31.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-31.yaml
index b921b4bdfa7d30520ecfb2e91bac51df06178014..444bb0cff102ce5902ae52b3148a74816cadea1a 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-31.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-31.yaml
@@ -48,7 +48,7 @@ edel-31:
       interface: InfiniBand
       ip: 172.18.17.31
       ip6: fe80::a00:3800:135:cede
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ce:de
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ce:de
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: true
@@ -58,7 +58,7 @@ edel-31:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: false
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-32.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-32.yaml
index 7e7f40c5a1cbd6aaa6e2aa4cf974ab2afde7132b..03e40e2a2d7f3a6450df9d7a7f0f8534b56d0ea4 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-32.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-32.yaml
@@ -46,7 +46,7 @@ edel-32:
       guid: '0x080038000135c8ea'
       interface: InfiniBand
       ip: 172.18.17.32
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:ea
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:ea
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-32:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-33.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-33.yaml
index afcb89a78638ef52deffb79a160831694670e172..3b189a5a58611db42a5d0fa1361f2246fa49970c 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-33.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-33.yaml
@@ -48,7 +48,7 @@ edel-33:
       interface: InfiniBand
       ip: 172.18.17.33
       ip6: fe80::a00:3800:135:ca73
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:73
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:73
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: true
@@ -58,7 +58,7 @@ edel-33:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: false
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-34.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-34.yaml
index 72156dc9f9557eba7a21f106da507ad526ae3b2a..4f79911dae795c5788f6cd0e5c4b4ac288f205fb 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-34.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-34.yaml
@@ -46,7 +46,7 @@ edel-34:
       guid: '0x080038000135c974'
       interface: InfiniBand
       ip: 172.18.17.34
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:74
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:74
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-34:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-35.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-35.yaml
index 895d265f3c6f58e022b088ed6944a350579d3fee..9d7c58ecfeaab4f390f8478e8405fa9e26134ceb 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-35.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-35.yaml
@@ -48,7 +48,7 @@ edel-35:
       interface: InfiniBand
       ip: 172.18.17.35
       ip6: fe80::a00:3800:135:c914
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:14
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:14
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: true
@@ -58,7 +58,7 @@ edel-35:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: false
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-36.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-36.yaml
index e5f9e730e35ee6cf29e91d87f33bd96f4b5e4e56..9f5ceb5925d0501e2dbae3ec6c51cca888302e86 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-36.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-36.yaml
@@ -46,7 +46,7 @@ edel-36:
       guid: '0x080038000135c9da'
       interface: InfiniBand
       ip: 172.18.17.36
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:da
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:da
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-36:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-37.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-37.yaml
index a6b7736a59d7ed9abb0acb59329efeaa1312257f..25fa316cbfdeaca6c1476870b5f99fcabbc6f2c2 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-37.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-37.yaml
@@ -46,7 +46,7 @@ edel-37:
       guid: '0x0800380001375e8a'
       interface: InfiniBand
       ip: 172.18.17.37
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:8a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:8a
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-38.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-38.yaml
index c2f6b3162f468d22ad02f4df466fe62cf89cf312..84189e903a8275758bc45321a62a03fa9b27906e 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-38.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-38.yaml
@@ -46,7 +46,7 @@ edel-38:
       guid: '0x080038000135c9bc'
       interface: InfiniBand
       ip: 172.18.17.38
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:bc
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:bc
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-38:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-39.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-39.yaml
index f19edf970a172f3bac0f5d3c1228bfe923b04e51..8157e29cb277748c78c58f58695e3028d6f5ce32 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-39.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-39.yaml
@@ -46,7 +46,7 @@ edel-39:
       guid: '0x080038000135ca40'
       interface: InfiniBand
       ip: 172.18.17.39
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:40
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:40
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-39:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-4.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-4.yaml
index b2800abb92e3dcc23942dd2ba9be867037b1e943..91d75110c770a20b5114d0616884bb7a46f25993 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-4.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-4.yaml
@@ -48,7 +48,7 @@ edel-4:
       interface: InfiniBand
       ip: 172.18.17.4
       ip6: fe80::a00:3800:137:2d73
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:2d:73
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:2d:73
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: true
@@ -58,7 +58,7 @@ edel-4:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: false
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-40.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-40.yaml
index fe662e1cc1963167c78570550b6c4fa4af562b34..abe0bbb20d53c84a8baa2e39bf5b2b5ab9df43a1 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-40.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-40.yaml
@@ -46,7 +46,7 @@ edel-40:
       guid: '0x080038000135c97d'
       interface: InfiniBand
       ip: 172.18.17.40
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:7d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:7d
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-40:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-41.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-41.yaml
index 6d7857b2fcbffb245261cfc546187f718d576a36..4d7c3d94ee2eabb7a8eb9641ffdeaff936605ee3 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-41.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-41.yaml
@@ -45,7 +45,7 @@ edel-41:
       interface: InfiniBand
       ip: 172.18.17.41
       ip6: fe80::a00:3800:137:6277
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:62:77
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:62:77
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-42.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-42.yaml
index 7ea4b6afe80a58ca41a7c454b63c23da76ac46f4..8ccacef0869047155c8a60972a088d5db9353a3a 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-42.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-42.yaml
@@ -46,7 +46,7 @@ edel-42:
       guid: '0x08003800013729c5'
       interface: InfiniBand
       ip: 172.18.17.42
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:29:c5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:29:c5
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-43.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-43.yaml
index 397903e08cc90948dc63669d65bcbe1b13571a2e..85d596fad12860c70dc41ba07703094981db8b53 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-43.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-43.yaml
@@ -46,7 +46,7 @@ edel-43:
       guid: '0x080038000135c9bf'
       interface: InfiniBand
       ip: 172.18.17.43
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:bf
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:bf
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-43:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-44.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-44.yaml
index 3a0d0b56c8de82041ae4611d94b9791ca0ee0d6c..207318bef85c78bca3a3d6e4296be47e05bddf9a 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-44.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-44.yaml
@@ -46,7 +46,7 @@ edel-44:
       guid: '0x080038000135c980'
       interface: InfiniBand
       ip: 172.18.17.44
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:80
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:80
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-44:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-45.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-45.yaml
index f5a1ad1e1d689d56be6883433b7d61afad7c295d..ee0e4570e55aee7133c6ae09385ba6a5609a9899 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-45.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-45.yaml
@@ -42,7 +42,7 @@ edel-45:
       interface: InfiniBand
       ip: 172.18.17.45
       ip6: fe80::a00:3800:135:ca34
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:34
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:34
       management: false
       mounted: true
       rate: 40000000000
@@ -50,7 +50,7 @@ edel-45:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-46.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-46.yaml
index c3afcc975715a741116b75b7d41bd2fc2e6d3422..c8b4e79ba60f15ef83039f9163f658440aedd8a0 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-46.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-46.yaml
@@ -48,7 +48,7 @@ edel-46:
       interface: InfiniBand
       ip: 172.18.17.46
       ip6: fe80::a00:3800:135:c8f0
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:f0
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:f0
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: true
@@ -58,7 +58,7 @@ edel-46:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: false
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-47.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-47.yaml
index e578752969aface3c8401cc3f1fd554204a00dd3..55e9dfe38092fa1d8a45309d9d2bc43d8e1c6a9e 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-47.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-47.yaml
@@ -46,7 +46,7 @@ edel-47:
       guid: '0x080038000135c99b'
       interface: InfiniBand
       ip: 172.18.17.47
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:9b
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:9b
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-47:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-48.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-48.yaml
index 62ca279d36157f61a0ff746025d0062fe2dcc43e..d3a036965f72b9a6f2c16140367892f6af225433 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-48.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-48.yaml
@@ -46,7 +46,7 @@ edel-48:
       guid: '0x080038000135c929'
       interface: InfiniBand
       ip: 172.18.17.48
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:29
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:29
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-48:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-49.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-49.yaml
index 27d0e2d637a702d18ba3345ea18fe33d6ac5b405..401ee79b1bf7177384fe7c94c6d5f63ba568f3ee 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-49.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-49.yaml
@@ -46,7 +46,7 @@ edel-49:
       guid: '0x080038000135c992'
       interface: InfiniBand
       ip: 172.18.17.49
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:92
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:92
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-49:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-5.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-5.yaml
index 5212060a1caf8cf22e17e92bf0b9d97531637ecc..31eb452cd5561b37313440b939d05d32baa1ae97 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-5.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-5.yaml
@@ -46,7 +46,7 @@ edel-5:
       guid: '0x0800380001375ed8'
       interface: InfiniBand
       ip: 172.18.17.5
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:d8
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:d8
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-50.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-50.yaml
index bab46235fe67696078d30e90ffcf7fd93c809873..9e2d1a1908a64d2466f146426fe6f320773d0db9 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-50.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-50.yaml
@@ -48,7 +48,7 @@ edel-50:
       interface: InfiniBand
       ip: 172.18.17.50
       ip6: fe80::a00:3800:135:ca19
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:19
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:19
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: true
@@ -58,7 +58,7 @@ edel-50:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: false
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-51.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-51.yaml
index 879baadaa53c31080a78ab3c288e70f51e7814a9..0aae1449d71ea6cdc64400894f8c73b9c690a1e7 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-51.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-51.yaml
@@ -46,7 +46,7 @@ edel-51:
       guid: '0x080038000135ca61'
       interface: InfiniBand
       ip: 172.18.17.51
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:61
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:61
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-51:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-52.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-52.yaml
index d662cfe5d14f8fe0f8630bc3487642257eb2ef40..c289994795f99a70239b277f6b1ac409719952d0 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-52.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-52.yaml
@@ -46,7 +46,7 @@ edel-52:
       guid: '0x080038000135ca28'
       interface: InfiniBand
       ip: 172.18.17.52
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:28
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:28
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-52:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-53.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-53.yaml
index ce5fe86438407342d5b8d578543e1576d46f1b20..ec6cfe504c1dc2e29aecd192b0bdb8b58b0d722d 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-53.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-53.yaml
@@ -46,7 +46,7 @@ edel-53:
       guid: '0x080038000135ca4f'
       interface: InfiniBand
       ip: 172.18.17.53
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:4f
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:4f
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-53:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-54.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-54.yaml
index f5e2cee82b7eab6fbd425864eee05dec4e2d14e2..3ed3443dde9f9b1cbde6746f99f1276c2c52d763 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-54.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-54.yaml
@@ -42,7 +42,7 @@ edel-54:
       interface: InfiniBand
       ip: 172.18.17.54
       ip6: fe80::a00:3800:137:5ed8
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:d8
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:5e:d8
       management: false
       mounted: true
       rate: 40000000000
@@ -50,7 +50,7 @@ edel-54:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-55.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-55.yaml
index bcb2054585a74e51482dbc063ec60397f093e306..99d5b7bd25affd36815880bd36006cc49878b1ee 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-55.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-55.yaml
@@ -46,7 +46,7 @@ edel-55:
       guid: '0x080038000135c9dd'
       interface: InfiniBand
       ip: 172.18.17.55
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:dd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:dd
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-55:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-56.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-56.yaml
index a66dab0a03c8352db5c68d56924ba95bdc960834..086d78643337eac332b0edf2d6b02ee6d072f750 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-56.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-56.yaml
@@ -46,7 +46,7 @@ edel-56:
       guid: '0x080038000135ca01'
       interface: InfiniBand
       ip: 172.18.17.56
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:01
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:01
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-56:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-57.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-57.yaml
index e4e971b9ff1edcb6919fcdbc3b0bdfe71dd281b7..0b7a86ebeef95081bffec998f798f9a1f85eeef0 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-57.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-57.yaml
@@ -46,7 +46,7 @@ edel-57:
       guid: '0x080038000135c986'
       interface: InfiniBand
       ip: 172.18.17.57
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:86
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:86
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-57:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-58.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-58.yaml
index df933aeabeccf6b46c90d8414402afe0b99ab8f5..d5d909912526ba6f2d3823c097220f19b139f373 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-58.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-58.yaml
@@ -46,7 +46,7 @@ edel-58:
       guid: '0x080038000135ca0d'
       interface: InfiniBand
       ip: 172.18.17.58
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:0d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:0d
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-58:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-59.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-59.yaml
index 13fda6fb5d04115b13f25edede316d9d77d21e8c..ba6852902928b5a46298b5360c4c0bbee546af7d 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-59.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-59.yaml
@@ -46,7 +46,7 @@ edel-59:
       guid: '0x080038000135c908'
       interface: InfiniBand
       ip: 172.18.17.59
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:08
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:08
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-59:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-6.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-6.yaml
index 7c2292f707eae76356f57f3fc4bfa2c9563c13b2..bf4d94bb8385bfa3fdbff0857771eeecb82aa65e 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-6.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-6.yaml
@@ -46,7 +46,7 @@ edel-6:
       guid: '0x080038000137548e'
       interface: InfiniBand
       ip: 172.18.17.6
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:54:8e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:54:8e
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-60.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-60.yaml
index 742c24fbd93b6203e87adea81f1c0d2c5a8f5e22..b866ffd35f1f1889ecb559e67ef3d8126be72ba8 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-60.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-60.yaml
@@ -46,7 +46,7 @@ edel-60:
       guid: '0x080038000135ca37'
       interface: InfiniBand
       ip: 172.18.17.60
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:37
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:37
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-60:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-61.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-61.yaml
index 73e8d263e63f3f85dc9ef6387417abd921687c6a..beec6de8979f94e5104f299151b0839463f9a2a8 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-61.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-61.yaml
@@ -42,7 +42,7 @@ edel-61:
       interface: InfiniBand
       ip: 172.18.17.61
       ip6: fe80::a00:3800:135:c90b
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:0b
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:0b
       management: false
       mounted: true
       rate: 40000000000
@@ -50,7 +50,7 @@ edel-61:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-62.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-62.yaml
index 9ba009b27a63d8b68b8c6774fca68063bbb7ae4a..ec2f03bf80cd7ae8520cc1492ca9de1aba119a69 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-62.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-62.yaml
@@ -46,7 +46,7 @@ edel-62:
       guid: '0x080038000135c9c8'
       interface: InfiniBand
       ip: 172.18.17.62
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c8
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c8
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-62:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-63.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-63.yaml
index 66b359413561ff19b52f7cab9a23a47ac78d9dd7..438ed9c061d9c3e0a744505a03d8b0bbc88a697d 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-63.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-63.yaml
@@ -48,7 +48,7 @@ edel-63:
       interface: InfiniBand
       ip: 172.18.17.63
       ip6: fe80::a00:3800:135:c98c
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:8c
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:8c
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: true
@@ -58,7 +58,7 @@ edel-63:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: false
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-64.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-64.yaml
index 10081653357dc842992350c4afe865707616cf36..7d26e4d6a7496c70b561095d2821873b4db8929d 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-64.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-64.yaml
@@ -46,7 +46,7 @@ edel-64:
       guid: '0x080038000135cc9e'
       interface: InfiniBand
       ip: 172.18.17.64
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:cc:9e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:cc:9e
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-64:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-65.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-65.yaml
index d1b1e5d59d0c122851c80e14a82329e10d78ed52..ba43163351934ebc98ed9c66452a0416ac605e8e 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-65.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-65.yaml
@@ -46,7 +46,7 @@ edel-65:
       guid: '0x080038000135c9d7'
       interface: InfiniBand
       ip: 172.18.17.65
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:d7
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:d7
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-65:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-66.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-66.yaml
index 648111c15a0fe901533fab80171d651e334bb82f..c03f3eb6e026856444bb2ea600d3b1e6140933ac 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-66.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-66.yaml
@@ -46,7 +46,7 @@ edel-66:
       guid: '0x080038000135ca1f'
       interface: InfiniBand
       ip: 172.18.17.66
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:1f
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:1f
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-66:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-67.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-67.yaml
index 547aa4d78aa099069df5fc8a4eaea59d8f9df98f..26fa0ac20edf1e571aafcf621c295be77f984e7b 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-67.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-67.yaml
@@ -46,7 +46,7 @@ edel-67:
       guid: '0x080038000135c9f8'
       interface: InfiniBand
       ip: 172.18.17.67
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:f8
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:f8
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-67:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-68.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-68.yaml
index d2bb84bd154a7f961c4ccbf047568a2b01494705..c815c620b531481df3ebe28993f0d0f59b0638dc 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-68.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-68.yaml
@@ -46,7 +46,7 @@ edel-68:
       guid: '0x080038000135c989'
       interface: InfiniBand
       ip: 172.18.17.68
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:89
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:89
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-68:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-69.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-69.yaml
index 474fa2bd4408d657171b69637ad9d255a7dff00c..361b44676d927296bea54e6d8aae850735c4db23 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-69.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-69.yaml
@@ -46,7 +46,7 @@ edel-69:
       guid: '0x080038000135ca9d'
       interface: InfiniBand
       ip: 172.18.17.69
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:9d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:9d
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-69:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-7.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-7.yaml
index 8eb9d90c2d3150b332320b8e5c8cdce4d0879ac0..68d39e4f0d9b8512c68bacdcabcea1ca6e62b0e6 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-7.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-7.yaml
@@ -46,7 +46,7 @@ edel-7:
       guid: '0x080038000135c8e1'
       interface: InfiniBand
       ip: 172.18.17.7
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:e1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c8:e1
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-7:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-70.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-70.yaml
index 7e13a645599cbddc82fd585fe09249a134c6af0f..b23608d0aacab3837aea5e9b145a1ab634130209 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-70.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-70.yaml
@@ -45,7 +45,7 @@ edel-70:
       interface: InfiniBand
       ip: 172.18.17.70
       ip6: fe80::a00:3800:135:ca9a
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:9a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:ca:9a
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -54,7 +54,7 @@ edel-70:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-71.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-71.yaml
index b20c6fd139987298d7c1f3c6730e55beb3a77eee..68b88e20e842d0523fcdddbadd12403afa5fb539 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-71.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-71.yaml
@@ -46,7 +46,7 @@ edel-71:
       guid: '0x080038000135c91a'
       interface: InfiniBand
       ip: 172.18.17.71
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:1a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:1a
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-71:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-72.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-72.yaml
index eaa5f8a79f3c74f6a9a12c2f8cf85c1774fa945d..4656dba899c1a019f260bd2a1dddf9ca02f4f2a6 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-72.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-72.yaml
@@ -48,7 +48,7 @@ edel-72:
       interface: InfiniBand
       ip: 172.18.17.72
       ip6: fe80::a00:3800:137:5fcb
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:37:5f:cb
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:37:5f:cb
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: true
@@ -58,7 +58,7 @@ edel-72:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       mounted: false
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-8.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-8.yaml
index c3f87e61eefb608ff9ce8e54bccff0e7184a700d..2ecf5cb2879245cda0bfd8e5ef73c15e818d834d 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-8.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-8.yaml
@@ -46,7 +46,7 @@ edel-8:
       guid: '0x080038000135c902'
       interface: InfiniBand
       ip: 172.18.17.8
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:02
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:02
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-8:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-9.yaml b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-9.yaml
index 932f409666e7eb2df23e32ee2548e4904eb87a3e..12445c3a5f5f2008613d1447f4f98f9f4f2d1e41 100644
--- a/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-9.yaml
+++ b/input/grid5000/sites/grenoble/clusters/edel/nodes/edel-9.yaml
@@ -46,7 +46,7 @@ edel-9:
       guid: '0x080038000135c9c5'
       interface: InfiniBand
       ip: 172.18.17.9
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:08:00:38:00:01:35:c9:c5
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,7 +55,7 @@ edel-9:
       driver: mlx4_core
       guid: '0x0000000000000000'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:00:00:00:00:00:00:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-1.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-1.yaml
index cece585fe9f0f2e490b4b3925f0409e3d4b08b30..d5c8781df631248768d6b73c043473c588683d43 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-1.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-1.yaml
@@ -45,7 +45,7 @@ genepi-1:
       guid: '0x0002c903000158b9'
       interface: InfiniBand
       ip: 172.18.16.1
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:b9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:b9
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-1:
       driver: mlx4_core
       guid: '0x0002c903000158ba'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:ba
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:ba
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-10.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-10.yaml
index 0465bfb6e2cfb77e26c3f286949d956248c66dad..1e9c4c186a94a0ec40d6b59ca166045e9405d9de 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-10.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-10.yaml
@@ -45,7 +45,7 @@ genepi-10:
       guid: '0x0002c903000159a5'
       interface: InfiniBand
       ip: 172.18.16.10
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a5
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-10:
       driver: mlx4_core
       guid: '0x0002c903000159a6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a6
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-11.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-11.yaml
index 63d7059433a635e9aa55d7b64809d56b79cc63bb..fbfc85bdb56a11a3e4fd3743798c36b8b6ada439 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-11.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-11.yaml
@@ -45,7 +45,7 @@ genepi-11:
       guid: '0x0002c90300015431'
       interface: InfiniBand
       ip: 172.18.16.11
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:54:31
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:54:31
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-11:
       driver: mlx4_core
       guid: '0x0002c90300015432'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:54:32
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:54:32
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-12.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-12.yaml
index 599858e3129ec6dfc671a2d9ec7eda2d2471101e..47d1fa5ea6af0f1c0fdee694a6130e3f6d6b0ff6 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-12.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-12.yaml
@@ -45,7 +45,7 @@ genepi-12:
       guid: '0x0002c903000159a1'
       interface: InfiniBand
       ip: 172.18.16.12
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a1
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-12:
       driver: mlx4_core
       guid: '0x0002c903000159a2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a2
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-13.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-13.yaml
index 3c95ea7e285b9e7c7c6071f52dd0b10a818a2f00..6324ea4da5d9f1bf73e24ad08b0b7f981d0397d0 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-13.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-13.yaml
@@ -45,7 +45,7 @@ genepi-13:
       guid: '0x0002c903000155c9'
       interface: InfiniBand
       ip: 172.18.16.13
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c9
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-13:
       driver: mlx4_core
       guid: '0x0002c903000155ca'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ca
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ca
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-14.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-14.yaml
index 45f277e6ae4305e8d7875f59b42b00526f549916..a9735eca64adf9bf3b904649736ebea7c9f2ab1e 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-14.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-14.yaml
@@ -45,7 +45,7 @@ genepi-14:
       guid: '0x0002c903000155cd'
       interface: InfiniBand
       ip: 172.18.16.14
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:cd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:cd
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-14:
       driver: mlx4_core
       guid: '0x0002c903000155ce'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ce
