From f955c121bfd00da008ad3a17013e23be6c654d76 Mon Sep 17 00:00:00 2001
From: Nicolas Michon <nicolas.michon@inria.fr>
Date: Fri, 29 Jun 2018 14:52:30 +0200
Subject: [PATCH] [infiniband] Fixed wrong prefix of infiniband interfaces mac
 address

---
 .../grenoble/clusters/edel/nodes/edel-1.json  |    2 +-
 .../grenoble/clusters/edel/nodes/edel-10.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-11.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-12.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-13.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-14.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-15.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-16.json |    2 +-
 .../grenoble/clusters/edel/nodes/edel-17.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-18.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-19.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-2.json  |    2 +-
 .../grenoble/clusters/edel/nodes/edel-20.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-21.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-22.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-23.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-24.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-25.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-26.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-28.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-29.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-3.json  |    4 +-
 .../grenoble/clusters/edel/nodes/edel-30.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-31.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-32.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-33.json |    4 +-
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 .../grenoble/clusters/edel/nodes/edel-37.json |    2 +-
 .../grenoble/clusters/edel/nodes/edel-38.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-39.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-4.json  |    4 +-
 .../grenoble/clusters/edel/nodes/edel-40.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-41.json |    2 +-
 .../grenoble/clusters/edel/nodes/edel-42.json |    2 +-
 .../grenoble/clusters/edel/nodes/edel-43.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-44.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-46.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-47.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-48.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-49.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-5.json  |    2 +-
 .../grenoble/clusters/edel/nodes/edel-50.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-51.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-52.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-53.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-55.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-56.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-57.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-58.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-59.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-6.json  |    2 +-
 .../grenoble/clusters/edel/nodes/edel-60.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-62.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-63.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-64.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-65.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-66.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-67.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-68.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-69.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-7.json  |    4 +-
 .../grenoble/clusters/edel/nodes/edel-70.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-71.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-72.json |    4 +-
 .../grenoble/clusters/edel/nodes/edel-8.json  |    4 +-
 .../grenoble/clusters/edel/nodes/edel-9.json  |    4 +-
 .../clusters/genepi/nodes/genepi-1.json       |    4 +-
 .../clusters/genepi/nodes/genepi-10.json      |    4 +-
 .../clusters/genepi/nodes/genepi-11.json      |    4 +-
 .../clusters/genepi/nodes/genepi-12.json      |    4 +-
 .../clusters/genepi/nodes/genepi-13.json      |    4 +-
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 .../clusters/genepi/nodes/genepi-4.json       |    4 +-
 .../clusters/genepi/nodes/genepi-5.json       |    4 +-
 .../clusters/genepi/nodes/genepi-6.json       |    4 +-
 .../clusters/genepi/nodes/genepi-7.json       |    4 +-
 .../clusters/genepi/nodes/genepi-8.json       |    4 +-
 .../clusters/genepi/nodes/genepi-9.json       |    4 +-
 .../clusters/graoully/nodes/graoully-1.json   |    2 +-
 .../clusters/graoully/nodes/graoully-10.json  |    2 +-
 .../clusters/graoully/nodes/graoully-11.json  |    2 +-
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 .../clusters/graoully/nodes/graoully-16.json  |    2 +-
 .../clusters/graoully/nodes/graoully-2.json   |    2 +-
 .../clusters/graoully/nodes/graoully-3.json   |    2 +-
 .../clusters/graoully/nodes/graoully-4.json   |    2 +-
 .../clusters/graoully/nodes/graoully-5.json   |    2 +-
 .../clusters/graoully/nodes/graoully-6.json   |    2 +-
 .../clusters/graoully/nodes/graoully-7.json   |    2 +-
 .../clusters/graoully/nodes/graoully-8.json   |    2 +-
 .../clusters/graoully/nodes/graoully-9.json   |    2 +-
 .../clusters/graphene/nodes/graphene-10.json  |    4 +-
 .../clusters/graphene/nodes/graphene-100.json |    4 +-
 .../clusters/graphene/nodes/graphene-101.json |    4 +-
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 .../clusters/graphene/nodes/graphene-120.json |    4 +-
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 grid5000-all.json                             | 1574 ++++++++---------
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 .../clusters/graphite/nodes/graphite-3.yaml   |    2 +-
 .../clusters/graphite/nodes/graphite-4.yaml   |    2 +-
 .../clusters/grimoire/nodes/grimoire-1.yaml   |    2 +-
 .../clusters/grimoire/nodes/grimoire-2.yaml   |    2 +-
 .../clusters/grimoire/nodes/grimoire-3.yaml   |    2 +-
 .../clusters/grimoire/nodes/grimoire-4.yaml   |    2 +-
 .../clusters/grimoire/nodes/grimoire-5.yaml   |    2 +-
 .../clusters/grimoire/nodes/grimoire-6.yaml   |    2 +-
 .../clusters/grimoire/nodes/grimoire-7.yaml   |    2 +-
 .../clusters/grimoire/nodes/grimoire-8.yaml   |    2 +-
 .../clusters/grisou/nodes/grisou-44.yaml      |    2 +-
 .../clusters/grisou/nodes/grisou-50.yaml      |    2 +-
 .../clusters/grisou/nodes/grisou-51.yaml      |    2 +-
 .../clusters/parapide/nodes/parapide-1.yaml   |    4 +-
 .../clusters/parapide/nodes/parapide-10.yaml  |    4 +-
 .../clusters/parapide/nodes/parapide-11.yaml  |    4 +-
 .../clusters/parapide/nodes/parapide-12.yaml  |    4 +-
 .../clusters/parapide/nodes/parapide-13.yaml  |    4 +-
 .../clusters/parapide/nodes/parapide-14.yaml  |    4 +-
 .../clusters/parapide/nodes/parapide-15.yaml  |    4 +-
 .../clusters/parapide/nodes/parapide-16.yaml  |    4 +-
 .../clusters/parapide/nodes/parapide-17.yaml  |    4 +-
 .../clusters/parapide/nodes/parapide-18.yaml  |    4 +-
 .../clusters/parapide/nodes/parapide-19.yaml  |    4 +-
 .../clusters/parapide/nodes/parapide-2.yaml   |    4 +-
 .../clusters/parapide/nodes/parapide-20.yaml  |    4 +-
 .../clusters/parapide/nodes/parapide-21.yaml  |    4 +-
 .../clusters/parapide/nodes/parapide-22.yaml  |    4 +-
 .../clusters/parapide/nodes/parapide-23.yaml  |    4 +-
 .../clusters/parapide/nodes/parapide-24.yaml  |    4 +-
 .../clusters/parapide/nodes/parapide-25.yaml  |    4 +-
 .../clusters/parapide/nodes/parapide-3.yaml   |    4 +-
 .../clusters/parapide/nodes/parapide-4.yaml   |    4 +-
 .../clusters/parapide/nodes/parapide-5.yaml   |    4 +-
 .../clusters/parapide/nodes/parapide-6.yaml   |    4 +-
 .../clusters/parapide/nodes/parapide-7.yaml   |    4 +-
 .../clusters/parapide/nodes/parapide-8.yaml   |    4 +-
 .../clusters/parapide/nodes/parapide-9.yaml   |    4 +-
 .../clusters/parapluie/nodes/parapluie-1.yaml |    4 +-
 .../parapluie/nodes/parapluie-10.yaml         |    4 +-
 .../parapluie/nodes/parapluie-11.yaml         |    4 +-
 .../parapluie/nodes/parapluie-12.yaml         |    4 +-
 .../parapluie/nodes/parapluie-13.yaml         |    4 +-
 .../parapluie/nodes/parapluie-14.yaml         |    4 +-
 .../parapluie/nodes/parapluie-15.yaml         |    4 +-
 .../parapluie/nodes/parapluie-16.yaml         |    4 +-
 .../parapluie/nodes/parapluie-17.yaml         |    4 +-
 .../parapluie/nodes/parapluie-18.yaml         |    4 +-
 .../parapluie/nodes/parapluie-19.yaml         |    4 +-
 .../clusters/parapluie/nodes/parapluie-2.yaml |    4 +-
 .../parapluie/nodes/parapluie-20.yaml         |    4 +-
 .../parapluie/nodes/parapluie-21.yaml         |    4 +-
 .../parapluie/nodes/parapluie-22.yaml         |    4 +-
 .../parapluie/nodes/parapluie-23.yaml         |    4 +-
 .../parapluie/nodes/parapluie-24.yaml         |    4 +-
 .../parapluie/nodes/parapluie-25.yaml         |    4 +-
 .../parapluie/nodes/parapluie-26.yaml         |    4 +-
 .../parapluie/nodes/parapluie-27.yaml         |    4 +-
 .../parapluie/nodes/parapluie-28.yaml         |    4 +-
 .../parapluie/nodes/parapluie-29.yaml         |    4 +-
 .../clusters/parapluie/nodes/parapluie-3.yaml |    4 +-
 .../parapluie/nodes/parapluie-30.yaml         |    4 +-
 .../parapluie/nodes/parapluie-31.yaml         |    4 +-
 .../parapluie/nodes/parapluie-32.yaml         |    4 +-
 .../parapluie/nodes/parapluie-33.yaml         |    4 +-
 .../parapluie/nodes/parapluie-34.yaml         |    4 +-
 .../parapluie/nodes/parapluie-35.yaml         |    4 +-
 .../parapluie/nodes/parapluie-36.yaml         |    4 +-
 .../parapluie/nodes/parapluie-37.yaml         |    4 +-
 .../parapluie/nodes/parapluie-38.yaml         |    4 +-
 .../parapluie/nodes/parapluie-39.yaml         |    4 +-
 .../clusters/parapluie/nodes/parapluie-4.yaml |    4 +-
 .../parapluie/nodes/parapluie-40.yaml         |    4 +-
 .../clusters/parapluie/nodes/parapluie-5.yaml |    4 +-
 .../clusters/parapluie/nodes/parapluie-6.yaml |    4 +-
 .../clusters/parapluie/nodes/parapluie-7.yaml |    4 +-
 .../clusters/parapluie/nodes/parapluie-8.yaml |    4 +-
 .../clusters/parapluie/nodes/parapluie-9.yaml |    4 +-
 .../sophia/clusters/uvb/nodes/uvb-1.yaml      |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-10.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-11.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-12.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-13.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-14.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-15.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-16.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-17.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-18.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-19.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-2.yaml      |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-20.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-21.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-22.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-23.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-24.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-25.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-26.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-27.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-28.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-29.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-3.yaml      |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-30.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-31.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-32.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-33.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-34.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-35.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-36.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-37.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-38.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-39.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-4.yaml      |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-40.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-41.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-42.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-43.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-44.yaml     |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-5.yaml      |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-6.yaml      |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-8.yaml      |    6 +-
 .../sophia/clusters/uvb/nodes/uvb-9.yaml      |    6 +-
 744 files changed, 2270 insertions(+), 2270 deletions(-)

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 8a67a0eea19..fa963bb786d 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 6a62f63b934..05ea72593f6 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 62feedae336..130b8c1726f 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 9e3b115846b..7fdfb255e66 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 1634b9381f3..c5d122a94d7 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 864742b89cc..cae985812eb 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 2d1a5695a4d..46bf9dff9a4 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 76d460d00a3..b78cd78c24b 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 c6c4ba57656..a2199942096 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 b28a5ea7a1a..875e47803dc 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 6b3cc855dce..05ff571a0a4 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 ffa46345dbf..4f3b51a8bad 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 ffd97a46ca8..81f9c36534f 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 ffd17a174ac..e0deadbe79a 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 1a5fdc98c29..7ca37093226 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 1cb879fae0b..cd8f74070f6 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 929eedbb856..3f3d7125417 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 2116c098ee6..6a855f9d35f 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 af248b5f279..fb7d1754313 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 ac7e34703fe..c89799f38aa 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 9878bf3a934..90cd029c4e4 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 433d1612105..731b79cbb46 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 74efd22344d..bc1e17cfa99 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 3d2d9322488..0beb0abe2aa 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 226ea4b28d1..333eb219678 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 deba360e463..b06469ac10a 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 fba71318575..b320f0a90b3 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 ba76048126d..0689bb590b7 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 bdc061ddd53..f2e88e1d93d 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 2f5f516c2b7..2e9943384fd 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 1268e84bdf6..f06fc2d1a7c 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 a709e9b62b8..8f0f3ea501a 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 ab5bef24bce..93063b3915f 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 d7bca1df14b..b28aa9532c5 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 9a062c2b200..304ede937e6 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 6c23a1a48c6..d5a2e690d90 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 f7d9fdee405..aeeab38b7a6 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 ea3338a4f5f..a244cdb5acc 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 821cd63c2d5..7c8342000e9 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 2193a0ef630..0b4226be5c4 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 d987a5f6793..14cb65b8092 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 ce96502e4ab..6a2008acc59 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 4e082db4ef2..5c1859f3195 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 0634b2518ff..d9d4b8f72be 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 f172ddeb373..c2eb6f9c050 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 93002e8c1c6..3b51911abe5 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 e03c59bfa3a..ca1b94a03ba 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 9dfa08a0814..6146243e157 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 29d7c42b72c..b8a22c35b8e 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 f117e60acee..e6acda096ec 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 dd11d8d7eed..a339693d9ac 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 6125b95fe1e..d929ca14771 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 ae028a8ed22..3d51e7f8e7a 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 7baac1dbfc1..44612d12f9b 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 9362899c4d9..7bdc869d54a 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 ebf364a2616..e0c71c12985 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 6f3b96ac95f..947fe595c6c 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 aaebf668609..e962417b5b2 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 7ee715314a0..1ddecf8a3c7 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 d6bb0bf298c..8656ce7c57b 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 516481891d4..25311fa1303 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 ed51968da4b..f8e5b5305df 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 8279f2655ae..74acf3f0032 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 dc56c32cbfa..5cded158b9b 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 46c6fcea60f..69af694c2a9 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 0ffe7c34974..8f2520471b2 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 1d79b5e4c54..00c492efcdf 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 0db85ddd180..4b60630f1e5 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 ef0f03ca88f..5ace2dbeb60 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 03248172b39..b7af0ec7d7c 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 c69a56a9251..16a74d8c265 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 505c6923979..33fa9d7b96c 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 6391d9ca234..d1ccca7e690 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 1b1b1387905..fa987bfe69c 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 f15ad35b13e..ccef420ed2f 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 0ac027cb592..098b6e31680 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 