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ce
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-15.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-15.yaml
index b643f71da14214b91f21d96cbbdfdfd3a150763b..773c0227e91660f9ad5ac128a7b3e71b7ca52b73 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-15.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-15.yaml
@@ -45,7 +45,7 @@ genepi-15:
       guid: '0x0002c903000155d9'
       interface: InfiniBand
       ip: 172.18.16.15
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d9
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-15:
       driver: mlx4_core
       guid: '0x0002c903000155da'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:da
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:da
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-16.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-16.yaml
index 5bcd889f71547cd2bbcafd8cbec8dfc738593739..9c54ef86b95cb0502dc9c7b09ba715f676cab59c 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-16.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-16.yaml
@@ -45,7 +45,7 @@ genepi-16:
       guid: '0x0002c903000155e9'
       interface: InfiniBand
       ip: 172.18.16.16
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e9
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-16:
       driver: mlx4_core
       guid: '0x0002c903000155ea'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ea
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ea
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-17.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-17.yaml
index 957efb558e379fe051852087de84bb07997a0971..cb82b81d8929ca1444b7bcae12cd349b36f43b01 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-17.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-17.yaml
@@ -45,7 +45,7 @@ genepi-17:
       guid: '0x0002c903000155e1'
       interface: InfiniBand
       ip: 172.18.16.17
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e1
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-17:
       driver: mlx4_core
       guid: '0x0002c903000155e2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e2
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-18.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-18.yaml
index 0a98445d0c7637c65ebd69eff19ff21b6d945276..6f2e0c0246a92c2c76cfd6bfdd1ea4c43588bb84 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-18.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-18.yaml
@@ -45,7 +45,7 @@ genepi-18:
       guid: '0x0002c903000155d5'
       interface: InfiniBand
       ip: 172.18.16.18
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d5
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-18:
       driver: mlx4_core
       guid: '0x0002c903000155d6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d6
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-19.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-19.yaml
index 68b76a28e1d3f05ee74e62c787c7b522723ea8fd..8536bb63172d1f507a43af2aa2290e1187dbc21f 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-19.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-19.yaml
@@ -45,7 +45,7 @@ genepi-19:
       guid: '0x0002c9030001565d'
       interface: InfiniBand
       ip: 172.18.16.19
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:5d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:5d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-19:
       driver: mlx4_core
       guid: '0x0002c9030001565e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:5e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:5e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-2.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-2.yaml
index c213cb6a67dcffacefa8c7b70d72185eb14b7798..16c3ed1954ee382e78b53fe57a43076fa28b10dd 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-2.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-2.yaml
@@ -45,7 +45,7 @@ genepi-2:
       guid: '0x0002c903000158d5'
       interface: InfiniBand
       ip: 172.18.16.2
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:d5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:d5
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-2:
       driver: mlx4_core
       guid: '0x0002c903000158d6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:d6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:d6
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-20.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-20.yaml
index 1940db48f6760e495dfe19627142b2d645b2c3a8..e2e103021b2439616606965abf7bbdeccbb0b2ca 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-20.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-20.yaml
@@ -45,7 +45,7 @@ genepi-20:
       guid: '0x0002c903000155e5'
       interface: InfiniBand
       ip: 172.18.16.20
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e5
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-20:
       driver: mlx4_core
       guid: '0x0002c903000155e6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:e6
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-21.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-21.yaml
index de8967274cfde30db368e97511f3dfd7871fbf46..5ef1eb6ba2f03ced0c14d191b6b031d6e79fe02c 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-21.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-21.yaml
@@ -45,7 +45,7 @@ genepi-21:
       guid: '0x0002c903000155d1'
       interface: InfiniBand
       ip: 172.18.16.21
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d1
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-21:
       driver: mlx4_core
       guid: '0x0002c903000155d2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:d2
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-22.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-22.yaml
index 1c74cdf5c573a9b3dfd5c6e9aef06d6007728dcf..59a550c54bf625095fd2b7edae61ab5dcac3dfe9 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-22.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-22.yaml
@@ -45,7 +45,7 @@ genepi-22:
       guid: '0x0002c903000155c1'
       interface: InfiniBand
       ip: 172.18.16.22
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c1
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-22:
       driver: mlx4_core
       guid: '0x0002c903000155c2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:c2
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-23.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-23.yaml
index 9d41096a87c4bae9706a4774881686443db8dbcf..2b8d50bdd10dfc4385d95d69ed81e4bd18f26d7e 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-23.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-23.yaml
@@ -45,7 +45,7 @@ genepi-23:
       guid: '0x0002c90300015631'
       interface: InfiniBand
       ip: 172.18.16.23
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:31
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:31
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-23:
       driver: mlx4_core
       guid: '0x0002c90300015632'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:32
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:32
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-24.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-24.yaml
index d073b49cd8ecd3289ca212bfb43b346f204efb7d..5c90b96c2cd0a25457f49d4b8f83d117ea8c6d90 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-24.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-24.yaml
@@ -45,7 +45,7 @@ genepi-24:
       guid: '0x0002c90300015b01'
       interface: InfiniBand
       ip: 172.18.16.24
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:01
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:01
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-24:
       driver: mlx4_core
       guid: '0x0002c90300015b02'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:02
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:02
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-25.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-25.yaml
index 697c2f08b9ff1bc9ad3ef7648f08d1628cbd1c56..2276e2618262b0215a93cb5629acf863878ea4a9 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-25.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-25.yaml
@@ -45,7 +45,7 @@ genepi-25:
       guid: '0x0002c90300015601'
       interface: InfiniBand
       ip: 172.18.16.25
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:01
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:01
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-25:
       driver: mlx4_core
       guid: '0x0002c90300015602'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:02
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:02
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-26.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-26.yaml
index af7f1dde7d6413a3e01ddf9798ca958979bd2254..5536ad76d0db77cc619bed7cdc1cec16f154e900 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-26.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-26.yaml
@@ -45,7 +45,7 @@ genepi-26:
       guid: '0x0002c903000157fd'
       interface: InfiniBand
       ip: 172.18.16.26
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:fd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:fd
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-26:
       driver: mlx4_core
       guid: '0x0002c903000157fe'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:fe
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:fe
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-27.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-27.yaml
index 273fa302fa12e6300da57680a6efc64db4f7fff7..35e31384af79c4d03caefdaba0e56732e2c1f91d 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-27.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-27.yaml
@@ -41,7 +41,7 @@ genepi-27:
       interface: InfiniBand
       ip: 172.18.16.27
       ip6: fe80::202:c903:1:5731
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:31
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:31
       management: false
       mounted: true
       version: MT26418
@@ -49,7 +49,7 @@ genepi-27:
       driver: mlx4_core
       guid: '0x0002c90300015732'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:32
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:57:32
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-28.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-28.yaml
index 4fd39add914b6344a4fc32277ac37629ba68d7ab..67d07e255320e9e8497cb58808839c4751ad64ae 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-28.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-28.yaml
@@ -41,7 +41,7 @@ genepi-28:
       interface: InfiniBand
       ip: 172.18.16.28
       ip6: fe80::202:c903:1:5659
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:59
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:59
       management: false
       mounted: true
       version: MT26418
@@ -49,7 +49,7 @@ genepi-28:
       driver: mlx4_core
       guid: '0x0002c9030001565a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:5a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:5a
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-29.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-29.yaml
index 26b8cd4ee3f15c6791337259a38b63cbce8a9bae..de6e40d3d1bb66e4b9cbe6474e9bcdc99b1102b1 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-29.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-29.yaml
@@ -45,7 +45,7 @@ genepi-29:
       guid: '0x0002c903000155b5'
       interface: InfiniBand
       ip: 172.18.16.29
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:b5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:b5
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-29:
       driver: mlx4_core
       guid: '0x0002c903000155b6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:b6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:b6
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-3.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-3.yaml
index e7d780aa3f799095a825e2b8767b31c46d562ac3..7e0876aeeecc32b912c3b5d9a95b421f500843f7 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-3.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-3.yaml
@@ -45,7 +45,7 @@ genepi-3:
       guid: '0x0002c903000159a9'
       interface: InfiniBand
       ip: 172.18.16.3
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:a9
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-3:
       driver: mlx4_core
       guid: '0x0002c903000159aa'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:aa
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:aa
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-30.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-30.yaml
index 428c068beec7cd9b1287b5c9dce6b103ccdab637..77c35a755734ee087f093368e0f149c54418f9a6 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-30.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-30.yaml
@@ -45,7 +45,7 @@ genepi-30:
       guid: '0x0002c90300015661'
       interface: InfiniBand
       ip: 172.18.16.30
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:61
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:61
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-30:
       driver: mlx4_core
       guid: '0x0002c90300015662'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:62
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:62
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-31.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-31.yaml
index 5cad45579f681054b431efe1663fb81133f58786..eaa0c5f21caba56dd9b076ce1e095f9f124c05f7 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-31.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-31.yaml
@@ -45,7 +45,7 @@ genepi-31:
       guid: '0x0002c90300015665'
       interface: InfiniBand
       ip: 172.18.16.31
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:65
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:65
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-31:
       driver: mlx4_core
       guid: '0x0002c90300015666'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:66
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:66
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-32.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-32.yaml
index 141d6f917bbd227d9cb7863b09a94aa0d5ca2a31..b2f9fdcddd290ce2ab0ac72647d7a7e152f8e662 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-32.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-32.yaml
@@ -45,7 +45,7 @@ genepi-32:
       guid: '0x0002c903000155ed'
       interface: InfiniBand
       ip: 172.18.16.32
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ed
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ed
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-32:
       driver: mlx4_core
       guid: '0x0002c903000155ee'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ee
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:ee
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-33.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-33.yaml
index 768e95a12bc8cda8da46c8e652abafa818cbf7d8..4fed8001a838990a914a335c6a0e57b93ba55d7b 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-33.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-33.yaml
@@ -45,7 +45,7 @@ genepi-33:
       guid: '0x0002c90300015805'
       interface: InfiniBand
       ip: 172.18.16.33
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:05
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:05
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-33:
       driver: mlx4_core
       guid: '0x0002c90300015806'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:06
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:06
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-34.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-34.yaml
index 222fa848de0f9ec24dbe1773afd2cfcf2a3110da..d068cdfa016c5ae1af144e456b1344bd36973565 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-34.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-34.yaml
@@ -41,7 +41,7 @@ genepi-34:
       interface: InfiniBand
       ip: 172.18.16.34
       ip6: fe80::202:c903:1:5655
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:55
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:55
       management: false
       mounted: true
       version: MT26418
@@ -49,7 +49,7 @@ genepi-34:
       driver: mlx4_core
       guid: '0x0002c90300015656'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:56
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:56:56
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-4.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-4.yaml
index db534ebf44f7b83c6f3de252c2c01ef90e71b298..05f76c27db244156401fcfd3e0d55d576532d0f0 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-4.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-4.yaml
@@ -45,7 +45,7 @@ genepi-4:
       guid: '0x0002c903000158bd'
       interface: InfiniBand
       ip: 172.18.16.4
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:bd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:bd
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-4:
       driver: mlx4_core
       guid: '0x0002c903000158be'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:be
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:58:be
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-5.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-5.yaml
index e0276214b1fd4d3676f130de1662927831290926..1a1b49e85bfbc8c13bd670e33a38fbc3999ce63d 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-5.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-5.yaml
@@ -45,7 +45,7 @@ genepi-5:
       guid: '0x0002c90300015b0d'
       interface: InfiniBand
       ip: 172.18.16.5
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:0d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:0d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-5:
       driver: mlx4_core
       guid: '0x0002c90300015b0e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:0e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:0e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-6.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-6.yaml
index d014ff8a0a592764c4ae9ddef326de2f90e78a36..9012f729a1a5a69be0819a8201ea99d40e7a8867 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-6.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-6.yaml
@@ -45,7 +45,7 @@ genepi-6:
       guid: '0x0002c9030001552d'
       interface: InfiniBand
       ip: 172.18.16.6
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:2d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:2d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-6:
       driver: mlx4_core
       guid: '0x0002c9030001552e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:2e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:55:2e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-7.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-7.yaml
index e753986b842cc52cd62e0566f766319b3e793005..f26953ef520c4f4cc32e19b8de315cc49f9354a6 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-7.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-7.yaml
@@ -45,7 +45,7 @@ genepi-7:
       guid: '0x0002c903000159ad'
       interface: InfiniBand
       ip: 172.18.16.7
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:ad
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:ad
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-7:
       driver: mlx4_core
       guid: '0x0002c903000159ae'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:ae
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:59:ae
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-8.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-8.yaml
index 19136b979dc94cee90847699e7db69bab461581d..d829bdc4b7d61a91d2836e65ae932c54c9730668 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-8.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-8.yaml
@@ -45,7 +45,7 @@ genepi-8:
       guid: '0x0002c90300015b19'
       interface: InfiniBand
       ip: 172.18.16.8
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:19
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:19
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-8:
       driver: mlx4_core
       guid: '0x0002c90300015b1a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:1a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:1a
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-9.yaml b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-9.yaml
index a53823197057b0a675bb8a61e9a2de013f9f4dbf..6740a772e34ee80a9ebb5cc5ab64f3915d7c82d2 100644
--- a/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-9.yaml
+++ b/input/grid5000/sites/grenoble/clusters/genepi/nodes/genepi-9.yaml
@@ -45,7 +45,7 @@ genepi-9:
       guid: '0x0002c90300015b15'
       interface: InfiniBand
       ip: 172.18.16.9
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:15
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:15
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       vendor: Mellanox Technologies
@@ -53,7 +53,7 @@ genepi-9:
       driver: mlx4_core
       guid: '0x0002c90300015b16'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:16
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:5b:16
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-1.yaml b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-1.yaml
index 753d7afe34f24d812b240dde135b73d80d7176c0..2d66cd166bb566ce2fbec6209e45a3c5cba4bee7 100644
--- a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-1.yaml
+++ b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-1.yaml
@@ -82,7 +82,7 @@ graoully-1:
       guid: '0xe41d2d0300bf5241'
       interface: InfiniBand
       ip: 172.18.70.1
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:41
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:41
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-10.yaml b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-10.yaml
index 095ad7edcf4ccd398c314246e34754dcbc92acf4..789a893b5f00d94d613d500dec963a8ed52aac59 100644
--- a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-10.yaml
+++ b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-10.yaml
@@ -82,7 +82,7 @@ graoully-10:
       guid: '0xe41d2d0300bf4fa1'
       interface: InfiniBand
       ip: 172.18.70.10
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:a1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:a1
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-11.yaml b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-11.yaml
index 87553d6963d9300bb3ef8edd5bad2212bad2d273..8f6aa0e7a99435c178a0f4a6242e061860d7f245 100644
--- a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-11.yaml
+++ b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-11.yaml
@@ -82,7 +82,7 @@ graoully-11:
       guid: '0xe41d2d0300bf5051'
       interface: InfiniBand
       ip: 172.18.70.11
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:51
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:51
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-12.yaml b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-12.yaml
index 76a4568aeb7f9e7f51d9e61d22eb0980d9c280e1..01044739228c1a134b977b8d4bab34fa526aa1e4 100644
--- a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-12.yaml
+++ b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-12.yaml
@@ -82,7 +82,7 @@ graoully-12:
       guid: '0xe41d2d0300bf4f71'
       interface: InfiniBand
       ip: 172.18.70.12
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:71
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:71
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-13.yaml b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-13.yaml
index 03a2ea54c26c9309567a800276a8ad7013c4d259..0411831809390ca7c2d3e68f880deaf2a52e5995 100644
--- a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-13.yaml
+++ b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-13.yaml
@@ -82,7 +82,7 @@ graoully-13:
       guid: '0xe41d2d0300bf51c1'
       interface: InfiniBand
       ip: 172.18.70.13
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:51:c1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:51:c1
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-14.yaml b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-14.yaml
index e4b896b370bcedf23e7dfd8e6bc42f24040b9980..5a79ace29240d818292abe922fd7259d797a817c 100644
--- a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-14.yaml
+++ b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-14.yaml
@@ -82,7 +82,7 @@ graoully-14:
       guid: '0xe41d2d0300bf5091'
       interface: InfiniBand
       ip: 172.18.70.14
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:91
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:91
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-15.yaml b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-15.yaml
index 080c9e409d9627db862fc40dc14f22e623facce7..571389e1e8aede09f7af7065eec79f58baba97c2 100644
--- a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-15.yaml
+++ b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-15.yaml
@@ -82,7 +82,7 @@ graoully-15:
       guid: '0xe41d2d0300bf5271'
       interface: InfiniBand
       ip: 172.18.70.15
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:71
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:71
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-16.yaml b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-16.yaml
index 7a01b49ac884089bb8f855bfd491fe04db857a45..0e19bf4d0a38e789c801306824d8547dbfe1c87b 100644
--- a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-16.yaml
+++ b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-16.yaml
@@ -82,7 +82,7 @@ graoully-16:
       guid: '0xe41d2d0300bf5081'
       interface: InfiniBand
       ip: 172.18.70.16
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:81
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:81
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-2.yaml b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-2.yaml
index 5f4624b91293d9159c6d549aad7ec6247ec023a0..66a6bde3b91acbac3b562783ec4c92cc58252392 100644
--- a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-2.yaml
+++ b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-2.yaml
@@ -82,7 +82,7 @@ graoully-2:
       guid: '0xe41d2d0300bf4f61'
       interface: InfiniBand
       ip: 172.18.70.2
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:61
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:61
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-3.yaml b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-3.yaml
index 4da0bbc1bdec190fa7829ac2df061e20898b74ea..d2d8f6aec6a1a69806ad5375fa2cdf7f86bbcbf2 100644
--- a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-3.yaml
+++ b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-3.yaml
@@ -82,7 +82,7 @@ graoully-3:
       guid: '0xe41d2d0300bf5261'
       interface: InfiniBand
       ip: 172.18.70.3
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:61
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:61
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-4.yaml b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-4.yaml
index e67500e5dd472666bca20124ae43956df56ef482..af350df715d3e08ba06357d7c0184ebc17c01618 100644
--- a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-4.yaml
+++ b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-4.yaml
@@ -82,7 +82,7 @@ graoully-4:
       guid: '0xe41d2d0300bf4fb1'
       interface: InfiniBand
       ip: 172.18.70.4
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:b1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:b1
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-5.yaml b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-5.yaml
index cb22acdc70ffa3783a6175b06b8c6b2ff8c9299c..372a8ab0ccfe6db94e0eb190a66f275fb3e1d85b 100644
--- a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-5.yaml
+++ b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-5.yaml
@@ -82,7 +82,7 @@ graoully-5:
       guid: '0xe41d2d0300bf52c1'
       interface: InfiniBand
       ip: 172.18.70.5
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:c1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:c1
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-6.yaml b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-6.yaml
index d5e7b671b7e39ab5cba8608c36c762f19f7fb0e3..94a61cf1b868bea08a2228bf10bdac017808d7fe 100644
--- a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-6.yaml
+++ b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-6.yaml
@@ -82,7 +82,7 @@ graoully-6:
       guid: '0xe41d2d0300b92e01'
       interface: InfiniBand
       ip: 172.18.70.6
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:2e:01
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:2e:01
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-7.yaml b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-7.yaml
index ed84c092fc0bbc8ac46380915a52e3a83fc3c8ae..3adf9ab0f68e5915afee5c40520c15672a01f75c 100644
--- a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-7.yaml
+++ b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-7.yaml
@@ -82,7 +82,7 @@ graoully-7:
       guid: '0xe41d2d0300b92cb1'
       interface: InfiniBand
       ip: 172.18.70.7
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:2c:b1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:2c:b1
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-8.yaml b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-8.yaml
index 774551925ee9f2bf401cce14bb6caa4b1652b3a9..82ba398abb709f405cf17c0b93de736ba82d88c4 100644
--- a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-8.yaml
+++ b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-8.yaml
@@ -82,7 +82,7 @@ graoully-8:
       guid: '0xe41d2d0300b930b1'
       interface: InfiniBand
       ip: 172.18.70.8
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:30:b1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:30:b1
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-9.yaml b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-9.yaml
index 536dffbc7eeaeecfdd805b0de99699503bb951d1..17e32723303ad66c6fdc03333fc7031c61d281de 100644
--- a/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-9.yaml
+++ b/input/grid5000/sites/nancy/clusters/graoully/nodes/graoully-9.yaml
@@ -82,7 +82,7 @@ graoully-9:
       guid: '0xe41d2d0300b93111'
       interface: InfiniBand
       ip: 172.18.70.9
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:31:11
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:31:11
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-1.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-1.yaml
index 7b1fe99622808001b22f337419c70884d19b1b52..79bc4be64ab5cf08aac2b6ba36b4ebecd05c8f1e 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-1.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-1.yaml
@@ -44,7 +44,7 @@ graphene-1:
       interface: InfiniBand
       ip: 172.18.64.1
       ip6: fe80::202:c903:b:9281
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:81
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:81
       management: false
       rate: 20000000000
       version: MT26418
@@ -52,7 +52,7 @@ graphene-1:
       driver: mlx4_core
       guid: '0x0002c903000b9282'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:82
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:82
       management: false
       rate: 10000000000
       version: MT26418
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-10.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-10.yaml
index 729021a40b4903c542b5740e5dce7d8fdfc45f9e..2ebfb2c39fd84f74d46c943d8b6a9c9dee5ffef3 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-10.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-10.yaml
@@ -55,7 +55,7 @@ graphene-10:
       guid: '0x0002c903000b916d'
       interface: InfiniBand
       ip: 172.18.64.10
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:6d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:6d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-10:
       driver: mlx4_core
       guid: '0x0002c903000b916e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:6e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:6e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-100.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-100.yaml
index c651d9503206a265cce1d1cf49ec9d213a8898b4..249b2c54f1b5bba24f6d49bf0210209cc816db98 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-100.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-100.yaml
@@ -55,7 +55,7 @@ graphene-100:
       guid: '0x0002c903000b5d0d'
       interface: InfiniBand
       ip: 172.18.64.100
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:0d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:0d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-100:
       driver: mlx4_core
       guid: '0x0002c903000b5d0e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:0e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:0e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-101.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-101.yaml
index 34f16384a62843864e6cc6e81e3d8aa3ed6ce301..a794a91ed178eeccacbfb4dc72caf58f9d836f5c 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-101.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-101.yaml
@@ -55,7 +55,7 @@ graphene-101:
       guid: '0x0002c903000b5cd9'
       interface: InfiniBand
       ip: 172.18.64.101
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:d9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:d9
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-101:
       driver: mlx4_core
       guid: '0x0002c903000b5cda'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:da
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:da
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-102.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-102.yaml
index 55019d225d9784818089e38ef3d55a72f9572646..5060ee50174e444545a2469a7ec2507eb7c596e0 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-102.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-102.yaml
@@ -55,7 +55,7 @@ graphene-102:
       guid: '0x0002c903000b5e71'
       interface: InfiniBand
       ip: 172.18.64.102
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:71
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:71
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-102:
       driver: mlx4_core
       guid: '0x0002c903000b5e72'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:72
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:72
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-103.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-103.yaml
index cb230f0b11b0482b5e49380ecdea360162cf1a00..beb79ddf80f25c34fe3fa307241a2fc96492cff8 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-103.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-103.yaml
@@ -55,7 +55,7 @@ graphene-103:
       guid: '0x0002c903000b5d49'
       interface: InfiniBand
       ip: 172.18.64.103
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:49
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:49
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-103:
       driver: mlx4_core
       guid: '0x0002c903000b5d4a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:4a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:4a
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-104.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-104.yaml
index 0fde912c00dd2e934dd0587cfba15ec527169b76..fff242cd503b5bbd0273294389ce30aa7bdc1862 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-104.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-104.yaml
@@ -55,7 +55,7 @@ graphene-104:
       guid: '0x0002c903000b5d15'
       interface: InfiniBand
       ip: 172.18.64.104
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:15
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:15
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-104:
       driver: mlx4_core
       guid: '0x0002c903000b5d16'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:16
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:16
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-105.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-105.yaml
index b71f53e1a31b1145a996fef65cffa5c25aaf9f05..3b39aaf0552038e00c637dab6ef677b33909968a 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-105.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-105.yaml
@@ -55,7 +55,7 @@ graphene-105:
       guid: '0x0002c903000b5d19'
       interface: InfiniBand
       ip: 172.18.64.105
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:19
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:19
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-105:
       driver: mlx4_core
       guid: '0x0002c903000b5d1a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:1a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:1a
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-106.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-106.yaml
index 6dc618f2e5e68a6a9b42a92e547e863265e0646f..42660d866bd1c4854a02a581102058e69a9905f6 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-106.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-106.yaml
@@ -55,7 +55,7 @@ graphene-106:
       guid: '0x0002c903000b5cad'
       interface: InfiniBand
       ip: 172.18.64.106
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ad
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ad
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-106:
       driver: mlx4_core
       guid: '0x0002c903000b5cae'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ae
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ae
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-107.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-107.yaml
index 5ede15f6d9ffbad333798cdbbe82eb9b8f5a9494..07c7b8a12d0a1fab24329ff59650ea3d8f5c4d2a 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-107.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-107.yaml
@@ -55,7 +55,7 @@ graphene-107:
       guid: '0x0002c903000b5d3d'
       interface: InfiniBand
       ip: 172.18.64.107
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:3d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:3d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-107:
       driver: mlx4_core
       guid: '0x0002c903000b5d3e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:3e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:3e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-108.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-108.yaml
index 9208b9260433530d91a45bd312a796bca9da0332..e8e9f0831574e62ac1a619bb5aac8d7bfe7b4d36 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-108.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-108.yaml
@@ -55,7 +55,7 @@ graphene-108:
       guid: '0x0002c903000b5d21'
       interface: InfiniBand
       ip: 172.18.64.108
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:21
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:21
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-108:
       driver: mlx4_core
       guid: '0x0002c903000b5d22'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:22
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:22
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-109.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-109.yaml
index 84646af4114aa0151963e78f96ea47bb5cddf6a1..47a898775c3912db1ca0b5cc3d53f1ac8452a1bd 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-109.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-109.yaml
@@ -55,7 +55,7 @@ graphene-109:
       guid: '0x0002c903000b5d25'
       interface: InfiniBand
       ip: 172.18.64.109
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:25
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:25
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-109:
       driver: mlx4_core
       guid: '0x0002c903000b5d26'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:26
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:26
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-11.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-11.yaml
index a02023c89bf7b318ae228a090d7f9cc79ac8afff..eff5a408a9f05d5d3383413d0bf40a1e399a6b7b 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-11.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-11.yaml
@@ -55,7 +55,7 @@ graphene-11:
       guid: '0x0002c903000b9171'
       interface: InfiniBand
       ip: 172.18.64.11
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:71
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:71
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-11:
       driver: mlx4_core
       guid: '0x0002c903000b9172'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:72
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:72
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-110.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-110.yaml
index 86a14ea83edb8d68ac6fceca1aa64a0315243c92..9b43d66a589ceeed577cd059e0bf36d9ec2a4a76 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-110.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-110.yaml
@@ -55,7 +55,7 @@ graphene-110:
       guid: '0x0002c903000b5ca9'
       interface: InfiniBand
       ip: 172.18.64.110
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:a9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:a9
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-110:
       driver: mlx4_core
       guid: '0x0002c903000b5caa'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:aa
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:aa
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-111.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-111.yaml
index 8c9d47c3675761ca756f3b33fda94c6fd26aca0c..3dc29d0b1aa21cc9d38fae02b060d8ea3c5a5249 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-111.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-111.yaml
@@ -55,7 +55,7 @@ graphene-111:
       guid: '0x0002c903000c5591'
       interface: InfiniBand
       ip: 172.18.64.111
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:55:91
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0c:55:91
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-111:
       driver: mlx4_core
       guid: '0x0002c903000c5592'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:55:92
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0c:55:92
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-112.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-112.yaml
index 94738fa5e93f6779989157f59b6075b2077e9fa3..605a0da9e74c3ed867b9ebb5f5ca7f7611a0e12d 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-112.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-112.yaml
@@ -55,7 +55,7 @@ graphene-112:
       guid: '0x0002c903000b7e9d'
       interface: InfiniBand
       ip: 172.18.64.112
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:7e:9d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:7e:9d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-112:
       driver: mlx4_core
       guid: '0x0002c903000b7e9e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:7e:9e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:7e:9e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-113.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-113.yaml
index d4dfce5318bc8f9c0d772b303b2d268f9196450e..02a3820ea36c4e08660bf9638d50cc1099be276c 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-113.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-113.yaml
@@ -55,7 +55,7 @@ graphene-113:
       guid: '0x0002c903000b93b5'
       interface: InfiniBand
       ip: 172.18.64.113
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b5
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-113:
       driver: mlx4_core
       guid: '0x0002c903000b93b6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b6
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-114.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-114.yaml
index 85b3e04f9b0222957f1de0a1739101cf50fb6cd3..73831ae9a020c7d27771be64b9a077368dde84dc 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-114.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-114.yaml
@@ -55,7 +55,7 @@ graphene-114:
       guid: '0x0002c903000b93c5'
       interface: InfiniBand
       ip: 172.18.64.114
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c5
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-114:
       driver: mlx4_core
       guid: '0x0002c903000b93c6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c6
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-115.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-115.yaml
index ee65966d16756a35060b0b5299e3530282c38ef5..17227f340f1891550e7525b748e8a1e7b9a086dd 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-115.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-115.yaml
@@ -55,7 +55,7 @@ graphene-115:
       guid: '0x0002c903000b9305'
       interface: InfiniBand
       ip: 172.18.64.115
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:05
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:05
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-115:
       driver: mlx4_core
       guid: '0x0002c903000b9306'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:06
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:06
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-116.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-116.yaml
index 0bd856dfef87e21b5d961aff4dda987da97a145e..4bee3dd6078038b35f2a266bb99e96b07c08cc74 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-116.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-116.yaml
@@ -55,7 +55,7 @@ graphene-116:
       guid: '0x0002c903000b931d'
       interface: InfiniBand
       ip: 172.18.64.116
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:1d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:1d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-116:
       driver: mlx4_core
       guid: '0x0002c903000b931e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:1e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:1e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-117.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-117.yaml
index 9a473ae575f96d2ee5b4c029dc013848dc5ff416..3908ede740df6c4ebd2cd4b65beeb0903a8469c4 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-117.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-117.yaml
@@ -55,7 +55,7 @@ graphene-117:
       guid: '0x0002c903000b9325'
       interface: InfiniBand
       ip: 172.18.64.117
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:25
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:25
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-117:
       driver: mlx4_core
       guid: '0x0002c903000b9326'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:26
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:26
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-118.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-118.yaml
index bb8d5b03a8e55baaf1f97e271c6044b20b879df5..ac7895cb7c5d5f2111d249d78df143f20270d579 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-118.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-118.yaml
@@ -55,7 +55,7 @@ graphene-118:
       guid: '0x0002c903000b92d9'
       interface: InfiniBand
       ip: 172.18.64.118
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d9
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-118:
       driver: mlx4_core
       guid: '0x0002c903000b92da'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:da
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:da
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-119.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-119.yaml
index c562d811268f9cd80cef4d9ef3c475c5a08f04fb..cf56a522915f24583571683d175086fd8e20ec4f 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-119.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-119.yaml
@@ -55,7 +55,7 @@ graphene-119:
       guid: '0x0002c903000b9319'
       interface: InfiniBand
       ip: 172.18.64.119
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:19
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:19
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-119:
       driver: mlx4_core
       guid: '0x0002c903000b931a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:1a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:1a
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-12.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-12.yaml
index 10a570914487b17a9bda7f2c77e281b85492b600..7fecd81da3d15d0e274d2d74f2249bca45b25481 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-12.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-12.yaml
@@ -55,7 +55,7 @@ graphene-12:
       guid: '0x0002c903000b9381'
       interface: InfiniBand
       ip: 172.18.64.12
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:81
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:81
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-12:
       driver: mlx4_core
       guid: '0x0002c903000b9382'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:82
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:82
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-120.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-120.yaml
index 12e31eac92708fe652a9729d5b5f02051f86d2eb..f6226e0838ca22b40e53750e98a6e94b1aecca09 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-120.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-120.yaml
@@ -55,7 +55,7 @@ graphene-120:
       guid: '0x0002c903000b9329'
       interface: InfiniBand
       ip: 172.18.64.120
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:29
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:29
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-120:
       driver: mlx4_core
       guid: '0x0002c903000b932a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:2a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:2a
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-121.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-121.yaml
index 8cb2a0acc095385c89cd209c71720724857519a5..49d46c4f8cd740e5600bdeea084281b27c907a78 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-121.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-121.yaml
@@ -55,7 +55,7 @@ graphene-121:
       guid: '0x0002c903000b932d'
       interface: InfiniBand
       ip: 172.18.64.121
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:2d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:2d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-121:
       driver: mlx4_core
       guid: '0x0002c903000b932e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:2e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:2e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-122.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-122.yaml
index 0ebaccde09f3c037c4838bb46ae8e01919a76403..10e0781a3ab9363e20de9b1847f6e957f3d2c908 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-122.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-122.yaml
@@ -55,7 +55,7 @@ graphene-122:
       guid: '0x0002c903000b5d85'
       interface: InfiniBand
       ip: 172.18.64.122
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:85
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:85
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-122:
       driver: mlx4_core
       guid: '0x0002c903000b5d86'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:86
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:86
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-123.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-123.yaml
index ee5e4251d6e0ae15d76fa8581e68dbbd6b07cb6e..67a146b29093e9080f55be46d207c1ccaa1a4a8d 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-123.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-123.yaml
@@ -45,7 +45,7 @@ graphene-123:
       interface: InfiniBand
       ip: 172.18.64.123
       ip6: fe80::202:c903:b:9219
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:19
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:19
       management: false
       rate: 20000000000
       version: MT26418
@@ -53,7 +53,7 @@ graphene-123:
       driver: mlx4_core
       guid: '0x0002c903000b921a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:1a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:1a
       management: false
       rate: 10000000000
       version: MT26418
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-124.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-124.yaml
index 8a59cc2a3304fa4b5c279086c4a5219e973b2bc4..95257e36e98ee579a3f4c3af077cabd15df126ca 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-124.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-124.yaml
@@ -55,7 +55,7 @@ graphene-124:
       guid: '0x0002c90300027f61'
       interface: InfiniBand
       ip: 172.18.64.124
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:02:7f:61
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:02:7f:61
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-124:
       driver: mlx4_core
       guid: '0x0002c90300027f62'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:02:7f:62
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:02:7f:62
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-125.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-125.yaml
index d0ffc6c36359743651883f2af35e6fb4f0a96243..b730eba5989ed378203a8a098acb99647a96d830 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-125.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-125.yaml
@@ -55,7 +55,7 @@ graphene-125:
       guid: '0x0002c903000b9391'
       interface: InfiniBand
       ip: 172.18.64.125
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:91
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:91
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-125:
       driver: mlx4_core
       guid: '0x0002c903000b9392'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:92
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:92
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-126.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-126.yaml
index fffb6ae4e91d07987de4368e548ae944c54b3c45..1f50bee470d9bc145636d3788e42bf39202bb085 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-126.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-126.yaml
@@ -55,7 +55,7 @@ graphene-126:
       guid: '0x0002c903000b9151'
       interface: InfiniBand
       ip: 172.18.64.126
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:51
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:51
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-126:
       driver: mlx4_core
       guid: '0x0002c903000b9152'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:52
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:52
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-127.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-127.yaml
index 2129edbc4a0a14e3dc8671a33621860d2e3f5caf..3daa245ce24e828791d735d9a72f593d523bcd15 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-127.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-127.yaml
@@ -55,7 +55,7 @@ graphene-127:
       guid: '0x0002c903000b9285'
       interface: InfiniBand
       ip: 172.18.64.127
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:85
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:85
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-127:
       driver: mlx4_core
       guid: '0x0002c903000b9286'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:86
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:86
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-128.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-128.yaml
index 7242585ce537d01455c7ad8c34af9b42ed4422ad..1284d724060f0af6d78bba4a45985f0233349aa3 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-128.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-128.yaml
@@ -55,7 +55,7 @@ graphene-128:
       guid: '0x0002c903000b9215'
       interface: InfiniBand
       ip: 172.18.64.128
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:15
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:15
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-128:
       driver: mlx4_core
       guid: '0x0002c903000b9216'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:16
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:16
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-129.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-129.yaml
index 2b1fd429dff678313f7d0aa5b8ac63ba5f0ce22f..f56f4c46f4bc17ab933ba33f743fcbef29a33da0 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-129.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-129.yaml
@@ -55,7 +55,7 @@ graphene-129:
       guid: '0x0002c903000b9205'
       interface: InfiniBand
       ip: 172.18.64.129
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:05
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:05
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-129:
       driver: mlx4_core
       guid: '0x0002c903000b9206'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:06
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:06
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-13.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-13.yaml
index 030c021cb3031bca0b3564b8d2c38e345df0eb09..ec8231f67924fda5778191a98e223553c0b4ab93 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-13.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-13.yaml
@@ -55,7 +55,7 @@ graphene-13:
       guid: '0x0002c903000b9385'
       interface: InfiniBand
       ip: 172.18.64.13
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:85
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:85
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-13:
       driver: mlx4_core
       guid: '0x0002c903000b9386'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:86
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:86
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-130.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-130.yaml
index 8c907dff7563ba54321a795562782fce824621a6..b7891c22e7c3ae05f7891f886e4aab8ec2fe1e0e 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-130.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-130.yaml
@@ -55,7 +55,7 @@ graphene-130:
       guid: '0x0002c903000b9209'
       interface: InfiniBand
       ip: 172.18.64.130
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:09
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:09
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-130:
       driver: mlx4_core
       guid: '0x0002c903000b920a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:0a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:0a
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-131.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-131.yaml
index 50a7df0d7e12e95c3065e61aee7d8e86b7dec951..4499db418e8668ae00c19abf8af4ea3b9ae62787 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-131.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-131.yaml
@@ -55,7 +55,7 @@ graphene-131:
       guid: '0x0002c903000b914d'
       interface: InfiniBand
       ip: 172.18.64.131
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:4d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:4d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-131:
       driver: mlx4_core
       guid: '0x0002c903000b914e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:4e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:4e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-132.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-132.yaml
index 346d745371af5ac9d0d27151b64448fae47221b9..e1556c125309b6a8817cfffa183405577274a1a9 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-132.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-132.yaml
@@ -55,7 +55,7 @@ graphene-132:
       guid: '0x0002c903000b920d'
       interface: InfiniBand
       ip: 172.18.64.132
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:0d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:0d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-132:
       driver: mlx4_core
       guid: '0x0002c903000b920e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:0e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:0e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-133.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-133.yaml
index 40684b4612e84be3fb3ee86577def7cc098cbece..1bbeb38c9855cc0d98321fb06bc0f3b22036a43b 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-133.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-133.yaml
@@ -55,7 +55,7 @@ graphene-133:
       guid: '0x0002c9030005f7b3'
       interface: InfiniBand
       ip: 172.18.64.133
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:b3
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:b3
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-133:
       driver: mlx4_core
       guid: '0x0002c9030005f7b4'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:b4
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:b4
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-134.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-134.yaml
index b04406001c7fcca1b8d0f975e15ae7d9c7361fe1..08380371953339be762133ac67e43f2c3f6cd387 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-134.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-134.yaml
@@ -55,7 +55,7 @@ graphene-134:
       guid: '0x0002c9030005f44f'
       interface: InfiniBand
       ip: 172.18.64.134
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:4f
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:4f
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-134:
       driver: mlx4_core
       guid: '0x0002c9030005f450'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:50
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:50
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-135.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-135.yaml
index 87c2e5c052103d5b595f429782ddfbef4626de4b..b90854774267a66d0da1d6068de67f74ac1ce92b 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-135.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-135.yaml
@@ -55,7 +55,7 @@ graphene-135:
       guid: '0x0002c9030005f4c7'
       interface: InfiniBand
       ip: 172.18.64.135
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c7
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c7
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-135:
       driver: mlx4_core
       guid: '0x0002c9030005f4c8'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c8
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c8
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-136.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-136.yaml
index 62c4c6c6ac410f1515a50e51650e8ab63197e0ed..e6a05c5a6639b4a61c7ff235760608bcfe05cc19 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-136.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-136.yaml
@@ -55,7 +55,7 @@ graphene-136:
       guid: '0x0002c9030005f847'
       interface: InfiniBand
       ip: 172.18.64.136
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:47
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:47
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-136:
       driver: mlx4_core
       guid: '0x0002c9030005f848'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:48
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:48
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-137.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-137.yaml
index 8d7905328079d365339bc79c8060a9c7a4ba9814..0dffe69d9be0fc8ac6177f292f9bd727c94e81fd 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-137.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-137.yaml
@@ -55,7 +55,7 @@ graphene-137:
       guid: '0x0002c9030005f647'
       interface: InfiniBand
       ip: 172.18.64.137
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f6:47
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f6:47
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-137:
       driver: mlx4_core
       guid: '0x0002c9030005f648'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f6:48
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f6:48
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-138.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-138.yaml
index 098fd5e188a1f8101a2dd037c7c2c87289b75a44..3f444b87807dba1a5a2af23bd0919e78bd13a768 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-138.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-138.yaml
@@ -55,7 +55,7 @@ graphene-138:
       guid: '0x0002c9030005f4c3'
       interface: InfiniBand
       ip: 172.18.64.138
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c3
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c3
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-138:
       driver: mlx4_core
       guid: '0x0002c9030005f4c4'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c4
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:c4
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-139.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-139.yaml
index 9e70d5766b0f44acf3e5a5f1939572c4e1e0dc9b..b931092f3d3789d091b3ff3fcecc8631c761491d 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-139.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-139.yaml
@@ -55,7 +55,7 @@ graphene-139:
       guid: '0x0002c9030005f7ff'
       interface: InfiniBand
       ip: 172.18.64.139
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:ff
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:ff
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-139:
       driver: mlx4_core
       guid: '0x0002c9030005f800'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:00
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-14.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-14.yaml
index 66c602ae30c501bb2df0920c493cf35f6d90ac4e..80950991218cd05f9cebcd55478a96575152cf39 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-14.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-14.yaml
@@ -55,7 +55,7 @@ graphene-14:
       guid: '0x0002c903000b93e1'
       interface: InfiniBand
       ip: 172.18.64.14
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e1
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-14:
       driver: mlx4_core
       guid: '0x0002c903000b93e2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e2
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-140.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-140.yaml
index db74e9a3e38bd5379a49ee5affe8d2f3d478d8f8..76a09b6e05d5d622f9f450c3c0433c2816ddd158 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-140.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-140.yaml
@@ -55,7 +55,7 @@ graphene-140:
       guid: '0x0002c9030005f79f'
       interface: InfiniBand
       ip: 172.18.64.140
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:9f
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:9f
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-140:
       driver: mlx4_core
       guid: '0x0002c9030005f7a0'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:a0
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:a0
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-141.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-141.yaml
index f45aaed70c6a447e9a54e78285e4bf59ae481d1c..aa11f406b8f5acb437fdbd5fad8f5c35bc8b369e 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-141.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-141.yaml
@@ -55,7 +55,7 @@ graphene-141:
       guid: '0x0002c9030005f793'
       interface: InfiniBand
       ip: 172.18.64.141
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:93
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:93
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-141:
       driver: mlx4_core
       guid: '0x0002c9030005f794'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:94
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:94
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-142.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-142.yaml