3dba5a035c0..d1cba1fd997 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 bda9b302cc1..e03c32361d0 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 56cc3455538..0430b7dc072 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 47cafa97e4a..161f0901c27 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 d45d3f440cf..d1caf0ed629 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 55c7ef68014..dba1f3eb37f 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 8e0ed868da9..58dd2ab2d17 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 583de9cf4b0..f682fa90023 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 867f9b9ddc8..fa29c265ee7 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 a31daaeeae4..cb4054c7f42 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 8a48c6c893c..659361272c4 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 99a7bba979c..a3db4378c80 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 67cafd96d26..d945e3aa3db 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 883f8372cfa..45eb0f4f8dd 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 09673cc1c54..96f6642e24d 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 ecfe2773c1d..a77a21e9440 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 227d09ede1c..92f02815baa 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 04f3d09512b..b777964b540 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 aa69b935e21..266a1535d6a 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 8eb46c8d73d..73740ea2d10 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 ea506539b50..384fd08adf3 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 18c747806b3..1bbaa95fb49 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 8f9a93b0650..eb57cb53b64 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 8a7bd90df85..156f6c185b4 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 25ee74d239b..3ad2bd5c840 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 8c0f14a32e4..984c5a2d967 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 5fbb00429c9..3b25d94f80b 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 e83884ece77..5a2eaeeeadc 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 581909c162d..1511f078603 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 a8dbb0b05a0..8bf36db18fc 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 c8af49553ba..e73bd7e6d00 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 276d1347e27..4fb9a445a8e 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 59d05a7b055..8374ae13249 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 f4532a7838a..548984bd52c 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 0724ab248d9..01e512fa841 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 e2162154050..9bbd8382457 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 c292170cd72..bf1476ab3bf 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 1704e6987b1..213cc449417 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 5fb56ed1703..68dc6ca492d 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 bc816e0ca02..713deb874d4 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 75fea55dff9..ff0ed4de4f8 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 be3edd3104e..923a13eb37f 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 9f08906b138..436e376abab 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 04cf4d7d313..da0e90ab666 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 ec8c6fd55c4..6fe8367f999 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 491c0f88eff..b8a3317dca7 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 f40887bb8e6..76932c58311 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 4d6c9218359..92b975eca06 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 42559393f43..aa2c971ac3f 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 6c1400c8b6f..2b6b8307d0a 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 124432cbe8e..ec70bcba19a 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 e6cc5a81df0..710e275eef4 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 f22c7966001..37d80e6cbf8 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 8178807e50b..d65037f3e60 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 b17c5befc39..e7c1cd8c901 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 b23d315be19..801cecf1d61 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 ed5aa186715..5bea1c51201 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 f88ac35733f..8875105d951 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 4ba030d1e40..f4d39fd504b 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 98a1b089822..44366dec906 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 4f0064392ef..44ce587a46f 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 5c292a0b178..fbf25aeda12 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 f5897d6263b..7c738742bc9 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 4f4d3fb7b1f..f513cd5a059 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 4577922b09d..a43c1a893c7 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 5d136335181..14b6599b99f 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 fc9d23d53f6..35cc8815bea 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 16553376808..b49a06de5ca 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 6ad891ab3a2..d6636b19646 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 87e6b4c6a16..9754287a7fa 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 b1b6a234358..2bf22a4711d 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 d9ce59876a7..3d26db40030 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 c1130d7e298..9141af6627e 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 676a47c613e..65e5051f82f 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 db2beaa0132..5564a8f2655 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 de7024e3e71..beaa69697c9 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 94e0c5565f3..8a79c9fc4bb 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 aedb222b8bf..2d1666ee859 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 8d2f5e62d87..d9e3239b3ef 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 cab2037412d..585a0077af1 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 67013695d16..916ee6cd5ae 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 b8283edb4de..43363d1da3c 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 2817d2d7e16..092702d6ef4 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 db6962935cd..a4e3878d3cf 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 41bd54e24d4..2f8ca4a6c25 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 17495b2cbdd..6e6301b4650 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 8c508243f7b..cf46c2b4302 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 281965ae07a..0f23afdb205 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 d8a547bb92e..48aadd1fa44 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 9a54fe668f6..9ff3eddc63f 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 c47adff1b75..aa082e0bd7c 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 c4311391704..bef2adc1964 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 8e77e0e47f8..6b55acd6e33 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 d1f44647c18..34fcae95037 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 42005a16a2f..77eb0e75f0d 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 ccc652f3657..01699235202 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 22e88111d3c..d05f1dc6fc9 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 a7ea21da95c..dcb432cf008 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 5686a6603fe..b933b91ecee 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 0ff8ec63cea..660fb2682cc 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 b37bd5c7a1f..54fed765598 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 31a0822d7ff..e18d103f807 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 6778190bc91..8a40d9af4b6 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 5d7b88dad67..7e84dd1f6a8 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 d175047d19c..1ad8fc5f5ed 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 17231e6b33e..d9312c9a3bb 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 784db93e285..40ad06efce3 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 834092785c0..d3b57ad2bb3 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 8a30ed68e19..30cefd430d8 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 0b131cb109f..5a7ea0f6d09 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 fa0cb35d1b6..42c7a0e5b70 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 2b103060acd..acb5bcd278e 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 cb36731f51d..86fb59fd6c7 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 ba032ab08f4..68b567f3614 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 6cd245f74e0..6c2b43d9db7 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 bde5a04aaf4..96274dd6cb3 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 176d4acad0d..5d166ce6924 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 91fcc1d31ff..bfff37563a8 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 df1cd54f189..eb5f2b42c1a 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 fd3104112d2..805de6870b8 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 51f5ddd0fbb..e0bf6de4a91 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 6c559c0300f..0544ebe6b1c 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 ec6e1563322..0a1164da3a7 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 f527a30c6e5..6f25105a034 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 a3f4e587d14..633edda1849 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 1650c0bc7da..1cd22966a66 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 44b0ac3a2d4..cdba63a8147 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 40a5834f9ba..ccf9ef59ec0 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 3e9f82bd58e..9dae137a6da 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 ecde8fed020..acb8992ab32 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 cfd98b87eeb..6526beddc46 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 c61674f4043..d8f7cd3f459 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 95abe164da1..897b369d6de 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 298c9b85493..235805b0e82 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 5e331f83f4c..5d74183dc93 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 ff9561dc168..680969bde7f 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 d7dfbd80e3c..99ddc0b30e4 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 88fcfc161e1..a8e7ad1bc4c 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 6329a79473f..c75e9cf60c0 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 7aaf178ea7c..9cee3085fef 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 c9219556143..3e6fef0ae80 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 d08e9ff63b3..58831e5db1c 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 b57adf0993a..07faea2fe5f 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 65a027e9dda..8acefdc6d95 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 417361aafc1..8ade9b513f9 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 afda32a396c..313c61bd3a5 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 923f1fc33ce..0de44d6ffc2 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 2b937dbc782..e9eed7ce837 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 e39031179da..f7e5e8c4011 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 1e5c455f7bc..b3646c58462 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 bab29cdf20b..4d5ed9e29c8 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 e6d925590e2..9341f9189a9 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 ac2f89f1134..64f4c964d3a 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 d2ed2a05f8a..490fcaacb52 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 a576f860d73..ce1524ecc22 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 2c16d3f71cc..50320a36aa0 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 57c893e4922..a0981ef0c59 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 d5216fb2154..57e83f9d648 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 7288cd9f98b..4e59c3308f9 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 bc84c71519e..d24b2ef199e 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 f1cf084cfd9..910b7c607c3 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 ea3f676f849..02f08180033 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 835055b16a0..490c6de9b40 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 02949859fb6..10c189b2ce1 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 695ef5f4021..443d90accf0 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 fd1a9d65931..89990af71e4 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 981d0315797..aa0cd8e6767 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 8865dc1e9b3..10b48f70501 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 9f92c8585ea..5ff73f34a1e 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 459b9d3344b..7fd00851d75 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 c4cec2556b6..3952d56f7c0 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 0a3ab987478..1e8e3e7aaab 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 6da5b8bf572..5869eb33bc9 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 84f2315c2ef..3cf30a43ab6 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 d178ee48b7b..b885199ae8b 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 caf49329928..47252a27f96 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 0c1d1e04bfd..5f45d3fb438 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 41e6c8ad545..89a433eb258 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 c650afd665a..eaba810bca6 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 8406b5b9397..50f7d38ca64 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 91459e01bf9..03739fc6118 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 d3ec342d54e..063d72f133a 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 1f38b34e052..75b6fa6dac0 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 9723190b70c..e177f201b52 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 8b14e3e45cc..2b87f4e4c2a 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 4543667d041..1c2240b9dfc 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 219750ec7e0..e68d6502ae5 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 39c237bb0af..e6a88f722ea 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 f730b321e0c..b16711d7ecf 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 17c4319f733..56977058a76 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 55395a0d481..cde4e7e2e78 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 57814861879..5443753bb2b 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 7a3d114efc2..af9c7c13b2b 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 e83288a937b..2964bc59656 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 6c4724f087d..79bab3885be 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 3766ba2db2c..e527fdd1915 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 33edbd5ee4d..9f6e9932ae6 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 5b499d7e737..740eec4dbd4 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 89b436299ee..ed734f8ea00 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 b71277214bd..0549eb007e6 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 351b76d86f5..6a843ce8ada 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 d0cd3684f3e..23b53626588 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 1d2f61433de..e624f2148d0 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 c25d27532a4..3b52b334162 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 962c82ca79f..2e67eeccd0b 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 46bb4009324..fe1fe037bbe 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 3e90c12dc1a..11ac6ead0de 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 1850a5f5484..e21f385dcef 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 9c3edaef1f3..e379cfc3d38 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 793add9ec75..9254e30d213 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 12666099e7f..2b56db2941b 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 62dc47e14e5..f7d315e4b7f 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 1839575c7ef..78e1d17f5c3 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 1fd7e87a99d..b4506d64bd5 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 0034a4a58e3..341ba4d867b 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 f8b406af422..c3e9d169b41 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 b894bee43f1..3c17c5c7c07 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 d4ee2c5c24b..c45835ea9d7 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 3bf1f161bf3..acb5b2cec1f 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 89b8b0defcb..8851aacc964 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 d3de165427e..e250690e263 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 0e8057a598e..cefade91100 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 11a68bd03a3..5885a1ce4a9 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 62fe5e7b321..6ea41e2748f 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 a6484f20f77..9b268c2056a 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 b003270389b..a42465034da 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 3d12edab92a..2e6ffb5ee72 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 a72e2ce7098..976de743e46 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 bdee394b2c3..cd6846ae4a5 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 8a4ce007c88..34472bb7e03 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 da38b6bab7a..3a6243d1892 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 9b9e6f8e38e..7c5ff6607f4 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 6f5cf6e45d2..0bb57bbdc0c 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 0375f99aa76..81b67505e5c 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 cb5e4808e43..61cf03ee219 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 1595e0cf875..c3f622aa89a 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 228e16e5100..98963f36d85 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 386924cc8a7..44a837d7e07 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 ae18a1557a9..1ab71fa0cc2 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 9204e3e9501..d27f970eb83 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 