index 043db12770342a4afc4253e0dd0239ffde7963dd..a2e4b35b54002fb4cab9c5d445699e350910b916 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-142.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-142.yaml
@@ -55,7 +55,7 @@ graphene-142:
       guid: '0x0002c9030005f7a7'
       interface: InfiniBand
       ip: 172.18.64.142
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:a7
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:a7
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-142:
       driver: mlx4_core
       guid: '0x0002c9030005f7a8'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:a8
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f7:a8
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-143.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-143.yaml
index 2bd5c5eb055b2bf25446be57271b3c14e2f65844..7942d19534c39e4b7b48b6baa3cf3ec23629d0cc 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-143.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-143.yaml
@@ -55,7 +55,7 @@ graphene-143:
       guid: '0x0002c9030005f497'
       interface: InfiniBand
       ip: 172.18.64.143
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:97
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:97
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-143:
       driver: mlx4_core
       guid: '0x0002c9030005f498'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:98
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f4:98
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-144.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-144.yaml
index 5136d30617e37d282cc031248a0a5bc3945b12ea..937303053e6111e3370ad7d37df7f8cae517446d 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-144.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-144.yaml
@@ -45,7 +45,7 @@ graphene-144:
       interface: InfiniBand
       ip: 172.18.64.144
       ip6: fe80::202:c903:5:f85b
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:5b
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:5b
       management: false
       rate: 20000000000
       version: MT26418
@@ -53,7 +53,7 @@ graphene-144:
       driver: mlx4_core
       guid: '0x0002c9030005f85c'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:5c
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:05:f8:5c
       management: false
       rate: 10000000000
       version: MT26418
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-15.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-15.yaml
index 471c823f28057b29a59069149eb6c3550335369e..4174f1fd653fad036daff5ccf53d363ba5c91b18 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-15.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-15.yaml
@@ -55,7 +55,7 @@ graphene-15:
       guid: '0x0002c903000b93c9'
       interface: InfiniBand
       ip: 172.18.64.15
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c9
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-15:
       driver: mlx4_core
       guid: '0x0002c903000b93ca'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ca
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ca
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-16.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-16.yaml
index 80e01656b1d5d528602b7a251d1428548588b0af..95631beb7af94d92be00085ee3bc01e60fb60f0b 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-16.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-16.yaml
@@ -55,7 +55,7 @@ graphene-16:
       guid: '0x0002c903000b9375'
       interface: InfiniBand
       ip: 172.18.64.16
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:75
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:75
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-16:
       driver: mlx4_core
       guid: '0x0002c903000b9376'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:76
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:76
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-17.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-17.yaml
index f973f808d7dd39dbece8e8f23173add7418d5c83..0ce572f9411271454ad437e37e17e3cbce71d0de 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-17.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-17.yaml
@@ -55,7 +55,7 @@ graphene-17:
       guid: '0x0002c903000b9371'
       interface: InfiniBand
       ip: 172.18.64.17
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:71
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:71
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-17:
       driver: mlx4_core
       guid: '0x0002c903000b9372'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:72
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:72
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-18.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-18.yaml
index 3bbb1395d3460f4e7eafd177d821ced2ea7a411a..12004a575ceeec2ae03b1d252420009daf8cb7bb 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-18.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-18.yaml
@@ -55,7 +55,7 @@ graphene-18:
       guid: '0x0002c903000b937d'
       interface: InfiniBand
       ip: 172.18.64.18
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:7d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:7d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-18:
       driver: mlx4_core
       guid: '0x0002c903000b937e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:7e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:7e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-19.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-19.yaml
index 6b45d76c31e074233baf673a317cfe0b904f724a..5915c91a15f009825ff32909b3bf6072cd7c2ed6 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-19.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-19.yaml
@@ -55,7 +55,7 @@ graphene-19:
       guid: '0x0002c903000b9155'
       interface: InfiniBand
       ip: 172.18.64.19
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:55
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:55
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-19:
       driver: mlx4_core
       guid: '0x0002c903000b9156'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:56
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:56
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-2.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-2.yaml
index 0bd1b707fce20656c027e9a3114426b664de3ac2..3c5462df1bf7ea5feba94a83887e6ea8cfa0ee77 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-2.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-2.yaml
@@ -55,7 +55,7 @@ graphene-2:
       guid: '0x0002c903000b915d'
       interface: InfiniBand
       ip: 172.18.64.2
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:5d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:5d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-2:
       driver: mlx4_core
       guid: '0x0002c903000b915e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:5e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:5e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-20.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-20.yaml
index 15ec63b407500d29d2b2655fe22906e195c53004..0a816e180f010cfffe7187b8fc05017ad60e591f 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-20.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-20.yaml
@@ -55,7 +55,7 @@ graphene-20:
       guid: '0x0002c903000b9145'
       interface: InfiniBand
       ip: 172.18.64.20
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:45
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:45
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-20:
       driver: mlx4_core
       guid: '0x0002c903000b9146'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:46
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:46
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-21.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-21.yaml
index b1601429fadc86399c137f9a1eb19a6733f95043..2d4df29309513c8bd114179188d4d9b59962b4cd 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-21.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-21.yaml
@@ -55,7 +55,7 @@ graphene-21:
       guid: '0x0002c9030004536d'
       interface: InfiniBand
       ip: 172.18.64.21
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:04:53:6d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:04:53:6d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-21:
       driver: mlx4_core
       guid: '0x0002c9030004536e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:04:53:6e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:04:53:6e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-22.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-22.yaml
index 3c88c0adfa903f0ca58c3193ea5d3ae558c20175..f126402c2ec6485dd060b0bdcee560e64310ee93 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-22.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-22.yaml
@@ -55,7 +55,7 @@ graphene-22:
       guid: '0x0002c903000b9379'
       interface: InfiniBand
       ip: 172.18.64.22
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:79
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:79
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-22:
       driver: mlx4_core
       guid: '0x0002c903000b937a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:7a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:7a
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-23.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-23.yaml
index 449e7ed2cd7bd2d18f665beab830272bb7122962..d3fe1ddfe2e321417cbd241b605bd7f7937b4623 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-23.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-23.yaml
@@ -55,7 +55,7 @@ graphene-23:
       guid: '0x0002c903000b9365'
       interface: InfiniBand
       ip: 172.18.64.23
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:65
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:65
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-23:
       driver: mlx4_core
       guid: '0x0002c903000b9366'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:66
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:66
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-24.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-24.yaml
index a0f061aefc1522e8866a9dbe58374636947a005e..ab80fe2a8c3aaf278cd813a0edba2614be69b2e8 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-24.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-24.yaml
@@ -55,7 +55,7 @@ graphene-24:
       guid: '0x0002c903000b92cd'
       interface: InfiniBand
       ip: 172.18.64.24
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:cd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:cd
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-24:
       driver: mlx4_core
       guid: '0x0002c903000b92ce'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ce
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ce
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-25.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-25.yaml
index 98d36d9e7adb5a2af3d83884a459c63780ff210d..910e6ccea1196a466bc5831136f0ed0066a39e9e 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-25.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-25.yaml
@@ -55,7 +55,7 @@ graphene-25:
       guid: '0x0002c903000b92a5'
       interface: InfiniBand
       ip: 172.18.64.25
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a5
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-25:
       driver: mlx4_core
       guid: '0x0002c903000b92a6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a6
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-26.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-26.yaml
index f9fe2c1607355f7315c72026b5dba95aaad45aab..f77a3ab6e550a75695fe290f029e3eabee868d3e 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-26.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-26.yaml
@@ -55,7 +55,7 @@ graphene-26:
       guid: '0x0002c903000b929d'
       interface: InfiniBand
       ip: 172.18.64.26
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:9d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:9d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-26:
       driver: mlx4_core
       guid: '0x0002c903000b929e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:9e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:9e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-27.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-27.yaml
index 50f069fdd5d89afab430ace3df141f60137f3dfa..9fecb1b31adf78d74c239f606aa86b5676c4e3ed 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-27.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-27.yaml
@@ -55,7 +55,7 @@ graphene-27:
       guid: '0x0002c903000b9289'
       interface: InfiniBand
       ip: 172.18.64.27
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:89
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:89
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-27:
       driver: mlx4_core
       guid: '0x0002c903000b928a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:8a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:8a
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-28.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-28.yaml
index 8fd61f10763bb57bafb84c6b3a770abc847707c9..b84e4ee3b7fba5cf2acb0051f5057488d7bcf1e4 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-28.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-28.yaml
@@ -45,7 +45,7 @@ graphene-28:
       interface: InfiniBand
       ip: 172.18.64.28
       ip6: fe80::202:c903:b:928d
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:8d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:8d
       management: false
       rate: 20000000000
       version: MT26418
@@ -53,7 +53,7 @@ graphene-28:
       driver: mlx4_core
       guid: '0x0002c903000b928e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:8e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:8e
       management: false
       rate: 10000000000
       version: MT26418
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-29.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-29.yaml
index 6c469ffd2f19aa50a64e0929ba5ffe951bcdd44c..b4bfe9d5d6a6ccd31caea81e2189af14c3ed906c 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-29.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-29.yaml
@@ -55,7 +55,7 @@ graphene-29:
       guid: '0x0002c903000b90dd'
       interface: InfiniBand
       ip: 172.18.64.29
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:dd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:dd
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-29:
       driver: mlx4_core
       guid: '0x0002c903000b90de'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:de
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:de
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-3.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-3.yaml
index bc8025e6a98caece15aaf7635b84cc3df0a28d2b..edd0f964f648341b21738a912fc450c2dab891a4 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-3.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-3.yaml
@@ -45,7 +45,7 @@ graphene-3:
       interface: InfiniBand
       ip: 172.18.64.3
       ip6: fe80::202:c903:b:9159
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:59
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:59
       management: false
       rate: 20000000000
       version: MT26418
@@ -53,7 +53,7 @@ graphene-3:
       driver: mlx4_core
       guid: '0x0002c903000b915a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:5a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:5a
       management: false
       rate: 10000000000
       version: MT26418
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-30.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-30.yaml
index 13eb0f046fd77d6980496920ee0a6b8f80bc52d0..29041681be94f5927c0acf6277cb56af0b5d455e 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-30.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-30.yaml
@@ -55,7 +55,7 @@ graphene-30:
       guid: '0x0002c903000b9279'
       interface: InfiniBand
       ip: 172.18.64.30
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:79
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:79
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-30:
       driver: mlx4_core
       guid: '0x0002c903000b927a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:7a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:7a
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-31.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-31.yaml
index a734e4d1808cafd9a88a9a18aaca1dc1012a9f6a..63f5a84e90409f5719f575c6e76344d87a0c3672 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-31.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-31.yaml
@@ -55,7 +55,7 @@ graphene-31:
       guid: '0x0002c903000b921d'
       interface: InfiniBand
       ip: 172.18.64.31
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:1d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:1d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-31:
       driver: mlx4_core
       guid: '0x0002c903000b921e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:1e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:1e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-32.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-32.yaml
index 73cf68f58f86c528552db64a4993c141c9a75a40..b51da3b1ae839af2c50368d624f266b55c8921a2 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-32.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-32.yaml
@@ -55,7 +55,7 @@ graphene-32:
       guid: '0x0002c903000b927d'
       interface: InfiniBand
       ip: 172.18.64.32
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:7d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:7d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-32:
       driver: mlx4_core
       guid: '0x0002c903000b927e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:7e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:7e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-33.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-33.yaml
index 869d81c86b4698c30488b94b442e2d34f3204b4c..e38d03eb4e26dcd6ac7fd3bc59114d0e14034820 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-33.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-33.yaml
@@ -55,7 +55,7 @@ graphene-33:
       guid: '0x0002c903000b90d9'
       interface: InfiniBand
       ip: 172.18.64.33
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:d9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:d9
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-33:
       driver: mlx4_core
       guid: '0x0002c903000b90da'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:da
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:90:da
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-34.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-34.yaml
index b63396d2cff2f44789acc90cf5888b0af59d6436..7deed4983723969d75d52f75df83c0697ae8f99c 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-34.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-34.yaml
@@ -55,7 +55,7 @@ graphene-34:
       guid: '0x0002c903000b9165'
       interface: InfiniBand
       ip: 172.18.64.34
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:65
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:65
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-34:
       driver: mlx4_core
       guid: '0x0002c903000b9166'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:66
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:66
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-35.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-35.yaml
index d55b616235a37a675148d929161d83dfac165fee..a907ff0ccfb44b01819a407e7c8812d331c24151 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-35.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-35.yaml
@@ -55,7 +55,7 @@ graphene-35:
       guid: '0x0002c9030001d5ef'
       interface: InfiniBand
       ip: 172.18.64.35
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:d5:ef
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:d5:ef
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-35:
       driver: mlx4_core
       guid: '0x0002c9030001d5f0'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:01:d5:f0
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:01:d5:f0
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-36.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-36.yaml
index 5b0e10201938bae407245243ce598b1c51368c09..fa6aa6356d6b01972e57d799ad576ad2d516b553 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-36.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-36.yaml
@@ -45,7 +45,7 @@ graphene-36:
       interface: InfiniBand
       ip: 172.18.64.36
       ip6: fe80::202:c903:b:92b9
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b9
       management: false
       rate: 20000000000
       version: MT26418
@@ -53,7 +53,7 @@ graphene-36:
       driver: mlx4_core
       guid: '0x0002c903000b92ba'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ba
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ba
       management: false
       rate: 10000000000
       version: MT26418
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-37.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-37.yaml
index edd7d7da4dbf896c330349b3625c3683458e0c2d..287e76831854eb54cf1881b6f4c77eb5ac48480f 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-37.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-37.yaml
@@ -55,7 +55,7 @@ graphene-37:
       guid: '0x0002c903000b92c5'
       interface: InfiniBand
       ip: 172.18.64.37
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c5
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-37:
       driver: mlx4_core
       guid: '0x0002c903000b92c6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c6
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-38.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-38.yaml
index 350f8f9e5a5ddde75e2908a10ea79233c1e7ba2a..6dcd91ee14b694120399069a6f2465d628d94a43 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-38.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-38.yaml
@@ -55,7 +55,7 @@ graphene-38:
       guid: '0x0002c903000b92b1'
       interface: InfiniBand
       ip: 172.18.64.38
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b1
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-38:
       driver: mlx4_core
       guid: '0x0002c903000b92b2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b2
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-39.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-39.yaml
index 0ac226be03b13a7c538559d8c6aa36f8afe2c065..cce8339bf80405632dffc75c68da85d51c143722 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-39.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-39.yaml
@@ -54,7 +54,7 @@ graphene-39:
       driver: mlx4_core
       guid: '0x0002c903000b92c1'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c1
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -63,7 +63,7 @@ graphene-39:
       driver: mlx4_core
       guid: '0x0002c903000b92c2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:c2
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-4.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-4.yaml
index 6e5a938c4463d7944e28a5c8c3db9cdef512eb1f..a790f1a5f98f0e1c1762b75b669534a5d84d4e5c 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-4.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-4.yaml
@@ -55,7 +55,7 @@ graphene-4:
       guid: '0x0002c903000b92bd'
       interface: InfiniBand
       ip: 172.18.64.4
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:bd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:bd
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-4:
       driver: mlx4_core
       guid: '0x0002c903000b92be'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:be
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:be
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-40.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-40.yaml
index e35319363b2c3067246643898938652a1d7c8b0f..62dbbeb626de38b31a711b17960db00487394b85 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-40.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-40.yaml
@@ -41,7 +41,7 @@ graphene-40:
       interface: InfiniBand
       ip: 172.18.64.40
       ip6: fe80::202:c903:b:93cd
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:cd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:cd
       management: false
       rate: 20000000000
       version: MT26418
@@ -49,7 +49,7 @@ graphene-40:
       driver: mlx4_core
       guid: '0x0002c903000b93ce'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ce
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ce
       management: false
       rate: 10000000000
       version: MT26418
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-41.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-41.yaml
index ccb8c796279853b3cb056120d178e10747e9d908..18b92631ff0f7d97d19a5be398435f8c05f37b0e 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-41.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-41.yaml
@@ -55,7 +55,7 @@ graphene-41:
       guid: '0x0002c903000b9299'
       interface: InfiniBand
       ip: 172.18.64.41
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:99
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:99
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-41:
       driver: mlx4_core
       guid: '0x0002c903000b929a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:9a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:9a
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-42.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-42.yaml
index f6277bd297114a73f899d53e8158bcaef8e1c1ec..2845bce308789d05bde2d83f1377ac460f4feeae 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-42.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-42.yaml
@@ -55,7 +55,7 @@ graphene-42:
       guid: '0x0002c903000b92a9'
       interface: InfiniBand
       ip: 172.18.64.42
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a9
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-42:
       driver: mlx4_core
       guid: '0x0002c903000b92aa'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:aa
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:aa
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-43.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-43.yaml
index 6739065c0eb51ad918a7b2a4452774b966591f3b..cc99081ea885ef7c759d75bfb5e24c77de4c0326 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-43.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-43.yaml
@@ -55,7 +55,7 @@ graphene-43:
       guid: '0x0002c903000b92ad'
       interface: InfiniBand
       ip: 172.18.64.43
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ad
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ad
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-43:
       driver: mlx4_core
       guid: '0x0002c903000b92ae'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ae
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ae
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-44.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-44.yaml
index 2ec832ee3ae1216bbc554ae7e23f89ac3fddd44b..ed84d602072b61a99ce9b584b676f0327fac97cc 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-44.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-44.yaml
@@ -55,7 +55,7 @@ graphene-44:
       guid: '0x0002c903000b92b5'
       interface: InfiniBand
       ip: 172.18.64.44
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b5
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-44:
       driver: mlx4_core
       guid: '0x0002c903000b92b6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:b6
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-45.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-45.yaml
index 373abb79920da2cafab854841319aa787d53aca5..3ad3fc984c319deb46e5e5f54eb9ff3f2b91e525 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-45.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-45.yaml
@@ -55,7 +55,7 @@ graphene-45:
       guid: '0x0002c903000b9321'
       interface: InfiniBand
       ip: 172.18.64.45
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:21
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:21
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-45:
       driver: mlx4_core
       guid: '0x0002c903000b9322'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:22
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:22
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-46.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-46.yaml
index 07d25f9445d0cc99d634297bbe47200f45054491..ed09f8f47000c11cb36d7927c5f3582af3c36c2f 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-46.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-46.yaml
@@ -55,7 +55,7 @@ graphene-46:
       guid: '0x0002c903000b93d5'
       interface: InfiniBand
       ip: 172.18.64.46
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d5
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-46:
       driver: mlx4_core
       guid: '0x0002c903000b93d6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d6
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-47.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-47.yaml
index 7d25aa51c2bfcaaf85a34172514618dac6939696..3bbadfe46a1b2c2d6ebea1251c571b2a55222af3 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-47.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-47.yaml
@@ -55,7 +55,7 @@ graphene-47:
       guid: '0x0002c903000b93e5'
       interface: InfiniBand
       ip: 172.18.64.47
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e5
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-47:
       driver: mlx4_core
       guid: '0x0002c903000b93e6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:e6
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-48.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-48.yaml
index 0e04420ed63c78cc076c0fa10b44221d5af67b5b..4804a4d71247249945f076e7fc2230ad0dc8f3a5 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-48.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-48.yaml
@@ -55,7 +55,7 @@ graphene-48:
       guid: '0x0002c903000b93dd'
       interface: InfiniBand
       ip: 172.18.64.48
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:dd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:dd
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-48:
       driver: mlx4_core
       guid: '0x0002c903000b93de'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:de
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:de
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-49.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-49.yaml
index 3cf358cbf243e183c1b5a7f8cba9a7a8cc8ff823..c4a1a8fc9096a65cb77efea334a62b9c2b0e1459 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-49.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-49.yaml
@@ -55,7 +55,7 @@ graphene-49:
       guid: '0x0002c903000b93d1'
       interface: InfiniBand
       ip: 172.18.64.49
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d1
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-49:
       driver: mlx4_core
       guid: '0x0002c903000b93d2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d2
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-5.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-5.yaml
index 52ab089b5c120093cabd9145d4d9efcf61badb84..c17e0f33d18c302552c91da087e391fadf228d5a 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-5.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-5.yaml
@@ -55,7 +55,7 @@ graphene-5:
       guid: '0x0002c903000b9179'
       interface: InfiniBand
       ip: 172.18.64.5
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:79
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:79
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-5:
       driver: mlx4_core
       guid: '0x0002c903000b917a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:7a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:7a
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-50.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-50.yaml
index 4442f862f90adcab79664a8fb357b4bb5586076d..e5c68e5a5db31a4b1770c991aeca6ca6f984d0b0 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-50.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-50.yaml
@@ -55,7 +55,7 @@ graphene-50:
       guid: '0x0002c903000b92f1'
       interface: InfiniBand
       ip: 172.18.64.50
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f1
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-50:
       driver: mlx4_core
       guid: '0x0002c903000b92f2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f2
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-51.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-51.yaml
index bd334f28c369915d45d28ac6049d4055bce31963..92fcace1a6f6bf984dbc02bf70a67a652d3a8c51 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-51.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-51.yaml
@@ -55,7 +55,7 @@ graphene-51:
       guid: '0x0002c903000b92e9'
       interface: InfiniBand
       ip: 172.18.64.51
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e9
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-51:
       driver: mlx4_core
       guid: '0x0002c903000b92ea'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ea
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ea
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-52.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-52.yaml
index 4a1a07ae688767f4cf7c6d3a7cf7e63c4806ee71..4b71035283c91685861bf530c43e57ff3e7ce421 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-52.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-52.yaml
@@ -55,7 +55,7 @@ graphene-52:
       guid: '0x0002c903000b92f9'
       interface: InfiniBand
       ip: 172.18.64.52
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f9
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-52:
       driver: mlx4_core