206a65df6f9..e6d07bf4dfd 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 edf65df1299..0829eb95d9d 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 e230802424c..a93a42323e7 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 31bca172f5a..e15084953a0 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 723c8e0f687..f52e0d1ea49 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 0b191bb78cb..ec598990648 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 246fa38cb8e..200de14ee65 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 af89e5fc7de..f762fc36df8 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 df2c87cee5d..69cdaad905d 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 bc3070d2a2b..52ad223742c 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 b724807bdd1..f76ec0a302d 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 52dec6641a2..65f4302a925 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 055c922e694..2f57f7f9781 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 701e9be65bf..a85ead3f878 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 4fb42b38c82..440fbd92e0f 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 e33304c4903..6f1a2fbbdea 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 d7a9bbf5630..44a90433485 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 d4476272c93..0bd37e037ce 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 67f4e2b16a9..64e9ca48347 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 6b55d78e822..ba48fab1a6d 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 55ee0333db5..1adcd96a7cb 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 9d3f9eaef7a..1e7e32b8e48 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 88804746477..d57d1c0a181 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 9bb83624f4a..e1fa421b43e 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 a2f5fccf232..0a0e34ab93d 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 d04912bfcd6..7a947948982 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 abe7dcf2c71..78f88694186 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 f305fb84ea1..a6f88104c31 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 6766fcce932..2d848499c83 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 6771caea2da..0110136c5c4 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 5e9b62f6a0c..4d67ad88155 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 be7236d5c8e..5d1cbf6bfb5 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 c9ee23753b3..054a46c859f 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",
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                   "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",
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                   "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",
                   "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,
@@ -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",
+                  "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,
@@ -83872,7 +83872,7 @@
                   "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -84312,7 +84312,7 @@
                   "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,
@@ -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,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:5d:3e",
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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",
                   "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,
@@ -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",
                   "kavlan": false,
-                  "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",
                   "kavlan": false,
-                  "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",
+                  "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,
@@ -86079,7 +86079,7 @@
                   "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",
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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",
                   "kavlan": false,
-                  "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,
-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:2a",
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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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:19",
                   "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",
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                   "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",
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                   "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",
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                   "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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
-                  "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,
                   "mountable": true,
                   "mounted": true,
@@ -93765,7 +93765,7 @@
                   "enabled": false,
                   "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",
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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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:59",
                   "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",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:91:5a",
                   "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,
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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",
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                   "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",
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                   "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",
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                   "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",
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                   "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",
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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",
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                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -100005,7 +100005,7 @@
                   "enabled": false,
                   "guid": "0x0002c903000b93ce",
                   "interface": "InfiniBand",
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                   "management": false,
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                   "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",
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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",
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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: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",
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                   "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,
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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",
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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,
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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",
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-                  "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",
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-                  "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",
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-                  "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",
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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,
@@ -103697,7 +103697,7 @@
                   "interface": "InfiniBand",
                   "ip": "172.18.64.56",
                   "ip6": "fe80::202:c903:b:9189",
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                   "management": false,
                   "mountable": true,
                   "mounted": true,
@@ -103710,7 +103710,7 @@
                   "enabled": false,
                   "guid": "0x0002c903000b918a",
                   "interface": "InfiniBand",
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                   "management": false,
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                   "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",
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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",
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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",
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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",
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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",
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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",
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-                  "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",