       guid: '0x0002c903000b92fa'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:fa
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:fa
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-53.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-53.yaml
index d4ed9813874674033112a9a4e05c1008e985c185..4fd97cfa0f94af7c715dda8bac9a20837010d6d4 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-53.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-53.yaml
@@ -55,7 +55,7 @@ graphene-53:
       guid: '0x0002c903000b9309'
       interface: InfiniBand
       ip: 172.18.64.53
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:09
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:09
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-53:
       driver: mlx4_core
       guid: '0x0002c903000b930a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:0a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:0a
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-54.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-54.yaml
index ae59be2dbff3003f93fd4b03646f5be1d1872fdc..8ce96a64e1c7959a5d17d0b024c5be550996d5e2 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-54.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-54.yaml
@@ -55,7 +55,7 @@ graphene-54:
       guid: '0x0002c903000b9315'
       interface: InfiniBand
       ip: 172.18.64.54
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:15
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:15
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-54:
       driver: mlx4_core
       guid: '0x0002c903000b9316'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:16
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:16
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-55.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-55.yaml
index 2a5ddc93a1ba37115ba8833e60f8b3698c12b8de..20568ae0cf18a3f51b5bf763b517af4d3de726c8 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-55.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-55.yaml
@@ -55,7 +55,7 @@ graphene-55:
       guid: '0x0002c903000b930d'
       interface: InfiniBand
       ip: 172.18.64.55
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:0d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:0d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-55:
       driver: mlx4_core
       guid: '0x0002c903000b930e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:0e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:0e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-56.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-56.yaml
index a6806c33e86dc5c8cd4374ca0d600b1967735272..aac7fda830dda6ba9b6b14e493cbf84cbd78ac21 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-56.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-56.yaml
@@ -45,7 +45,7 @@ graphene-56:
       interface: InfiniBand
       ip: 172.18.64.56
       ip6: fe80::202:c903:b:9189
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:89
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:89
       management: false
       rate: 20000000000
       version: MT26418
@@ -53,7 +53,7 @@ graphene-56:
       driver: mlx4_core
       guid: '0x0002c903000b918a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:8a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:8a
       management: false
       rate: 10000000000
       version: MT26418
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-57.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-57.yaml
index a3b6dcd0f792348aa450dc4932119823d60fdbd6..c5f1b49adaebaa5d5b6003a90fe205d304b3cb59 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-57.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-57.yaml
@@ -55,7 +55,7 @@ graphene-57:
       guid: '0x0002c903000b918d'
       interface: InfiniBand
       ip: 172.18.64.57
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:8d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:8d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-57:
       driver: mlx4_core
       guid: '0x0002c903000b918e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:8e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:8e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-58.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-58.yaml
index eb4036d28c56d25e06a1d3507b8fa0d15669c193..a123507a432679c6e2688e1951725692bedc6c05 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-58.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-58.yaml
@@ -55,7 +55,7 @@ graphene-58:
       guid: '0x0002c903000b919d'
       interface: InfiniBand
       ip: 172.18.64.58
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:9d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:9d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-58:
       driver: mlx4_core
       guid: '0x0002c903000b919e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:9e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:9e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-59.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-59.yaml
index 8ce927b1e963c231c4091f088dc3e325d1307ed1..a7f125335d12733c8735dd2fb8190d714a974fb1 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-59.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-59.yaml
@@ -55,7 +55,7 @@ graphene-59:
       guid: '0x0002c903000b9195'
       interface: InfiniBand
       ip: 172.18.64.59
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:95
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:95
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-59:
       driver: mlx4_core
       guid: '0x0002c903000b9196'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:96
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:96
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-6.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-6.yaml
index 3f9f5865cf1bd133d065613ba572b53401d1b28f..bb4453cfdebcd0fb073349743d8ddedb7c19dbc8 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-6.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-6.yaml
@@ -55,7 +55,7 @@ graphene-6:
       guid: '0x0002c903000b917d'
       interface: InfiniBand
       ip: 172.18.64.6
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:7d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:7d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-6:
       driver: mlx4_core
       guid: '0x0002c903000b917e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:7e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:7e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-60.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-60.yaml
index aa1241a0df1c1ebfdb74c615d451e53b5b350cf8..c09fb48543363924fad04e35e95dd83b5d9e476b 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-60.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-60.yaml
@@ -55,7 +55,7 @@ graphene-60:
       guid: '0x0002c903000b9185'
       interface: InfiniBand
       ip: 172.18.64.60
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:85
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:85
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-60:
       driver: mlx4_core
       guid: '0x0002c903000b9186'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:86
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:86
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-61.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-61.yaml
index b71e2f55fd5d05babac93975744297babbcbbb82..9dab112a12265d5eec92dc1c9c0bceb3477853d9 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-61.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-61.yaml
@@ -55,7 +55,7 @@ graphene-61:
       guid: '0x0002c903000b9191'
       interface: InfiniBand
       ip: 172.18.64.61
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:91
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:91
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-61:
       driver: mlx4_core
       guid: '0x0002c903000b9192'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:92
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:92
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-62.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-62.yaml
index 522dba575dbc99b86d79fa7b3e85426dbedb299b..606a65fa77a388137fa40054fb05809b2261d829 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-62.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-62.yaml
@@ -55,7 +55,7 @@ graphene-62:
       guid: '0x0002c903000b9199'
       interface: InfiniBand
       ip: 172.18.64.62
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:99
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:99
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-62:
       driver: mlx4_core
       guid: '0x0002c903000b919a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:9a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:9a
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-63.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-63.yaml
index 425b7d2685457fac62f498a8629fd70ed0c7c849..37d3a3bda9edb9f105c93c86acded0899163e844 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-63.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-63.yaml
@@ -55,7 +55,7 @@ graphene-63:
       guid: '0x0002c903000b9181'
       interface: InfiniBand
       ip: 172.18.64.63
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:81
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:81
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-63:
       driver: mlx4_core
       guid: '0x0002c903000b9182'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:82
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:82
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-64.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-64.yaml
index 892ba214512e10a46afa0d9eb694c00f54d4aa41..4610f2a9ad730bf4b671dd23776b06f81fe25462 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-64.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-64.yaml
@@ -55,7 +55,7 @@ graphene-64:
       guid: '0x0002c903000b92a1'
       interface: InfiniBand
       ip: 172.18.64.64
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a1
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-64:
       driver: mlx4_core
       guid: '0x0002c903000b92a2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a2
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-65.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-65.yaml
index 2ccf28a021b7a78c7b8d639ac255bb0e00efd7e6..1167871e7af563a4db850a67c80612b7b39c0c00 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-65.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-65.yaml
@@ -55,7 +55,7 @@ graphene-65:
       guid: '0x0002c903000b93d9'
       interface: InfiniBand
       ip: 172.18.64.65
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:d9
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-65:
       driver: mlx4_core
       guid: '0x0002c903000b93da'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:da
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:da
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-66.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-66.yaml
index 8597a2e10e1414dec6964b554f30e0411febf735..fb9d7880572ec323354c3f3d6701beb4099a4a78 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-66.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-66.yaml
@@ -55,7 +55,7 @@ graphene-66:
       guid: '0x0002c903000b9149'
       interface: InfiniBand
       ip: 172.18.64.66
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:49
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:49
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-66:
       driver: mlx4_core
       guid: '0x0002c903000b914a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:4a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:4a
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-67.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-67.yaml
index c1be9e3e54c2a439206508c5c2c78aae3065cc92..3fd84a23f05d757219b53fb04a89440c261602ef 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-67.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-67.yaml
@@ -55,7 +55,7 @@ graphene-67:
       guid: '0x0002c903000b93b9'
       interface: InfiniBand
       ip: 172.18.64.67
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b9
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-67:
       driver: mlx4_core
       guid: '0x0002c903000b93ba'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ba
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ba
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-68.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-68.yaml
index 97ea103504ec8f0fc9cb8f828ab9456ab339f50c..384003b3d7134a68aca92c1ba1fe5cc21089fc32 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-68.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-68.yaml
@@ -55,7 +55,7 @@ graphene-68:
       guid: '0x0002c903000b9291'
       interface: InfiniBand
       ip: 172.18.64.68
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:91
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:91
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-68:
       driver: mlx4_core
       guid: '0x0002c903000b9292'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:92
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:92
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-69.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-69.yaml
index 4656884fdeac50f820ffe270acc7ab7d3243a932..c110c73131bf8c0ce6705f69a8f9123fd0688276 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-69.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-69.yaml
@@ -55,7 +55,7 @@ graphene-69:
       guid: '0x0002c903000b93c1'
       interface: InfiniBand
       ip: 172.18.64.69
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c1
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-69:
       driver: mlx4_core
       guid: '0x0002c903000b93c2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:c2
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-7.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-7.yaml
index 26b82c85ab0f1ef442029c15a03ed180aa7e3a06..605f3b556136dee3eada0c7090ae602147ae70d0 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-7.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-7.yaml
@@ -55,7 +55,7 @@ graphene-7:
       guid: '0x0002c903000b9161'
       interface: InfiniBand
       ip: 172.18.64.7
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:61
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:61
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-7:
       driver: mlx4_core
       guid: '0x0002c903000b9162'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:62
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:62
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-70.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-70.yaml
index 1b547ce0141db87c5e92695b6ad0586d0d6e6531..7af5205751b748c6cdec63758395555134a6a1e2 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-70.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-70.yaml
@@ -55,7 +55,7 @@ graphene-70:
       guid: '0x0002c903000b9311'
       interface: InfiniBand
       ip: 172.18.64.70
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:11
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:11
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-70:
       driver: mlx4_core
       guid: '0x0002c903000b9312'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:12
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:12
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-71.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-71.yaml
index 1e32cb8a3aba587ec56c9d916e89a0702165e07f..23292f4b187e87bb4d858fd8ca4f01f5a8ffebb4 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-71.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-71.yaml
@@ -55,7 +55,7 @@ graphene-71:
       guid: '0x0002c903000b92ed'
       interface: InfiniBand
       ip: 172.18.64.71
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ed
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ed
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-71:
       driver: mlx4_core
       guid: '0x0002c903000b92ee'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ee
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ee
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-72.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-72.yaml
index 5d46546b76ab64dcb1e0f825e8801634047b91c1..086264f6f358aa34640e442c4ac8f48b38f0618f 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-72.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-72.yaml
@@ -55,7 +55,7 @@ graphene-72:
       guid: '0x0002c903000b9295'
       interface: InfiniBand
       ip: 172.18.64.72
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:95
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:95
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-72:
       driver: mlx4_core
       guid: '0x0002c903000b9296'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:96
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:96
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-73.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-73.yaml
index 56053d353b3be1672e7db75242ba18b8d4beccb7..9329617c5b6ccf0e3de451ed0b1bee10ec03bf35 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-73.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-73.yaml
@@ -55,7 +55,7 @@ graphene-73:
       guid: '0x0002c903000b92fd'
       interface: InfiniBand
       ip: 172.18.64.73
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:fd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:fd
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-73:
       driver: mlx4_core
       guid: '0x0002c903000b92fe'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:fe
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:fe
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-74.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-74.yaml
index 709792d139d70308085039a3c8930779dbe3289e..1afe90a3d6d097867c4216080b8ec81249bb3d35 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-74.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-74.yaml
@@ -55,7 +55,7 @@ graphene-74:
       guid: '0x0002c903000b92dd'
       interface: InfiniBand
       ip: 172.18.64.74
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:dd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:dd
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-74:
       driver: mlx4_core
       guid: '0x0002c903000b92de'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:de
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:de
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-75.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-75.yaml
index 16038cacbdddc4e7d56865578fad6ee58d262f97..b7a6231d9234aa9552875d3b3a6559f2d20ea0b3 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-75.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-75.yaml
@@ -55,7 +55,7 @@ graphene-75:
       guid: '0x0002c903000b92e5'
       interface: InfiniBand
       ip: 172.18.64.75
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e5
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-75:
       driver: mlx4_core
       guid: '0x0002c903000b92e6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e6
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-76.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-76.yaml
index 7dd5ed845b9223c332cb20215533d542d4164e60..d4927ce8715e9ebd26aaecbc60084f573011cf9d 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-76.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-76.yaml
@@ -55,7 +55,7 @@ graphene-76:
       guid: '0x0002c903000b92d5'
       interface: InfiniBand
       ip: 172.18.64.76
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d5
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-76:
       driver: mlx4_core
       guid: '0x0002c903000b92d6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d6
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-77.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-77.yaml
index 8a46fd95b97a3cba163d7f0562508028043b62d6..0b294734d959f4045922530016b3a9d8917288ea 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-77.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-77.yaml
@@ -55,7 +55,7 @@ graphene-77:
       guid: '0x0002c903000b92e1'
       interface: InfiniBand
       ip: 172.18.64.77
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e1
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-77:
       driver: mlx4_core
       guid: '0x0002c903000b92e2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:e2
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-78.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-78.yaml
index fdedd983af88ae15661a0d0f54bf2f5868682d91..b220e10076283dad94fd9cba8f8a2193e08e8b0d 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-78.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-78.yaml
@@ -55,7 +55,7 @@ graphene-78:
       guid: '0x0002c903000b9301'
       interface: InfiniBand
       ip: 172.18.64.78
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:01
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:01
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-78:
       driver: mlx4_core
       guid: '0x0002c903000b9302'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:02
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:02
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-79.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-79.yaml
index 1815ed5aa931417f345d0c86b4d82ab633e2e4e5..ad33d2e2f1949fe65e2c499e48cfc6963aaf59a4 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-79.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-79.yaml
@@ -55,7 +55,7 @@ graphene-79:
       guid: '0x0002c903000b92f5'
       interface: InfiniBand
       ip: 172.18.64.79
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f5
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-79:
       driver: mlx4_core
       guid: '0x0002c903000b92f6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:f6
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-8.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-8.yaml
index da64c00663501d82a0b820168af1f4399a6efdba..27a235debbbb14d75b7be6285aac1f0fb82b1cd4 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-8.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-8.yaml
@@ -55,7 +55,7 @@ graphene-8:
       guid: '0x0002c903000b9175'
       interface: InfiniBand
       ip: 172.18.64.8
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:75
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:75
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-8:
       driver: mlx4_core
       guid: '0x0002c903000b9176'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:76
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:76
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-80.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-80.yaml
index a2f55d8416f0523ceb136274ece1394dfa6c3a52..16ebf50dbcc9b25b54ff9f899206438b7d7d757d 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-80.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-80.yaml
@@ -55,7 +55,7 @@ graphene-80:
       guid: '0x0002c903000b92d1'
       interface: InfiniBand
       ip: 172.18.64.80
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d1
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-80:
       driver: mlx4_core
       guid: '0x0002c903000b92d2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:d2
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-81.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-81.yaml
index aaf716d7ddfe34da6047e006890ebb59cb703a1b..720b177ebd8928d3dd3a499710238919d0b330ae 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-81.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-81.yaml
@@ -55,7 +55,7 @@ graphene-81:
       guid: '0x0002c903000b93a9'
       interface: InfiniBand
       ip: 172.18.64.81
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a9
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-81:
       driver: mlx4_core
       guid: '0x0002c903000b93aa'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:aa
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:aa
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-82.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-82.yaml
index 9f16d5aefdb7bb646c8584b54465e7e9de329baf..82b53741ed19c6cb5f2a4d2cb90473d5f3bf05bf 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-82.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-82.yaml
@@ -55,7 +55,7 @@ graphene-82:
       guid: '0x0002c903000b9395'
       interface: InfiniBand
       ip: 172.18.64.82
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:95
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:95
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-82:
       driver: mlx4_core
       guid: '0x0002c903000b9396'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:96
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:96
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-83.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-83.yaml
index c6d8e02151717a573264f8fc7bd09c15949265fb..36d3736c93ad55a69ea9afc04d05cbf4c885b02d 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-83.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-83.yaml
@@ -44,7 +44,7 @@ graphene-83:
       interface: InfiniBand
       ip: 172.18.64.83
       ip6: fe80::202:c903:b:93a5
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a5
       management: false
       rate: 20000000000
       version: MT26418
@@ -52,7 +52,7 @@ graphene-83:
       driver: mlx4_core
       guid: '0x0002c903000b93a6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a6
       management: false
       rate: 10000000000
       version: MT26418
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-84.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-84.yaml
index 771b55a056937f7b7ab782e0e75bf27881b6e770..805576d107b7443d0f5076b662759fd20ecded3b 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-84.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-84.yaml
@@ -55,7 +55,7 @@ graphene-84:
       guid: '0x0002c903000b939d'
       interface: InfiniBand
       ip: 172.18.64.84
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:9d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:9d
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-84:
       driver: mlx4_core
       guid: '0x0002c903000b939e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:9e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:9e
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-85.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-85.yaml
index f097b0c4eafcf1ca31d354a96de7da51b71060e4..0eddcf40467a1334922e3285ab4cf3c80396d47e 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-85.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-85.yaml
@@ -55,7 +55,7 @@ graphene-85:
       guid: '0x0002c903000b9399'
       interface: InfiniBand
       ip: 172.18.64.85
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:99
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:99
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-85:
       driver: mlx4_core
       guid: '0x0002c903000b939a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:9a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:9a
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-86.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-86.yaml
index 21993d686d3850b99bdd1a3607c702a80f7e5f69..12f0b69408cce64665a087f08891fcebe3928193 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-86.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-86.yaml
@@ -47,7 +47,7 @@ graphene-86:
       interface: InfiniBand
       ip: 172.18.64.86
       ip6: fe80::202:c903:b:93a1
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a1
       management: false
       mounted: true
       rate: 20000000000
@@ -56,7 +56,7 @@ graphene-86:
       driver: mlx4_core
       guid: '0x0002c903000b93a2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a2
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-87.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-87.yaml
index 8b122f186a5bda8b41d752fa0e9a27b4e1c21531..5335e854951a183465bc7e27ba18d5ea87a3b474 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-87.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-87.yaml
@@ -55,7 +55,7 @@ graphene-87:
       guid: '0x0002c903000b93ad'
       interface: InfiniBand
       ip: 172.18.64.87
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ad
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ad
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-87:
       driver: mlx4_core
       guid: '0x0002c903000b93ae'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ae
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:ae
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-88.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-88.yaml
index fc3d12fe42c4596c51a02e0f8ae2914add218cf1..e8b9d1e76c6615e0ed2f9808b0d28f6310ca229a 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-88.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-88.yaml
@@ -55,7 +55,7 @@ graphene-88:
       guid: '0x0002c903000b93b1'
       interface: InfiniBand
       ip: 172.18.64.88
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b1
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-88:
       driver: mlx4_core
       guid: '0x0002c903000b93b2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:b2
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-89.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-89.yaml
index b8b7aadd925c410daf1fae5f4b785180d4a858bd..1356c7a0e7921a8476ca67717fb02a780e0e2ff6 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-89.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-89.yaml
@@ -55,7 +55,7 @@ graphene-89:
       guid: '0x0002c903000b5ced'
       interface: InfiniBand
       ip: 172.18.64.89
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ed
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ed
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-89:
       driver: mlx4_core
       guid: '0x0002c903000b5cee'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ee
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:ee
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-9.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-9.yaml
index 58a89d5f4f3fd72b2a25e7f04ba498fd6edfa163..ad71ef0bd3b9fe2bb6ab20b279e1455384a98cef 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-9.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-9.yaml
@@ -55,7 +55,7 @@ graphene-9:
       guid: '0x0002c903000b9169'
       interface: InfiniBand
       ip: 172.18.64.9
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:69
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:69
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-9:
       driver: mlx4_core
       guid: '0x0002c903000b916a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:6a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:6a
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-90.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-90.yaml
index b95e7d79680042bdc7e4c7a6e395d50b6589caab..cf3aef000e2b20cf7930595aa07c6ada6c9ed6f8 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-90.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-90.yaml
@@ -55,7 +55,7 @@ graphene-90:
       guid: '0x0002c903000b5d09'
       interface: InfiniBand
       ip: 172.18.64.90
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:09
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:09
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-90:
       driver: mlx4_core
       guid: '0x0002c903000b5d0a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:0a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:0a
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-91.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-91.yaml
index 84078bf0ff4cfb088e4917f7b1ea738e367d1de3..11f91f031544448a1868675fd6f2f941434da18a 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-91.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-91.yaml
@@ -55,7 +55,7 @@ graphene-91:
       guid: '0x0002c903000b5cd1'
       interface: InfiniBand
       ip: 172.18.64.91
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:d1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:d1
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-91:
       driver: mlx4_core
       guid: '0x0002c903000b5cd2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:d2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:d2
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-92.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-92.yaml
index 5e5893063c5cf8560e641dbfdaf022f8178bca6b..359d9c9e0e50dee58315adde3477ce82edb945e9 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-92.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-92.yaml
@@ -55,7 +55,7 @@ graphene-92:
       guid: '0x0002c903000b5ce5'
       interface: InfiniBand
       ip: 172.18.64.92
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:e5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:e5
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-92:
       driver: mlx4_core
       guid: '0x0002c903000b5ce6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:e6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:e6
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-93.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-93.yaml
index 9c9f51c986591b447478f220eb53c2ed933a5929..abca9733f8e1c0ff061e8dcf561d1dc15622e4d1 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-93.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-93.yaml
@@ -55,7 +55,7 @@ graphene-93:
       guid: '0x0002c903000b5ead'
       interface: InfiniBand
       ip: 172.18.64.93
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:ad
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:ad
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-93:
       driver: mlx4_core
       guid: '0x0002c903000b5eae'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:ae
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:ae