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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",
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-                  "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",
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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:91:82",
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                   "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",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -105666,7 +105666,7 @@
                   "guid": "0x0002c903000b92a2",
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-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:a2",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": false,
@@ -105869,7 +105869,7 @@
                   "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",
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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",
                   "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",
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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",
                   "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",
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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",
                   "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",
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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",
                   "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",
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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",
                   "ip": "172.18.64.68",
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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]",
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@@ -106969,7 +106969,7 @@
                   "interface": "InfiniBand",
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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",
                   "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",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -107206,7 +107206,7 @@
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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",
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-                  "mac": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0b:92:ed",
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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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                   "management": false,
                   "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 @@
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                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
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@@ -107849,7 +107849,7 @@
                   "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:fd",
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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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                   "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]",
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@@ -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 @@
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                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
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@@ -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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                   "kavlan": false,
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                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -108741,7 +108741,7 @@
                   "guid": "0x0002c903000b92e2",
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                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
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@@ -108944,7 +108944,7 @@
                   "interface": "InfiniBand",
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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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                   "mountable": false,
@@ -109163,7 +109163,7 @@
                   "interface": "InfiniBand",
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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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@@ -109382,7 +109382,7 @@
                   "interface": "InfiniBand",
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                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
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@@ -109399,7 +109399,7 @@
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                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
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@@ -109602,7 +109602,7 @@
                   "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:d1",
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                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -109618,7 +109618,7 @@
                   "guid": "0x0002c903000b92d2",
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                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
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@@ -109821,7 +109821,7 @@
                   "interface": "InfiniBand",
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                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -109837,7 +109837,7 @@
                   "guid": "0x0002c903000b93aa",
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                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
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@@ -110040,7 +110040,7 @@
                   "interface": "InfiniBand",
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                   "management": false,
                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
                   "mountable": true,
@@ -110056,7 +110056,7 @@
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                   "model": "MT26418 [ConnectX VPI PCIe 2.0 5GT/s - IB DDR / 10GigE]",
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@@ -110251,7 +110251,7 @@
                   "interface": "InfiniBand",
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                   "ip6": "fe80::202:c903:b:93a5",
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                   "management": false,
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@@ -110263,7 +110263,7 @@
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@@ -110443,7 +110443,7 @@
                   "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: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 @@
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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",
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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:93:99",
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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",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a1",
                   "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",
+                  "mac": "80:00:02:08:fe:80:00:00:00:00:00:00:00:02:c9:03:00:0b:93:a2",
                   "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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
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                   "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",
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                   "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",
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                   "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",
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                   "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",
+                  "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,
@@ -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",
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                   "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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
+                  "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,
@@ -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",
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                   "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",