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-94.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-94.yaml
index a419e84fe88935ab304730d2778bab9a7479aaac..2ddff9dc4b80893267de8e16a8b94d7663014c47 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-94.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-94.yaml
@@ -45,7 +45,7 @@ graphene-94:
       interface: InfiniBand
       ip: 172.18.64.94
       ip6: fe80::202:c903:b:5c95
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:95
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:95
       management: false
       rate: 20000000000
       version: MT26418
@@ -53,7 +53,7 @@ graphene-94:
       driver: mlx4_core
       guid: '0x0002c903000b5c96'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:96
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5c:96
       management: false
       rate: 10000000000
       version: MT26418
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-95.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-95.yaml
index 51172eacf5132bc1ccfecf85932bfb9aa95e1fc1..00188bb21b15a5944a09f9a2d1fddb3250b4f449 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-95.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-95.yaml
@@ -55,7 +55,7 @@ graphene-95:
       guid: '0x0002c903000b5e95'
       interface: InfiniBand
       ip: 172.18.64.95
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:95
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:95
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-95:
       driver: mlx4_core
       guid: '0x0002c903000b5e96'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:96
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:96
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-96.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-96.yaml
index d559890880655be76073ead2e379c60a11c8fe86..986a7b7d2bf3685f77511d22e2b409e20f3fe573 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-96.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-96.yaml
@@ -45,7 +45,7 @@ graphene-96:
       interface: InfiniBand
       ip: 172.18.64.96
       ip6: fe80::202:c903:b:5e9d
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:9d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:9d
       management: false
       rate: 20000000000
       version: MT26418
@@ -53,7 +53,7 @@ graphene-96:
       driver: mlx4_core
       guid: '0x0002c903000b5e9e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:9e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:9e
       management: false
       rate: 10000000000
       version: MT26418
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-97.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-97.yaml
index 78f4f4050afbcef0743e5611e0b1e8c67624c39d..2c8b171b3950938b1a92beceb6a520699a81a22a 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-97.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-97.yaml
@@ -55,7 +55,7 @@ graphene-97:
       guid: '0x0002c903000b5ed5'
       interface: InfiniBand
       ip: 172.18.64.97
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:d5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:d5
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-97:
       driver: mlx4_core
       guid: '0x0002c903000b5ed6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:d6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:d6
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-98.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-98.yaml
index c860f4f227e0ea9a0280dd7902eeefaf6ac2e674..064e25ea021d6ff6ffde5bee0c8910f7e825e5e4 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-98.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-98.yaml
@@ -45,7 +45,7 @@ graphene-98:
       interface: InfiniBand
       ip: 172.18.64.98
       ip6: fe80::202:c903:b:5e99
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:99
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:99
       management: false
       rate: 20000000000
       version: MT26418
@@ -53,7 +53,7 @@ graphene-98:
       driver: mlx4_core
       guid: '0x0002c903000b5e9a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:9a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:9a
       management: false
       rate: 10000000000
       version: MT26418
diff --git a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-99.yaml b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-99.yaml
index df0d5465bd8ade960ef7194b55265fac4c6b4456..4ea99dbb5d1a11e81e77eb4536fd4856667d0818 100644
--- a/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-99.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphene/nodes/graphene-99.yaml
@@ -55,7 +55,7 @@ graphene-99:
       guid: '0x0002c903000b5eb1'
       interface: InfiniBand
       ip: 172.18.64.99
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:b1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:b1
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -64,7 +64,7 @@ graphene-99:
       driver: mlx4_core
       guid: '0x0002c903000b5eb2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:b2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5e:b2
       management: false
       model: MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-1.yaml b/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-1.yaml
index 16ebcfbf0bb95e5a3e7b552fab9fdedbc20ed192..9b99a6dcb3e3bff98e1bd0a7dfb1e9c544aa0723 100644
--- a/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-1.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-1.yaml
@@ -64,7 +64,7 @@ graphique-1:
       guid: '0xf45214030076f241'
       interface: InfiniBand
       ip: 172.18.67.1
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:41
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:41
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.yaml b/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.yaml
index 23ec092551f1fc5753b21fea8a96a63bccea62b4..23ecf1f1896de30c717df166f874078e8574b714 100644
--- a/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.yaml
@@ -64,7 +64,7 @@ graphique-2:
       guid: '0xf45214030076f061'
       interface: InfiniBand
       ip: 172.18.67.2
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f0:61
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f0:61
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-3.yaml b/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-3.yaml
index 341c26772f6c994ed8ab34d5b60d6efb29832867..010be27571a6dbe3eb2cf5293ded19f028ed032b 100644
--- a/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-3.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-3.yaml
@@ -64,7 +64,7 @@ graphique-3:
       guid: '0xe41d2d0300b348c1'
       interface: InfiniBand
       ip: 172.18.67.3
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b3:48:c1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b3:48:c1
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-4.yaml b/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-4.yaml
index ee5be3436d340b1e8517bf4fbbcbe13d60f40ba4..e96f801484d8dd61995856dea6fed2d85b10c5b2 100644
--- a/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-4.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-4.yaml
@@ -64,7 +64,7 @@ graphique-4:
       guid: '0xe41d2d0300b348a1'
       interface: InfiniBand
       ip: 172.18.67.4
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b3:48:a1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b3:48:a1
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-5.yaml b/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-5.yaml
index e5c99dc1bb76dba0e357f81d693d90d153dd9814..e9624a755174e57127f7ea86cb5243b8658d7603 100644
--- a/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-5.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-5.yaml
@@ -64,7 +64,7 @@ graphique-5:
       guid: '0xf45214030076f2b1'
       interface: InfiniBand
       ip: 172.18.67.5
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:b1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:b1
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-6.yaml b/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-6.yaml
index 2b00d81d5ab0c98c1654d020cc28c80511d71f82..d1b4455fa915cc2000e4bd230c8f20a54a99107c 100644
--- a/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-6.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphique/nodes/graphique-6.yaml
@@ -64,7 +64,7 @@ graphique-6:
       guid: '0xf45214030076f2a1'
       interface: InfiniBand
       ip: 172.18.67.6
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:a1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:a1
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphite/nodes/graphite-1.yaml b/input/grid5000/sites/nancy/clusters/graphite/nodes/graphite-1.yaml
index f7592c066d1337fad15817d154686d38f8c2907c..31b850da655b636d1e6c122da619f904d37e6967 100644
--- a/input/grid5000/sites/nancy/clusters/graphite/nodes/graphite-1.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphite/nodes/graphite-1.yaml
@@ -64,7 +64,7 @@ graphite-1:
       guid: '0xf45214030076f2d1'
       interface: InfiniBand
       ip: 172.18.68.1
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:d1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:d1
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphite/nodes/graphite-2.yaml b/input/grid5000/sites/nancy/clusters/graphite/nodes/graphite-2.yaml
index cb2f1e79913a2e678000a022dfbe9bb4098a32b1..286c1d9e7d9da5f340f1a05535d1046785f7d438 100644
--- a/input/grid5000/sites/nancy/clusters/graphite/nodes/graphite-2.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphite/nodes/graphite-2.yaml
@@ -64,7 +64,7 @@ graphite-2:
       guid: '0xf45214030076f211'
       interface: InfiniBand
       ip: 172.18.68.2
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:11
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:11
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphite/nodes/graphite-3.yaml b/input/grid5000/sites/nancy/clusters/graphite/nodes/graphite-3.yaml
index 2027959fb09e9c8e5a7412cf523992c719a7426c..aea3ae2f1a51dc0187f91c9fdf21b3ac5a70cc3b 100644
--- a/input/grid5000/sites/nancy/clusters/graphite/nodes/graphite-3.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphite/nodes/graphite-3.yaml
@@ -64,7 +64,7 @@ graphite-3:
       guid: '0xf45214030076f2e1'
       interface: InfiniBand
       ip: 172.18.68.3
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:e1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:e1
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/graphite/nodes/graphite-4.yaml b/input/grid5000/sites/nancy/clusters/graphite/nodes/graphite-4.yaml
index a2b3f5aa3d2983e8da2fad5aed0db7b0c071af19..c676df6efca6d4bcd7158a9ae5e923d73ad83362 100644
--- a/input/grid5000/sites/nancy/clusters/graphite/nodes/graphite-4.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphite/nodes/graphite-4.yaml
@@ -64,7 +64,7 @@ graphite-4:
       guid: '0xf45214030076f2c1'
       interface: InfiniBand
       ip: 172.18.68.4
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:c1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:f4:52:14:03:00:76:f2:c1
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-1.yaml b/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-1.yaml
index 85d6c99fd4c6769746f6ebd8173643854f371bf6..df3bc31073618aa38845d1751d6829f583592582 100644
--- a/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-1.yaml
+++ b/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-1.yaml
@@ -85,7 +85,7 @@ grimoire-1:
       guid: '0xe41d2d0300bf5031'
       interface: InfiniBand
       ip: 172.18.71.1
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:31
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:31
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-2.yaml b/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-2.yaml
index 3feaae85bb0fc48dc726d111486fb3b0f4c5079f..a65250303cad480fb94df089ff6a0c589f945685 100644
--- a/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-2.yaml
+++ b/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-2.yaml
@@ -85,7 +85,7 @@ grimoire-2:
       guid: '0xe41d2d0300b93151'
       interface: InfiniBand
       ip: 172.18.71.2
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:31:51
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:31:51
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-3.yaml b/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-3.yaml
index 62c383576d6739f8ee6065ae436196f016ed4977..cce583bb0b741ca6b5ebe321b7a3aa1b0c500e1b 100644
--- a/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-3.yaml
+++ b/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-3.yaml
@@ -85,7 +85,7 @@ grimoire-3:
       guid: '0xe41d2d0300b930d1'
       interface: InfiniBand
       ip: 172.18.71.3
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:30:d1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:b9:30:d1
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-4.yaml b/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-4.yaml
index 548c1b5c7c4a8817daff71ea3199351e390c5937..e9a7d555dfe64471472d6464037ed316026da09b 100644
--- a/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-4.yaml
+++ b/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-4.yaml
@@ -85,7 +85,7 @@ grimoire-4:
       guid: '0xe41d2d0300bf4f91'
       interface: InfiniBand
       ip: 172.18.71.4
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:91
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:91
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-5.yaml b/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-5.yaml
index c4877e80fe0b08845133c40b77aae724abd19b0f..8c547e9365d8bff0e0431ba0eadf99bea94a6013 100644
--- a/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-5.yaml
+++ b/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-5.yaml
@@ -85,7 +85,7 @@ grimoire-5:
       guid: '0xe41d2d0300bf5061'
       interface: InfiniBand
       ip: 172.18.71.5
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:61
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:61
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-6.yaml b/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-6.yaml
index 3112549a882a183d76eeead3cba1c82497ade909..cda6d48e75e457380060b1cde92c6572d38c22d0 100644
--- a/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-6.yaml
+++ b/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-6.yaml
@@ -85,7 +85,7 @@ grimoire-6:
       guid: '0xe41d2d0300bf50a1'
       interface: InfiniBand
       ip: 172.18.71.6
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:a1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:a1
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-7.yaml b/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-7.yaml
index 9f60d4692680fb699650a52dae3b482610dbdd7d..7e451019ea8772dc41d6a22528bb2c5ee31fd381 100644
--- a/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-7.yaml
+++ b/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-7.yaml
@@ -85,7 +85,7 @@ grimoire-7:
       guid: '0xe41d2d0300bf5251'
       interface: InfiniBand
       ip: 172.18.71.7
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:51
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:51
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-8.yaml b/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-8.yaml
index 4190f521e32a5fdc7d46b8ccd4d06751d6b8afb6..cf6f260231c4f048745edc2af97e31c32ab80936 100644
--- a/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-8.yaml
+++ b/input/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-8.yaml
@@ -85,7 +85,7 @@ grimoire-8:
       guid: '0xe41d2d0300bf5231'
       interface: InfiniBand
       ip: 172.18.71.8
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:31
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:52:31
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/grisou/nodes/grisou-44.yaml b/input/grid5000/sites/nancy/clusters/grisou/nodes/grisou-44.yaml
index 3d3359f41471b85d4eae436787e6532d9e18123f..87937830cafb18b64407d12478333829ec791ba6 100644
--- a/input/grid5000/sites/nancy/clusters/grisou/nodes/grisou-44.yaml
+++ b/input/grid5000/sites/nancy/clusters/grisou/nodes/grisou-44.yaml
@@ -84,7 +84,7 @@ grisou-44:
   operating_system:
     cstate_driver: intel_idle
     cstate_governor: menu
-    cstate_max_id:
+    cstate_max_id: 
     ht_enabled: true
     pstate_driver: intel_pstate
     pstate_governor: performance
diff --git a/input/grid5000/sites/nancy/clusters/grisou/nodes/grisou-50.yaml b/input/grid5000/sites/nancy/clusters/grisou/nodes/grisou-50.yaml
index d5e3ea63d0a05f40391a4a1e9cb96065c7844ef9..90423897847444acf40707e7fffafb2447ce4ba8 100644
--- a/input/grid5000/sites/nancy/clusters/grisou/nodes/grisou-50.yaml
+++ b/input/grid5000/sites/nancy/clusters/grisou/nodes/grisou-50.yaml
@@ -85,7 +85,7 @@ grisou-50:
       guid: '0xe41d2d0300bf5071'
       interface: InfiniBand
       ip: 172.18.72.50
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:71
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:50:71
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/nancy/clusters/grisou/nodes/grisou-51.yaml b/input/grid5000/sites/nancy/clusters/grisou/nodes/grisou-51.yaml
index 74994e34c91d57344ebe03dfae16863fe46be473..8a624805e3461a00494603e91085d50fc8b36f32 100644
--- a/input/grid5000/sites/nancy/clusters/grisou/nodes/grisou-51.yaml
+++ b/input/grid5000/sites/nancy/clusters/grisou/nodes/grisou-51.yaml
@@ -85,7 +85,7 @@ grisou-51:
       guid: '0xe41d2d0300bf4f81'
       interface: InfiniBand
       ip: 172.18.72.51
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:81
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:e4:1d:2d:03:00:bf:4f:81
       management: false
       model: MT27500 Family [ConnectX-3]
       rate: 56000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-1.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-1.yaml
index 9021949611e4eb2667c5c567f578f89cc8d5290a..bfa948a900b4444b8ae38772ec516ace95d5c184 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-1.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-1.yaml
@@ -46,7 +46,7 @@ parapide-1:
       guid: '0x0003ba0001009ead'
       interface: InfiniBand
       ip: 172.18.98.1
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ad
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ad
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-1:
       driver: mlx4_core
       guid: '0x0003ba0001009eae'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ae
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ae
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-10.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-10.yaml
index 579253195b5d7c767f4fa65b93b3a514a7bc223b..8251a0a70d12b8aed6ae7918f80c91e45c421ce0 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-10.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-10.yaml
@@ -46,7 +46,7 @@ parapide-10:
       guid: '0x0003ba0001006d45'
       interface: InfiniBand
       ip: 172.18.98.10
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:45
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:45
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-10:
       driver: mlx4_core
       guid: '0x0003ba0001006d46'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:46
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:46
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-11.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-11.yaml
index 3ffb1dd61827e4c59b8e4a3579562e60505c99c8..23fddf9f4b30d3520af604840ca194e3ebae1d37 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-11.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-11.yaml
@@ -46,7 +46,7 @@ parapide-11:
       guid: '0x0003ba0001009475'
       interface: InfiniBand
       ip: 172.18.98.11
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:75
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:75
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-11:
       driver: mlx4_core
       guid: '0x0003ba0001009476'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:76
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:76
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-12.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-12.yaml
index 191ea9496eb1b92aca628e6c18fd98f4a57f01fa..4c00e103030cdc2f0c6efcc922445e8879d46e57 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-12.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-12.yaml
@@ -46,7 +46,7 @@ parapide-12:
       guid: '0x0003ba0001009f55'
       interface: InfiniBand
       ip: 172.18.98.12
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:55
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:55
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-12:
       driver: mlx4_core
       guid: '0x0003ba0001009f56'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:56
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:56
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-13.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-13.yaml
index a827ad1b5afeff300635724c0464f3a6564645a5..79cb467fad5f8d1b7ffa7cb381c7e8bb705464b9 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-13.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-13.yaml
@@ -46,7 +46,7 @@ parapide-13:
       guid: '0x0003ba0001009461'
       interface: InfiniBand
       ip: 172.18.98.13
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:61
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:61
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-13:
       driver: mlx4_core
       guid: '0x0003ba0001009462'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:62
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:62
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-14.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-14.yaml
index 8616de3de442157236a4c7be7cd2ff8fb3f0dd7b..427b927ceab038343804aa0f94f6e8c460d8b822 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-14.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-14.yaml
@@ -44,7 +44,7 @@ parapide-14:
       interface: InfiniBand
       ip: 172.18.98.14
       ip6: fe80::203:ba00:100:9511
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:95:11
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:95:11
       management: false
       mounted: true
       rate: 20000000000
@@ -54,7 +54,7 @@ parapide-14:
       enabled: false
       guid: '0x0003ba0001009512'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:95:12
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:95:12
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-15.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-15.yaml
index 9ec0ffa60e7e288d346615702d2f0e5592ebdcd7..da5648e924f20a854b666444ad18428b7af9cced 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-15.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-15.yaml
@@ -46,7 +46,7 @@ parapide-15:
       guid: '0x0003ba00010094e9'
       interface: InfiniBand
       ip: 172.18.98.15
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:e9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:e9
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-15:
       driver: mlx4_core
       guid: '0x0003ba00010094ea'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:ea
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:ea
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-16.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-16.yaml
index 0f6170527f562206d3a7e31a63d7cf1220edb8fa..8657f8574687f7aa0d81cd623b308be530e106a7 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-16.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-16.yaml
@@ -46,7 +46,7 @@ parapide-16:
       guid: '0x0003ba000100aad9'
       interface: InfiniBand
       ip: 172.18.98.16
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:aa:d9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:aa:d9
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-16:
       driver: mlx4_core
       guid: '0x0003ba000100aada'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:aa:da
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:aa:da
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-17.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-17.yaml
index 1b4009f95e1083d6d38e31b9d5a6b3701f48d6c6..ac90bb5235579fbc88017b9d428099bd5d10a32c 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-17.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-17.yaml
@@ -42,7 +42,7 @@ parapide-17:
       interface: InfiniBand
       ip: 172.18.98.17
       ip6: fe80::203:ba00:100:9459
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:59
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:59
       management: false
       mounted: true
       rate: 20000000000
@@ -51,7 +51,7 @@ parapide-17:
       driver: mlx4_core
       guid: '0x0003ba000100945a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:5a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:5a
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-18.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-18.yaml
index 0b4ebd392298910a93aa95dbb3ddca2b72b8462e..b0b954e987de0289f4d995b69ef9b1c1b2257488 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-18.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-18.yaml
@@ -46,7 +46,7 @@ parapide-18:
       guid: '0x0003ba0001009ee9'
       interface: InfiniBand
       ip: 172.18.98.18
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:e9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:e9
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-18:
       driver: mlx4_core
       guid: '0x0003ba0001009eea'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ea
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:ea
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-19.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-19.yaml
index e9b725aa3a05f9a9193ea4da1e494b6add97d030..a80cb7bfa2fae70a522d3b94cfba785e62e175ac 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-19.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-19.yaml
@@ -46,7 +46,7 @@ parapide-19:
       guid: '0x0003ba0001006739'
       interface: InfiniBand
       ip: 172.18.98.19
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:67:39
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:67:39
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-19:
       driver: mlx4_core
       guid: '0x0003ba000100673a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:67:3a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:67:3a
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-2.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-2.yaml
index 773f939bf8f355dc583f27c6a2923c771ddbfdfe..9a937c16b05adbc43cb46ad453c1d591f497ddcc 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-2.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-2.yaml
@@ -46,7 +46,7 @@ parapide-2:
       guid: '0x0003ba0001009471'
       interface: InfiniBand
       ip: 172.18.98.2
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:71
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:71
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-2:
       driver: mlx4_core
       guid: '0x0003ba0001009472'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:72
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:72
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-20.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-20.yaml
index c7b4b7c10c1355dce5e000b6534e6d495fe59a0a..e35794dedd136bc32fd1ae3303cb2a6f91a2316c 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-20.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-20.yaml
@@ -46,7 +46,7 @@ parapide-20:
       guid: '0x0003ba0001009fe5'
       interface: InfiniBand
       ip: 172.18.98.20
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e5
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-20:
       driver: mlx4_core
       guid: '0x0003ba0001009fe6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e6
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-21.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-21.yaml
index d83bc2b4dcd973c5f399fc39da4fd2e30e9b11cd..063272e2c8f5868bf8cce4c1127ef67a55eb6dc3 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-21.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-21.yaml
@@ -46,7 +46,7 @@ parapide-21:
       guid: '0x0003ba000100abc5'
       interface: InfiniBand
       ip: 172.18.98.21
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:c5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:c5
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-21:
       driver: mlx4_core
       guid: '0x0003ba000100abc6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:c6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:c6
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-22.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-22.yaml
index 329e41fcd48786237c549cb3f01079ff96930381..f364d9bba0f081832175837c2c2c765be123b25b 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-22.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-22.yaml
@@ -44,7 +44,7 @@ parapide-22:
       interface: InfiniBand
       ip: 172.18.98.22
       ip6: fe80::203:ba00:100:6739
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e1
       management: false
       mounted: true
       rate: 20000000000
@@ -54,7 +54,7 @@ parapide-22:
       enabled: false
       guid: '0x0003ba0001009fe2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:e2
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-23.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-23.yaml
index 339e98d288fe4bb3272243e445f2b5ce3fd2a416..39bbf9ffcbe75fd953b1e57f685ad1daca21bfda 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-23.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-23.yaml
@@ -39,7 +39,7 @@ parapide-23:
       interface: InfiniBand
       ip: 172.18.98.23
       ip6: fe80::203:ba00:100:ab99
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:99
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:99
       management: false
       rate: 20000000000
       version: MT25418
@@ -47,7 +47,7 @@ parapide-23:
       driver: mlx4_core
       guid: '0x0003ba000100ab9a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:9a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:ab:9a
       management: false
       rate: 10000000000
       version: MT25418
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-24.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-24.yaml
index 8a9b90a2105e2adddec1a28ad1704ab497fe0d1b..15211f99e2f4638611030f0222859160b98823bb 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-24.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-24.yaml
@@ -46,7 +46,7 @@ parapide-24:
       guid: '0x0003ba00010094fd'
       interface: InfiniBand
       ip: 172.18.98.24
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:fd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:fd
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-24:
       driver: mlx4_core
       guid: '0x0003ba00010094fe'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:fe
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:fe
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-25.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-25.yaml
index 6034fe8bdd9fe5c0a87aa2388d6fd9b9edafcd75..7fd5caffa32883c4e295ee6eb8a313c54895ba1c 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-25.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-25.yaml
@@ -46,7 +46,7 @@ parapide-25:
       guid: '0x0003ba0001009f49'
       interface: InfiniBand
       ip: 172.18.98.25
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:49
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:49
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-25:
       driver: mlx4_core
       guid: '0x0003ba0001009f4a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:4a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:4a
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-3.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-3.yaml
index 48e7ac20bdd06ae9689bd5fde96ab0c7198431e4..53c426fd488659641d6611fe141c31481152fd73 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-3.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-3.yaml
@@ -46,7 +46,7 @@ parapide-3:
       guid: '0x0003ba0001009edd'
       interface: InfiniBand
       ip: 172.18.98.3
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:dd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:dd
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-3:
       driver: mlx4_core
       guid: '0x0003ba0001009ede'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:de
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:de
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-4.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-4.yaml
index c19bbada55b3a5351ba2eef8cb1499a43f0b3d7b..7d28f2097ebae4dbcf05e8bf8f77af7cb6b13855 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-4.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-4.yaml
@@ -46,7 +46,7 @@ parapide-4:
       guid: '0x0003ba00010069b5'
       interface: InfiniBand
       ip: 172.18.98.4
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:69:b5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:69:b5
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-4:
       driver: mlx4_core
       guid: '0x0003ba00010069b6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:69:b6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:69:b6
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-5.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-5.yaml
index 582446d9654b0b69d6051151773c1501ea313f57..f63011cf63e734884ebe79e4057ef75ed7d57101 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-5.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-5.yaml
@@ -46,7 +46,7 @@ parapide-5:
       guid: '0x0003ba0001006da1'
       interface: InfiniBand
       ip: 172.18.98.5
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:a1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:a1
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-5:
       driver: mlx4_core
       guid: '0x0003ba0001006da2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:a2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:6d:a2