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                   "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 af6325eecf5..a3cac40ad96 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 9a20ea84dff..8570200043e 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 6e9b729fe57..e0394ea69e2 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 6d92ac8d3bc..51e08cd1463 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 2dca6ac330a..1e70f4559e6 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 be0e9e616d1..f7116a45291 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 2fd9fc24b53..80b9933f674 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 66ae2b99722..ebe4074aaa5 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 882e915f866..d0713e616e9 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 30917146f77..21e474e6421 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 bfba4e3f0e5..40247705b3f 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 834241d8929..7eec8bb231d 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 3c75120d35f..1c845edc25f 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 e76d2574a1f..a8248a87cfa 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 c5c3d1f2302..ece4569eb8d 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 b52a48ea19e..6283de19d05 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 a0eb0d580f6..44223b5fadd 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 1f84f1f4f3d..6a1a73ace66 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 4caf5ec25b4..47a557cc90d 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 a38830f70a8..4273badcc44 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 f52ecc000ea..4e6aa897b63 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 7da271a7fea..38c712c8b61 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 710c2cc151e..e9085f3dd1e 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 e61bf56497e..650bcacbf43 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 b921b4bdfa7..444bb0cff10 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 7e7f40c5a1c..03e40e2a2d7 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 afcb89a7863..3b189a5a586 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 72156dc9f95..4f79911dae7 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 895d265f3c6..9d7c58ecfea 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 e5f9e730e35..9f5ceb5925d 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 a6b7736a59d..25fa316cbfd 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 c2f6b3162f4..84189e903a8 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 f19edf970a1..8157e29cb27 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 b2800abb92e..91d75110c77 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 fe662e1cc19..abe0bbb20d5 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 6d7857b2fcb..4d7c3d94ee2 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 7ea4b6afe80..8ccacef0869 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 397903e08cc..85d596fad12 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 3a0d0b56c8d..207318bef85 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 f5a1ad1e1d6..ee0e4570e55 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 c3afcc97571..c8b4e79ba60 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 e578752969a..55e9dfe3809 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 62ca279d361..d3a036965f7 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 27d0e2d637a..401ee79b1bf 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 5212060a1ca..31eb452cd55 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 bab46235fe6..9e2d1a1908a 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 879baadaa53..0aae1449d71 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 d662cfe5d14..c289994795f 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 ce5fe864384..ec6cfe504c1 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 f5e2cee82b7..3ed3443dde9 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 bcb2054585a..99d5b7bd25a 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 a66dab0a03c..086d7864333 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 e4e971b9ff1..0b7a86ebeef 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 df933aeabec..d5d90991252 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 13fda6fb5d0..ba685290292 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 7c2292f707e..bf4d94bb838 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 742c24fbd93..b866ffd35f1 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 73e8d263e63..beec6de8979 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 9ba009b27a6..ec2f03bf80c 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 66b35941356..438ed9c061d 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 10081653357..7d26e4d6a74 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 d1b1e5d59d0..ba431633519 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 648111c15a0..c03f3eb6e02 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 547aa4d78aa..26fa0ac20ed 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 d2bb84bd154..c815c620b53 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 474fa2bd440..361b44676d9 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 8eb9d90c2d3..68d39e4f0d9 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 7e13a645599..b23608d0aac 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 b20c6fd1399..68b88e20e84 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 eaa5f8a79f3..4656dba899c 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 c3f87e61eef..2ecf5cb2879 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 932f409666e..12445c3a5f5 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 cece585fe9f..d5c8781df63 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 0465bfb6e2c..1e9c4c186a9 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 63d7059433a..fbfc85bdb56 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 599858e3129..47d1fa5ea6a 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 3c95ea7e285..6324ea4da5d 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 45f277e6ae4..a9735eca64a 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 b643f71da14..773c0227e91 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 5bcd889f715..9c54ef86b95 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 957efb558e3..cb82b81d892 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 0a98445d0c7..6f2e0c0246a 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 68b76a28e1d..8536bb63172 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 c213cb6a67d..16c3ed1954e 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 1940db48f67..e2e103021b2 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 de8967274cf..5ef1eb6ba2f 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 1c74cdf5c57..59a550c54bf 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 9d41096a87c..2b8d50bdd10 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 d073b49cd8e..5c90b96c2cd 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 697c2f08b9f..2276e261826 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 af7f1dde7d6..5536ad76d0d 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 273fa302fa1..35e31384af7 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 4fd39add914..67d07e25532 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 26b8cd4ee3f..de6e40d3d1b 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 e7d780aa3f7..7e0876aeeec 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 428c068beec..77c35a75573 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 5cad45579f6..eaa0c5f21ca 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 141d6f917bb..b2f9fdcddd2 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 768e95a12bc..4fed8001a83 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 222fa848de0..d068cdfa016 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 db534ebf44f..05f76c27db2 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 e0276214b1f..1a1b49e85bf 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 d014ff8a0a5..9012f729a1a 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 e753986b842..f26953ef520 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 19136b979dc..d829bdc4b7d 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 a5382319705..6740a772e34 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 753d7afe34f..2d66cd166bb 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 095ad7edcf4..789a893b5f0 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 87553d6963d..8f6aa0e7a99 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 76a4568aeb7..01044739228 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 03a2ea54c26..04118318093 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 e4b896b370b..5a79ace2924 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 080c9e409d9..571389e1e8a 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 7a01b49ac88..0e19bf4d0a3 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 5f4624b9129..66a6bde3b91 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 4da0bbc1bde..d2d8f6aec6a 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 e67500e5dd4..af350df715d 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 cb22acdc70f..372a8ab0ccf 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 d5e7b671b7e..94a61cf1b86 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 ed84c092fc0..3adf9ab0f68 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 774551925ee..82ba398abb7 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 536dffbc7ee..17e32723303 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 7b1fe996228..79bc4be64ab 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 729021a40b4..2ebfb2c39fd 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 c651d950320..249b2c54f1b 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 34f16384a62..a794a91ed17 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 55019d225d9..5060ee50174 