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-6.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-6.yaml
index 266ab47f954ba6bd4cbc5de8f39fa326623629cb..aff57e2336fdd62010c7d1c87854862916b0aacc 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-6.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-6.yaml
@@ -46,7 +46,7 @@ parapide-6:
       guid: '0x0003ba0001009fbd'
       interface: InfiniBand
       ip: 172.18.98.6
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:bd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:bd
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-6:
       driver: mlx4_core
       guid: '0x0003ba0001009fbe'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:be
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9f:be
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-7.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-7.yaml
index ad91d21fce121844681927fb7c7c5a7f372b3491..6f4af515913dd8dd9bb5d58f879b3ba4d8decba3 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-7.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-7.yaml
@@ -46,7 +46,7 @@ parapide-7:
       guid: '0x0003ba00010080f1'
       interface: InfiniBand
       ip: 172.18.98.7
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:80:f1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:80:f1
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-7:
       driver: mlx4_core
       guid: '0x0003ba00010080f2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:80:f2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:80:f2
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-8.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-8.yaml
index 671f7e19b211c1bceb4cfcc39a3c449f5b6cd666..50188cd10514c35c172f47c112f79e10f7494c92 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-8.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-8.yaml
@@ -46,7 +46,7 @@ parapide-8:
       guid: '0x0003ba0001009455'
       interface: InfiniBand
       ip: 172.18.98.8
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:55
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:55
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-8:
       driver: mlx4_core
       guid: '0x0003ba0001009456'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:56
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:94:56
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-9.yaml b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-9.yaml
index 58f77f3fae41a0bb695da77e9f32ef13c8733d0d..4b1684c9ff3e0f1e518491865c3e2d8888bc2242 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-9.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/nodes/parapide-9.yaml
@@ -46,7 +46,7 @@ parapide-9:
       guid: '0x0003ba0001009eb1'
       interface: InfiniBand
       ip: 172.18.98.9
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:b1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:b1
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -55,7 +55,7 @@ parapide-9:
       driver: mlx4_core
       guid: '0x0003ba0001009eb2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:b2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:03:ba:00:01:00:9e:b2
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-1.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-1.yaml
index 95fbc79d64c7807b0c930c2fcbac0abac13fe170..6098ce797f11e21f5d2bd306153ff3a240abfe15 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-1.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-1.yaml
@@ -65,7 +65,7 @@ parapluie-1:
       guid: '0x0002c9030006ba0f'
       interface: InfiniBand
       ip: 172.18.99.1
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:0f
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:0f
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-1:
       driver: mlx4_core
       guid: '0x0002c9030006ba10'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:10
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:10
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-10.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-10.yaml
index 5e6602390e5ad17c8ed3e64d2ecc1e629e85d83e..95974f2a26926d664d8eb93d7a4bbf223214eace 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-10.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-10.yaml
@@ -59,7 +59,7 @@ parapluie-10:
       interface: InfiniBand
       ip: 172.18.99.10
       ip6: fe80::202:c903:6:ba1b
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:1b
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:1b
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-10:
       enabled: false
       guid: '0x0002c9030006ba1c'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:1c
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:ba:1c
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-11.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-11.yaml
index 19be2999fafac32d16ab5c985ebe16245ce42366..217543acff89aded1c91820e1e939d46749496df 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-11.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-11.yaml
@@ -65,7 +65,7 @@ parapluie-11:
       guid: '0x00237dffff9493b9'
       interface: InfiniBand
       ip: 172.18.99.11
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:b9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:b9
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-11:
       driver: mlx4_core
       guid: '0x00237dffff9493ba'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:ba
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:ba
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-12.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-12.yaml
index 10bbcf52df783d3194abdab915470db34c14473c..37b942704b68d6adc6a15ba7cd54263fd8dbc09a 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-12.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-12.yaml
@@ -65,7 +65,7 @@ parapluie-12:
       guid: '0x00237dffff94a261'
       interface: InfiniBand
       ip: 172.18.99.12
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:61
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:61
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-12:
       driver: mlx4_core
       guid: '0x00237dffff94a262'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:62
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:62
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-13.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-13.yaml
index 77ac884b377edf64ff82f266d4b9f54329d6e56a..c07a97075c34753d3307d26f08d9223cb5d3be25 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-13.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-13.yaml
@@ -65,7 +65,7 @@ parapluie-13:
       guid: '0x00237dffff94f269'
       interface: InfiniBand
       ip: 172.18.99.13
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:69
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:69
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-13:
       driver: mlx4_core
       guid: '0x00237dffff94f26a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:6a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:6a
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-14.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-14.yaml
index 43334d48e296f1660811a7ce09f370ad95457d1b..96f05e2b96b315ec5afe5ba4dacc4c4507ad53d8 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-14.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-14.yaml
@@ -59,7 +59,7 @@ parapluie-14:
       interface: InfiniBand
       ip: 172.18.99.14
       ip6: fe80::223:7dff:ff94:7365
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:65
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:65
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-14:
       enabled: false
       guid: '0x00237dffff947366'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:66
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:66
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-15.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-15.yaml
index 71692c5f87315d5c1f474d2df8266aa1a394a253..68faa246a143347668fa52064aaead5e2eaa7313 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-15.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-15.yaml
@@ -65,7 +65,7 @@ parapluie-15:
       guid: '0x00237dffff947275'
       interface: InfiniBand
       ip: 172.18.99.15
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:72:75
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:72:75
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-15:
       driver: mlx4_core
       guid: '0x00237dffff947276'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:72:76
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:72:76
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-16.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-16.yaml
index 3ee0cef6cc949b42924a27ed28071b9e41a1e8fe..0e07562909363b40a0f549f4c5294aab9166b6b7 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-16.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-16.yaml
@@ -65,7 +65,7 @@ parapluie-16:
       guid: '0x00237dffff94d351'
       interface: InfiniBand
       ip: 172.18.99.16
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:51
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:51
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-16:
       driver: mlx4_core
       guid: '0x00237dffff94d352'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:52
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:52
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-17.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-17.yaml
index 8d2ae4cf8bf846b5d4bae5a3b6098101d4750e15..f99434400105e543b5addf7a670c4a3981a389c7 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-17.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-17.yaml
@@ -59,7 +59,7 @@ parapluie-17:
       interface: InfiniBand
       ip: 172.18.99.17
       ip6: fe80::223:7dff:ff94:7331
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:31
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:31
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-17:
       enabled: false
       guid: '0x00237dffff947332'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:32
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:32
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-18.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-18.yaml
index f0ddc92689a68beed4013b543f8a74cac8a2d178..b3cf206578babdd7baa8a8d74dbb4c3b35b26798 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-18.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-18.yaml
@@ -59,7 +59,7 @@ parapluie-18:
       interface: InfiniBand
       ip: 172.18.99.18
       ip6: fe80::223:7dff:ff94:93d9
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:d9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:d9
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-18:
       enabled: false
       guid: '0x00237dffff9493da'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:da
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:da
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-19.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-19.yaml
index a276a9b8747fe1a1c4b50ea74d965fe5cca0877e..c0c9eb94c41ad6cf0a469c4d9b83e9f5f0eea529 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-19.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-19.yaml
@@ -65,7 +65,7 @@ parapluie-19:
       guid: '0x00237dffff94d31d'
       interface: InfiniBand
       ip: 172.18.99.19
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1d
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-19:
       driver: mlx4_core
       guid: '0x00237dffff94d31e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1e
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-2.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-2.yaml
index 4b021b9142513847a0001c1433a773fd76f173ba..34e8f4d41800fd4c989214a0fa89cda6171473f0 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-2.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-2.yaml
@@ -65,7 +65,7 @@ parapluie-2:
       guid: '0x00237dffff9493c9'
       interface: InfiniBand
       ip: 172.18.99.2
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:c9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:c9
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-2:
       driver: mlx4_core
       guid: '0x00237dffff9493ca'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:ca
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:ca
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-20.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-20.yaml
index c727c2a98f41b539d68591b306d98dad1a773b44..4dc97755b99b96cb38cc0ec9ad2a1449321308ea 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-20.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-20.yaml
@@ -65,7 +65,7 @@ parapluie-20:
       guid: '0x00237dffff94d319'
       interface: InfiniBand
       ip: 172.18.99.20
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:19
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:19
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-20:
       driver: mlx4_core
       guid: '0x00237dffff94d31a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:1a
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-21.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-21.yaml
index dc6600a7119707fda90c6cb7ece56aa333ee8e04..7d05597e6507335ccded71f94bf24339c2104427 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-21.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-21.yaml
@@ -65,7 +65,7 @@ parapluie-21:
       guid: '0x00237dffff94d335'
       interface: InfiniBand
       ip: 172.18.99.21
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:35
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:35
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-21:
       driver: mlx4_core
       guid: '0x00237dffff94d336'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:36
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:36
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-22.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-22.yaml
index 63a7978d7d0d390e839648603bce6e8b4c5033b0..75883101d985387f5589f51141089b28396dcc55 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-22.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-22.yaml
@@ -65,7 +65,7 @@ parapluie-22:
       guid: '0x00237dffff94a2fd'
       interface: InfiniBand
       ip: 172.18.99.22
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:fd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:fd
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-22:
       driver: mlx4_core
       guid: '0x00237dffff94a2fe'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:fe
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:fe
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-23.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-23.yaml
index ae0323aa5cffd903a52589d0f1bcb2d1cad3b0d4..7b955c1c5e11bec47a932a321d199fdff56eb680 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-23.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-23.yaml
@@ -59,7 +59,7 @@ parapluie-23:
       interface: InfiniBand
       ip: 172.18.99.23
       ip6: fe80::223:7dff:ff94:d355
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:55
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:55
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-23:
       enabled: false
       guid: '0x00237dffff94d356'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:56
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:56
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-24.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-24.yaml
index 662bf88388fd0acc85f00fe70fd8b07efdb23693..5a3557c73c1ab123a56ca0c213542f576ced8929 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-24.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-24.yaml
@@ -59,7 +59,7 @@ parapluie-24:
       interface: InfiniBand
       ip: 172.18.99.24
       ip6: fe80::223:7dff:ff94:d319
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:45
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:45
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-24:
       enabled: false
       guid: '0x00237dffff94b246'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:46
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:46
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-25.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-25.yaml
index 22f52b4bf5dc17bd0263bd8e3cd6771db6e34351..0f89462bcba93962f2c97e4b6c2efb3cb896f43a 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-25.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-25.yaml
@@ -65,7 +65,7 @@ parapluie-25:
       guid: '0x0002c9030006243f'
       interface: InfiniBand
       ip: 172.18.99.25
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:24:3f
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:24:3f
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-25:
       driver: mlx4_core
       guid: '0x0002c90300062440'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:24:40
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:24:40
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-26.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-26.yaml
index 6e741b9e2a3de53212cf7e2defdc22171de73164..27606a513d88462494781271fe944de2188b50bc 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-26.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-26.yaml
@@ -59,7 +59,7 @@ parapluie-26:
       interface: InfiniBand
       ip: 172.18.99.26
       ip6: fe80::223:7dff:ff94:b21d
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:1d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:1d
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-26:
       enabled: false
       guid: '0x00237dffff94b21e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:1e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:1e
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-27.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-27.yaml
index e68a953539d9af9697a64e0c35b284a77d1279dd..dfe06d712a625ee9eacee1f27313f2649e9d6b7e 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-27.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-27.yaml
@@ -59,7 +59,7 @@ parapluie-27:
       interface: InfiniBand
       ip: 172.18.99.27
       ip6: fe80::223:7dff:ff94:b215
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:15
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:15
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-27:
       enabled: false
       guid: '0x00237dffff94b216'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:16
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:16
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-28.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-28.yaml
index 87d30cc22aefdb409daed51f0a4ca4b5070e78ab..9202b8096fcdc547c5526c1c6342216ed19ea778 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-28.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-28.yaml
@@ -65,7 +65,7 @@ parapluie-28:
       guid: '0x00237dffff94f2e5'
       interface: InfiniBand
       ip: 172.18.99.28
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e5
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-28:
       driver: mlx4_core
       guid: '0x00237dffff94f2e6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e6
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-29.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-29.yaml
index c0a49b76e2066b6bc9acb235b5c647ac28f34e4b..a824243d4427021315ef5a82befc988919baef28 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-29.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-29.yaml
@@ -59,7 +59,7 @@ parapluie-29:
       interface: InfiniBand
       ip: 172.18.99.29
       ip6: fe80::223:7dff:ff94:d319
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e1
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-29:
       enabled: false
       guid: '0x00237dffff94f2e2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:f2:e2
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-3.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-3.yaml
index 90d0517ec727c93a3dfd6e6f3207b7a9f73489b8..d3c549a72955034ec153a22bf65a4bb5ceef6459 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-3.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-3.yaml
@@ -59,7 +59,7 @@ parapluie-3:
       interface: InfiniBand
       ip: 172.18.99.3
       ip6: fe80::223:7dff:ff94:93a9
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:a9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:a9
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-3:
       enabled: false
       guid: '0x00237dffff9493aa'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:aa
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:93:aa
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-30.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-30.yaml
index 7d70393152a790d2ee80e7127c9112953fdd3d9e..fd042bdf53337b3bc6c3f6ae00fb1ae3ca1517c7 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-30.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-30.yaml
@@ -59,7 +59,7 @@ parapluie-30:
       interface: InfiniBand
       ip: 172.18.99.30
       ip6: fe80::202:c903:6:23fb
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:23:fb
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:23:fb
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-30:
       enabled: false
       guid: '0x0002c903000623fc'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:23:fc
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:23:fc
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-31.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-31.yaml
index 226dd3dd56677d297d3b462878deee16486302a4..70c539df9a5da2a0fc4ec9e79dec3b775b67d5ab 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-31.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-31.yaml
@@ -65,7 +65,7 @@ parapluie-31:
       guid: '0x00237dffff948235'
       interface: InfiniBand
       ip: 172.18.99.31
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:35
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:35
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-31:
       driver: mlx4_core
       guid: '0x00237dffff948236'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:36
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:36
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-32.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-32.yaml
index c0608400489e4ca3b9ae1d406cd6bfbfe4992cc4..9d0a235db25cfbcb9736428561a4ed6c69edc9b3 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-32.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-32.yaml
@@ -65,7 +65,7 @@ parapluie-32:
       guid: '0x00237dffff947359'
       interface: InfiniBand
       ip: 172.18.99.32
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:59
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:59
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-32:
       driver: mlx4_core
       guid: '0x00237dffff94735a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:5a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:73:5a
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-33.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-33.yaml
index 726a75846d67583ea319707405077c340212652b..626a3093952cdd0340cd3cac326e5eca3fcc1c0d 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-33.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-33.yaml
@@ -59,7 +59,7 @@ parapluie-33:
       interface: InfiniBand
       ip: 172.18.99.33
       ip6: fe80::223:7dff:ff94:c3d5
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:c3:d5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:c3:d5
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-33:
       enabled: false
       guid: '0x00237dffff94c3d6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:c3:d6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:c3:d6
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-34.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-34.yaml
index ee4b9d41cb01278eae81e0d83564767eb9b2d896..3b0a27c90cff0c062252f794f057cc04c85439b1 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-34.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-34.yaml
@@ -59,7 +59,7 @@ parapluie-34:
       interface: InfiniBand
       ip: 172.18.99.34
       ip6: fe80::223:7dff:ff94:a29d
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:9d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:9d
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-34:
       enabled: false
       guid: '0x00237dffff94a29e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:9e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:9e
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-35.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-35.yaml
index e97f50bad000a7bc0ba564675285b00d9a2acdf0..6b4d83aa39b3468f9f49aeecf2b6630a9e55657d 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-35.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-35.yaml
@@ -65,7 +65,7 @@ parapluie-35:
       guid: '0x0002c90300075019'
       interface: InfiniBand
       ip: 172.18.99.35
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:07:50:19
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:07:50:19
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-35:
       driver: mlx4_core
       guid: '0x0002c9030007501a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:07:50:1a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:07:50:1a
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-36.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-36.yaml
index d093a1a8bcd26c8e0eecced398cd8f5ef3d02660..ad8ccf320e6b3a943ff830f66830fdeae58c9212 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-36.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-36.yaml
@@ -59,7 +59,7 @@ parapluie-36:
       interface: InfiniBand
       ip: 172.18.99.36
       ip6: fe80::223:7dff:ff94:a259
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:59
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:59
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-36:
       enabled: false
       guid: '0x00237dffff94a25a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:5a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:a2:5a
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-37.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-37.yaml
index feaf32a613b77c9f7387acac0b948a2e967d61c2..04e7837df8839e676d0c7db332056bfd0b3b3875 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-37.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-37.yaml
@@ -59,7 +59,7 @@ parapluie-37:
       interface: InfiniBand
       ip: 172.18.99.37
       ip6: fe80::223:7dff:ff94:d341
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:41
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:41
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-37:
       enabled: false
       guid: '0x00237dffff94d342'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:42
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:42
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-38.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-38.yaml
index 4532da1a6143f5be7f4b6839a8cc4d23cd00a2d9..59831e08bf5a8c33891ec2e5ee77d78ee2690e23 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-38.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-38.yaml
@@ -65,7 +65,7 @@ parapluie-38:
       guid: '0x00237dffff948221'
       interface: InfiniBand
       ip: 172.18.99.38
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:21
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:21
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-38:
       driver: mlx4_core
       guid: '0x00237dffff948222'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:22
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:82:22
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-39.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-39.yaml
index a8b49322568db4133f5853dcab14b07b8298c2f2..b531aa0f5f750aff8a499fed243a0e6df2a0bfd2 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-39.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-39.yaml
@@ -59,7 +59,7 @@ parapluie-39:
       interface: InfiniBand
       ip: 172.18.99.39
       ip6: fe80::223:7dff:ff94:d329
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:29
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:29
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-39:
       enabled: false
       guid: '0x00237dffff94d32a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:2a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:2a
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-4.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-4.yaml
index c852d3b6c3c1df217240b224c927819358c80426..1f562805c760c5a4a72d404a305433549b575e7e 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-4.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-4.yaml
@@ -59,7 +59,7 @@ parapluie-4:
       interface: InfiniBand
       ip: 172.18.99.4
       ip6: fe80::223:7dff:ff94:b249
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:49
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:49
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-4:
       enabled: false
       guid: '0x00237dffff94b24a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:4a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:4a
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-40.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-40.yaml
index 21feb3596f6b9c9736a91451383f9957e9bc9e62..f8851882de42d455d039e8e20408ae42ff07a796 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-40.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-40.yaml
@@ -59,7 +59,7 @@ parapluie-40:
       interface: InfiniBand
       ip: 172.18.99.40
       ip6: fe80::223:7dff:ff94:d319
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:37:1f
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:37:1f
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-40:
       enabled: false
       guid: '0x0002c90300063720'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:06:37:20
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:06:37:20
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-5.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-5.yaml
index 972a888cf260b1e7297af0b9e7376aac2e8a01c0..427b752dd212a7b682a51432f83031a950b36b2d 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-5.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-5.yaml
@@ -59,7 +59,7 @@ parapluie-5:
       interface: InfiniBand
       ip: 172.18.99.5
       ip6: fe80::223:7dff:ff94:d349
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:49
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:49
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-5:
       enabled: false
       guid: '0x00237dffff94d34a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:4a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:4a
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-6.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-6.yaml
index bb439e1d650d24c1c9f63f599a2b0a2842282af5..5cb16481d89fe330e95df162da2243e4add30ba5 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-6.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-6.yaml
@@ -59,7 +59,7 @@ parapluie-6:
       interface: InfiniBand
       ip: 172.18.99.6
       ip6: fe80::223:7dff:ff94:b239
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:39
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:39
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-6:
       enabled: false
       guid: '0x00237dffff94b23a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:3a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:3a
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-7.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-7.yaml
index 51d1001abdcea4e653d640efd49aab0c741eb636..ea4461e08502eef16151747b515533a914dc15e6 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-7.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-7.yaml
@@ -59,7 +59,7 @@ parapluie-7:
       interface: InfiniBand
       ip: 172.18.99.7
       ip6: fe80::223:7dff:ff94:d34d
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:4d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:4d
       management: false
       mounted: true
       rate: 20000000000
@@ -69,7 +69,7 @@ parapluie-7:
       enabled: false
       guid: '0x00237dffff94d34e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:4e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:4e
       management: false
       mounted: false
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-8.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-8.yaml
index b0f423326069511d569ce28f27660371cc8ef337..c126fcf19307d6a3d29a16ff83efd232368cebb4 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-8.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-8.yaml
@@ -65,7 +65,7 @@ parapluie-8:
       guid: '0x00237dffff94b24d'
       interface: InfiniBand
       ip: 172.18.99.8
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:4d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:4d
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-8:
       driver: mlx4_core
       guid: '0x00237dffff94b24e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:4e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:b2:4e
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-9.yaml b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-9.yaml
index 6558755f2743fcc7ff014026788667d555b9c44c..80b376018d9b56aaa4c5dbbb2614c36f3e8798c6 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-9.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-9.yaml
@@ -65,7 +65,7 @@ parapluie-9:
       guid: '0x00237dffff94d321'
       interface: InfiniBand
       ip: 172.18.99.9
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:21
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:21
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 20000000000
@@ -74,7 +74,7 @@ parapluie-9:
       driver: mlx4_core
       guid: '0x00237dffff94d322'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:22
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:23:7d:ff:ff:94:d3:22
       management: false
       model: MT25418 [ConnectX VPI PCIe 2.0 2.5GT/s - IB DDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.yaml
index 77a303197a0dcce15207d4ede4c4007aa36a1dac..aba92ea616a232ee3e114d6d92e8d91f139af57a 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.yaml
@@ -45,7 +45,7 @@ uvb-1:
       driver: mlx4_core
       guid: '0x0024e89097ffc611'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:11
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:11
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-1:
       guid: '0x0024e89097ffc611'
       interface: InfiniBand
       ip: 172.18.132.1
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:11
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:11
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc612'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.yaml
index 35fd06c0ce955b99b5ee8e090f9cd9a0acbf309c..7126af5e0d7fd36fe790a14cd2e50d1b1341bb26 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.yaml
@@ -45,7 +45,7 @@ uvb-10:
       driver: mlx4_core
       guid: '0x0024e89097ff5849'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:49
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:49
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-10:
       guid: '0x0024e89097ff5849'
       interface: InfiniBand
       ip: 172.18.132.10
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:49
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:49
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ff584a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:4a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:4a
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.yaml
index c08c93e0afde2072b3c7e439933f8e69d369c9f4..74682a0cd937d35f583b1d49459bac0441fd4459 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.yaml
@@ -45,7 +45,7 @@ uvb-11:
       driver: mlx4_core
       guid: '0x0024e89097ffaf24'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:24
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:24
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-11:
       guid: '0x0024e89097ffaf24'
       interface: InfiniBand
       ip: 172.18.132.11
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:24
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:24
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffaf25'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:25
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:25
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.yaml
index 51588f08d86f821d73001b0f9bccca0668dba10c..2d3b4883c18a837f02b0b1959557b885f7981b19 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.yaml
@@ -45,7 +45,7 @@ uvb-12:
       driver: mlx4_core
       guid: '0x0024e89097ffadfc'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fc
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fc
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-12:
       guid: '0x0024e89097ffadfc'
       interface: InfiniBand
       ip: 172.18.132.12
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fc
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fc
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffadfd'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fd
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-13.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-13.yaml
index 9e01a42e84ee5c08028bfbf0c7c60adc0f2248ed..656ab4c353f6e05256fe5a423fe3ef51014c0f13 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-13.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-13.yaml
@@ -45,7 +45,7 @@ uvb-13:
       driver: mlx4_core
       guid: '0x14feb59097fed0cd'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:cd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:cd
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-13:
       guid: '0x14feb59097fed0cd'
       interface: InfiniBand
       ip: 172.18.132.13
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:cd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:cd
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x14feb59097fed0ce'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:ce
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:ce
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.yaml
index 69a8ed7f1d488954201eb186b77194c88ab73f4b..af0a60daeab5a8337ea32176a111a3dea81ed190 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.yaml
@@ -45,7 +45,7 @@ uvb-14:
       driver: mlx4_core
       guid: '0x0024e89097ff8a9d'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9d
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-14:
       guid: '0x0024e89097ff8a9d'
       interface: InfiniBand
       ip: 172.18.132.14
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9d
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ff8a9e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9e
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.yaml
index 26c972ce7df381ed8187eded02b2d740de49f433..c2bde7c3ec831f0c3a1a914123eec89ddeb72dc7 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.yaml
@@ -45,7 +45,7 @@ uvb-15:
       driver: mlx4_core
       guid: '0x0024e89097ff8acd'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:cd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:cd
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-15:
       guid: '0x0024e89097ff8acd'
       interface: InfiniBand
       ip: 172.18.132.15
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:cd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:cd
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ff8ace'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:ce
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:ce
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.yaml
index 4e786ae9815e7d83f3d2a3a93d0449f84a4897aa..d196a364f7359e4f4c68095e3048524af77ca581 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.yaml
@@ -45,7 +45,7 @@ uvb-16:
       driver: mlx4_core
       guid: '0x0024e89097ff57c9'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:c9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:c9
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-16:
       guid: '0x0024e89097ff57c9'
       interface: InfiniBand
       ip: 172.18.132.16
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:c9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:c9
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ff57ca'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:ca
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:ca
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.yaml
index 56ea8ee881475d31d5a043601cfea8c31408ed3b..4ce2b8a4126aa9c22934c8291523fc621a12fa3d 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.yaml
@@ -45,7 +45,7 @@ uvb-17:
       driver: mlx4_core
       guid: '0x0024e89097ffc521'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:21
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:21
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-17:
       guid: '0x0024e89097ffc521'
       interface: InfiniBand
       ip: 172.18.132.17
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:21
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:21
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc522'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:22
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:22
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.yaml
index 439e288e04f98a0d03f723da98c046008ca8d84a..35dea7660465e8afe8e9b41826f7d0dd2965a6ac 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.yaml
@@ -45,7 +45,7 @@ uvb-18:
       driver: mlx4_core
       guid: '0x0024e89097ffc639'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:39
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:39
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-18:
       guid: '0x0024e89097ffc639'
       interface: InfiniBand
       ip: 172.18.132.18
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:39
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:39
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc63a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:3a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:3a
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.yaml
index 13487c83173b96ba08ecb81931b7c44fd7806465..e048b2f6fa44a48a19e79d53633c5fb3701de2b3 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.yaml
@@ -45,7 +45,7 @@ uvb-19:
       driver: mlx4_core
       guid: '0x0024e89097ffc4f1'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f1
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-19:
       guid: '0x0024e89097ffc4f1'
       interface: InfiniBand
       ip: 172.18.132.19
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f1
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc4f2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f2
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.yaml
index de66cb9a1057fc990e2f72821d1eef6d2532636e..6915bdfbf2b557b8d58c04a9207533fe8a92fc05 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.yaml
@@ -45,7 +45,7 @@ uvb-2:
       driver: mlx4_core
       guid: '0x0024e89097ffc671'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:71
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:71
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-2:
       guid: '0x0024e89097ffc671'
       interface: InfiniBand
       ip: 172.18.132.2
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:71
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:71
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc672'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:72
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:72
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.yaml
index 2975d4478f1f242386ef61c0af70edbe2839a022..74d3d9317f69d4c00a489d28532a0cccea2a40d5 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.yaml
@@ -45,7 +45,7 @@ uvb-20:
       driver: mlx4_core
       guid: '0x0024e89097ffc61d'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1d
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-20:
       guid: '0x0024e89097ffc61d'
       interface: InfiniBand
       ip: 172.18.132.20
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1d
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc61e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1e
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.yaml
index a34fb75cf0b28a3948f501537e77fc872b4c8ea1..8c8af7820f1624405871291fefb5b89386502901 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.yaml
@@ -45,7 +45,7 @@ uvb-21:
       driver: mlx4_core
       guid: '0x0024e89097ffadf0'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f0
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f0
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-21:
       guid: '0x0024e89097ffadf0'
       interface: InfiniBand
       ip: 172.18.132.21
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f0
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f0
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffadf1'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f1
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.yaml
index de7fb779c80e136bf35287fd017a08b8bbd3d6cb..f4f85b32d91e7bd1d9abf1ddaf2850e8aaa5d6ae 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.yaml
@@ -45,7 +45,7 @@ uvb-22:
       driver: mlx4_core
       guid: '0x0024e89097ff8a91'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:91
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:91
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-22:
       guid: '0x0024e89097ff8a91'
       interface: InfiniBand
       ip: 172.18.132.22
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:91
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:91
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ff8a92'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:92
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:92
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.yaml
index 69f8c66dd86b22a2eca6b866e919030c963a42fb..1029f2728a5174e38955bc2fc18d16fdb6a3c862 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.yaml
@@ -45,7 +45,7 @@ uvb-23:
       driver: mlx4_core
       guid: '0x0024e89097ff59e1'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e1
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-23:
       guid: '0x0024e89097ff59e1'
       interface: InfiniBand
       ip: 172.18.132.23
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e1
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e1
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ff59e2'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e2
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e2
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.yaml
index f0adf56b82ce860449aaff19ed7371b4ee1193eb..b876cc944d8bfc8e7a2f0a49ba313463c0a3124d 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.yaml
@@ -45,7 +45,7 @@ uvb-24:
       driver: mlx4_core
       guid: '0x0024e89097ff8a8d'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8d
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-24:
       guid: '0x0024e89097ff8a8d'
       interface: InfiniBand
       ip: 172.18.132.24
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8d
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ff8a8e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8e
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.yaml
index 285a42063e355278d937cad4e2e96b86b7236fac..8ec0cfba7b3a9b1eb7f7394c660cbe6cb9972d0f 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.yaml
@@ -45,7 +45,7 @@ uvb-25:
       driver: mlx4_core
       guid: '0x0024e89097ffaf68'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:68
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:68
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-25:
       guid: '0x0024e89097ffaf68'
       interface: InfiniBand
       ip: 172.18.132.25
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:68
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:68
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffaf69'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:69
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:69
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.yaml
index d6201afb3f8e142a608c4f86cf5aa5b8f678e0d8..c2121ed6c6151ec9dfb6ac8e4aa6575a35be6b8e 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.yaml
@@ -45,7 +45,7 @@ uvb-26:
       driver: mlx4_core
       guid: '0x0024e89097ffc4e5'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e5
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-26:
       guid: '0x0024e89097ffc4e5'
       interface: InfiniBand
       ip: 172.18.132.26
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e5
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc4e6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e6
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.yaml
index d15f31ef6d3cc543fb1699f367fe192539c5a018..b45e45249c2ddddf323444a2e8bb9b640a1e61af 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.yaml
@@ -45,7 +45,7 @@ uvb-27:
       driver: mlx4_core
       guid: '0x0024e89097ffc515'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:15
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:15
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-27:
       guid: '0x0024e89097ffc515'
       interface: InfiniBand
       ip: 172.18.132.27
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:15
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:15
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc516'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:16
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:16
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.yaml
index a78c3de2a49919eb45c824dd8f3cf513fd356f96..11305be7f7b9f9857598d100fe30bc20aa388976 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.yaml
@@ -45,7 +45,7 @@ uvb-28:
       driver: mlx4_core
       guid: '0x0024e89097ffaf6c'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6c
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6c
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-28:
       guid: '0x0024e89097ffaf6c'
       interface: InfiniBand
       ip: 172.18.132.28
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6c
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6c
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffaf6d'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6d
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.yaml
index a42269016622c5b57abe7261592b0fa5a48b5b07..8d829f6bdcd18f747348f269d9e88ce7dc128960 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.yaml
@@ -45,7 +45,7 @@ uvb-29:
       driver: mlx4_core
       guid: '0x0024e89097ffadec'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ec
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ec
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-29:
       guid: '0x0024e89097ffadec'
       interface: InfiniBand
       ip: 172.18.132.29
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ec
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ec
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffaded'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ed
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ed
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.yaml
index 9a743d8b04bb557dfd78bc1308c5673ad37cfb33..0e012e074c16637d3664df414507db502d7c983c 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.yaml
@@ -42,7 +42,7 @@ uvb-3:
       driver: mlx4_core
       guid: '0x0024e89097ffc60d'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:0d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:0d
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -52,14 +52,14 @@ uvb-3:
       guid: '0x0024e89097ffc60d'
       interface: InfiniBand
       ip: 172.18.132.3
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:0d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:0d
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc612'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.yaml
index 205b347fdea053420a272fe22a938fd2cdbffc68..79cbef7e770e780e29f1907fbf646e91db8aa086 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.yaml
@@ -45,7 +45,7 @@ uvb-30:
       driver: mlx4_core
       guid: '0x0024e89097ff8a99'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:99
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:99
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-30:
       guid: '0x0024e89097ff8a99'
       interface: InfiniBand
       ip: 172.18.132.30
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:99
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:99
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc612'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.yaml
index 260344463f90923add8df3fb59ad369e4616c66d..c992037000f5332602f506918fb8638a88248e30 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.yaml
@@ -45,7 +45,7 @@ uvb-31:
       driver: mlx4_core
       guid: '0x0024e89097ffaf20'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:20
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:20
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-31:
       guid: '0x0024e89097ffaf20'
       interface: InfiniBand
       ip: 172.18.132.31
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:20
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:20
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffaf21'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:21
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:21
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.yaml
index 02919935790b896f6ab350c400813428415f65fe..bc40427b6638784ae13881cd58b40c225357749b 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.yaml
@@ -43,7 +43,7 @@ uvb-32:
       driver: mlx4_core
       guid: '0x0024e89097ffa1c8'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:a1:c8
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:a1:c8
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -53,14 +53,14 @@ uvb-32:
       guid: '0x0024e89097ffa1c8'
       interface: InfiniBand
       ip: 172.18.132.32
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:a1:c8
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:a1:c8
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc612'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:12
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.yaml
index 66f1a18981436074455849ee69d5caba6886e474..8aec2b0f91eceb039a60966b2d50c88f66cf83ff 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.yaml
@@ -45,7 +45,7 @@ uvb-33:
       driver: mlx4_core
       guid: '0x0024e89097ffaf1c'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1c
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1c
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-33:
       guid: '0x0024e89097ffaf1c'
       interface: InfiniBand
       ip: 172.18.132.33
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1c
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1c
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffaf1d'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1d
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.yaml
index 00fc6de9a504e5e73a04f7fae7a7e90919be01c2..27ab8c853f773af3158229eb5ea2cdf1f4fe5e1e 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.yaml
@@ -45,7 +45,7 @@ uvb-34:
       driver: mlx4_core
       guid: '0x0024e89097ff59b9'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:b9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:b9
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-34:
       guid: '0x0024e89097ff59b9'
       interface: InfiniBand
       ip: 172.18.132.34
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:b9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:b9
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ff59ba'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:ba
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:ba
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.yaml
index 4a33a0707a1d07f944c16a78d0648b44a933edd6..e5e1388d6621f298a9d24879b023981354a18a03 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.yaml
@@ -45,7 +45,7 @@ uvb-35:
       driver: mlx4_core
       guid: '0x0024e89097ff8a95'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:95
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:95
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-35:
       guid: '0x0024e89097ff8a95'
       interface: InfiniBand
       ip: 172.18.132.35
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:95
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:95
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ff8a96'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:96
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:96
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.yaml
index 8836e5910166d1bfca114764b9ac3534c693e679..083493a1d865bf3a6bbef8dd3d6569e6c419505e 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.yaml
@@ -45,7 +45,7 @@ uvb-36:
       driver: mlx4_core
       guid: '0x0024e89097ff57d5'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d5
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-36:
       guid: '0x0024e89097ff57d5'
       interface: InfiniBand
       ip: 172.18.132.36
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d5
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d5
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ff57d6'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d6
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d6
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.yaml
index f68a57032db870156a0ffcb2f31e5f4aa99de320..f68e67c3038d601864526cbdb804b67513e2b7bc 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.yaml
@@ -45,7 +45,7 @@ uvb-37:
       driver: mlx4_core
       guid: '0x0024e89097ffaf50'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:50
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:50
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-37:
       guid: '0x0024e89097ffaf50'
       interface: InfiniBand
       ip: 172.18.132.37
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:50
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:50
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffaf51'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:51
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:51
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.yaml
index ef8507820e72c7de1ef2fa2fac036e7d201c066a..a746f60497ead079ee43d6853088a5a9496ab547 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.yaml
@@ -45,7 +45,7 @@ uvb-38:
       driver: mlx4_core
       guid: '0x0024e89097ffc4d9'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:d9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:d9
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-38:
       guid: '0x0024e89097ffc4d9'
       interface: InfiniBand
       ip: 172.18.132.38
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:d9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:d9
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc4da'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:da
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:da
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.yaml
index e76e24f9a0d40cda72369c2244532458ca34f563..bb73cce5dcac0ea1a2b4b0f5b6191ac1be4a55aa 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.yaml
@@ -45,7 +45,7 @@ uvb-39:
       driver: mlx4_core
       guid: '0x0024e89097ffae00'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:00
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-39:
       guid: '0x0024e89097ffae00'
       interface: InfiniBand
       ip: 172.18.132.39
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:00
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:00
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffae01'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:01
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:01
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.yaml
index f53eff4de89da1f847347ddfd91b14b5d33f2f5d..2744cc14c6c41116ecc81aec23e9c5572ae8db9e 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.yaml
@@ -45,7 +45,7 @@ uvb-4:
       driver: mlx4_core
       guid: '0x0024e89097ffc62d'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2d
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-4:
       guid: '0x0024e89097ffc62d'
       interface: InfiniBand
       ip: 172.18.132.4
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2d
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc62e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2e
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.yaml
index 45e03a2b05e295d90520939010176d79aeb6f5d5..9eb5503a1449bdccb6cd7956fb45632ad085c6de 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.yaml
@@ -45,7 +45,7 @@ uvb-40:
       driver: mlx4_core
       guid: '0x0024e89097ffaddc'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dc
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dc
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-40:
       guid: '0x0024e89097ffaddc'
       interface: InfiniBand
       ip: 172.18.132.40
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dc
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dc
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffaddd'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dd
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dd
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.yaml
index 1adb4658302c1c64d98a9918e96ecd20b4e3b259..0b1ccfcc30c8d2d49a7d8d5c6501e68131cc5f1e 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.yaml
@@ -45,7 +45,7 @@ uvb-41:
       driver: mlx4_core
       guid: '0x0024e89097ffc4e9'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e9
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-41:
       guid: '0x0024e89097ffc4e9'
       interface: InfiniBand
       ip: 172.18.132.41
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e9
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc4ea'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:ea
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:ea
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.yaml
index 152dcd39f59a3a4e655ef38866db033ab23e0b68..b122a70023dd34ceb4051d86a26af97bee73f757 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.yaml
@@ -45,7 +45,7 @@ uvb-42:
       driver: mlx4_core
       guid: '0x0024e89097ffc629'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:29
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:29
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-42:
       guid: '0x0024e89097ffc629'
       interface: InfiniBand
       ip: 172.18.132.42
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:29
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:29
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc62a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2a
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.yaml
index c8040bc8bd96d327e53d6b0667fb57f0404201c0..12d7c3a661a5158d75be457735421c35becbd8c0 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.yaml
@@ -45,7 +45,7 @@ uvb-43:
       driver: mlx4_core
       guid: '0x0024e89097ffade8'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e8
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e8
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-43:
       guid: '0x0024e89097ffade8'
       interface: InfiniBand
       ip: 172.18.132.43
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e8
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e8
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffade9'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e9
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e9
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.yaml
index 69f5083ce84ec844a4ebdafd736a412df5434ae8..958d2c1077f2e9ab0b443d94b2c2e34c82f23483 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.yaml
@@ -45,7 +45,7 @@ uvb-44:
       driver: mlx4_core
       guid: '0x0024e89097ffc67d'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7d
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-44:
       guid: '0x0024e89097ffc67d'
       interface: InfiniBand
       ip: 172.18.132.44
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7d
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7d
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc67e'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7e
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7e
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.yaml
index 3cd7711daf6a0883442399bccc9f76e02cf77383..4d0c7862bf23c8ae63b09772ec48b431e11ee05f 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.yaml
@@ -45,7 +45,7 @@ uvb-5:
       driver: mlx4_core
       guid: '0x0024e89097ff5941'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:41
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:41
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-5:
       guid: '0x0024e89097ff5941'
       interface: InfiniBand
       ip: 172.18.132.5
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:41
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:41
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ff5942'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:42
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:42
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.yaml
index a5ff73aac630f0b4163bb7a2d69e91ed95ea05e2..bc7a4fdd12e09bcefb4d8ccc9534c1f9af830628 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.yaml
@@ -45,7 +45,7 @@ uvb-6:
       driver: mlx4_core
       guid: '0x0024e89097ffc615'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:15
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:15
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-6:
       guid: '0x0024e89097ffc615'
       interface: InfiniBand
       ip: 172.18.132.6
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:15
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:15
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc616'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:16
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:16
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.yaml
index f6abf90a63b217ac43ccf6ba9dbb21da2a531c16..4a0ed546a24313eef8f255d1ac011b65c43bc3bd 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.yaml
@@ -45,7 +45,7 @@ uvb-8:
       driver: mlx4_core
       guid: '0x0024e89097ffc669'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:69
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:69
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-8:
       guid: '0x0024e89097ffc669'
       interface: InfiniBand
       ip: 172.18.132.8
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:69
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:69
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffc66a'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:6a
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:6a
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.yaml
index 4c03aa201481d91eee5744849fa6c8bbca4cf4e1..50cfbad1fe4a68fc9ee24671dbbbc9636876f07f 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.yaml
@@ -45,7 +45,7 @@ uvb-9:
       driver: mlx4_core
       guid: '0x0024e89097ffaf18'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:18
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:18
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 40000000000
@@ -55,14 +55,14 @@ uvb-9:
       guid: '0x0024e89097ffaf18'
       interface: InfiniBand
       ip: 172.18.132.9
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:18
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:18
       management: false
       rate: 40000000000
     ib1:
       driver: mlx4_core
       guid: '0x0024e89097ffaf19'
       interface: InfiniBand
-      mac: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:19
+      mac: 80:00:02:08:fe:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:19
       management: false
       model: MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
       rate: 10000000000