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 cb230f0b11b..beb79ddf80f 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 0fde912c00d..fff242cd503 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 b71f53e1a31..3b39aaf0552 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 6dc618f2e5e..42660d866bd 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 5ede15f6d9f..07c7b8a12d0 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 9208b926043..e8e9f083157 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 84646af4114..47a898775c3 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 a02023c89bf..eff5a408a9f 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 86a14ea83ed..9b43d66a589 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 8c9d47c3675..3dc29d0b1aa 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 94738fa5e93..605a0da9e74 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 d4dfce5318b..02a3820ea36 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 85b3e04f9b0..73831ae9a02 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 ee65966d167..17227f340f1 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 0bd856dfef8..4bee3dd6078 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 9a473ae575f..3908ede740d 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 bb8d5b03a8e..ac7895cb7c5 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 c562d811268..cf56a522915 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 10a57091448..7fecd81da3d 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 12e31eac927..f6226e0838c 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 8cb2a0acc09..49d46c4f8cd 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 0ebaccde09f..10e0781a3ab 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 ee5e4251d6e..67a146b2909 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 8a59cc2a330..95257e36e98 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 d0ffc6c3635..b730eba5989 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 fffb6ae4e91..1f50bee470d 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 2129edbc4a0..3daa245ce24 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 7242585ce53..1284d724060 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 2b1fd429dff..f56f4c46f4b 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 030c021cb30..ec8231f6792 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 8c907dff756..b7891c22e7c 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 50a7df0d7e1..4499db418e8 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 346d745371a..e1556c12530 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 40684b4612e..1bbeb38c985 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 b04406001c7..08380371953 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 87c2e5c0521..b9085477426 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 62c4c6c6ac4..e6a05c5a663 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 8d790532807..0dffe69d9be 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 098fd5e188a..3f444b87807 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 9e70d5766b0..b931092f3d3 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 66c602ae30c..80950991218 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 db74e9a3e38..76a09b6e05d 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 f45aaed70c6..aa11f406b8f 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 043db127703..a2e4b35b540 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 2bd5c5eb055..7942d19534c 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 5136d30617e..937303053e6 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 471c823f280..4174f1fd653 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 80e01656b1d..95631beb7af 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 f973f808d7d..0ce572f9411 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 3bbb1395d34..12004a575ce 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 6b45d76c31e..5915c91a15f 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 0bd1b707fce..3c5462df1bf 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 15ec63b4075..0a816e180f0 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 b1601429fad..2d4df293095 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 3c88c0adfa9..f126402c2ec 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 449e7ed2cd7..d3fe1ddfe2e 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 a0f061aefc1..ab80fe2a8c3 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 98d36d9e7ad..910e6ccea11 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 f9fe2c16073..f77a3ab6e55 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 50f069fdd5d..9fecb1b31ad 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 8fd61f10763..b84e4ee3b7f 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 6c469ffd2f1..b4bfe9d5d6a 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 bc8025e6a98..edd0f964f64 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 13eb0f046fd..29041681be9 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 a734e4d1808..63f5a84e904 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 73cf68f58f8..b51da3b1ae8 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 869d81c86b4..e38d03eb4e2 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 b63396d2cff..7deed498372 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 d55b616235a..a907ff0ccfb 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 5b0e1020193..fa6aa6356d6 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 edd7d7da4db..287e7683185 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 350f8f9e5a5..6dcd91ee14b 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 0ac226be03b..cce8339bf80 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 6e5a938c446..a790f1a5f98 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 e35319363b2..62dbbeb626d 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 ccb8c796279..18b92631ff0 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 f6277bd2971..2845bce3087 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 6739065c0eb..cc99081ea88 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 2ec832ee3ae..ed84d602072 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 373abb79920..3ad3fc984c3 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 07d25f9445d..ed09f8f4700 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 7d25aa51c2b..3bbadfe46a1 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 0e04420ed63..4804a4d7124 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 3cf358cbf24..c4a1a8fc909 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 52ab089b5c1..c17e0f33d18 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 4442f862f90..e5c68e5a5db 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 bd334f28c36..92fcace1a6f 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 4a1a07ae688..4b71035283c 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 d4ed9813874..4fd97cfa0f9 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 ae59be2dbff..8ce96a64e1c 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 2a5ddc93a1b..20568ae0cf1 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 a6806c33e86..aac7fda830d 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 a3b6dcd0f79..c5f1b49adae 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 eb4036d28c5..a123507a432 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 8ce927b1e96..a7f125335d1 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 3f9f5865cf1..bb4453cfdeb 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 aa1241a0df1..c09fb485433 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 b71e2f55fd5..9dab112a122 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 522dba575db..606a65fa77a 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 425b7d26854..37d3a3bda9e 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 892ba214512..4610f2a9ad7 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 2ccf28a021b..1167871e7af 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 8597a2e10e1..fb9d7880572 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 c1be9e3e54c..3fd84a23f05 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 97ea103504e..384003b3d71 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 4656884fdea..c110c73131b 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 26b82c85ab0..605f3b55613 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 1b547ce0141..7af5205751b 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 1e32cb8a3ab..23292f4b187 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 5d46546b76a..086264f6f35 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 56053d353b3..9329617c5b6 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 709792d139d..1afe90a3d6d 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 16038cacbdd..b7a6231d923 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 7dd5ed845b9..d4927ce8715 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 8a46fd95b97..0b294734d95 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 fdedd983af8..b220e100762 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 1815ed5aa93..ad33d2e2f19 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 da64c006635..27a235debbb 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 a2f55d8416f..16ebf50dbcc 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 aaf716d7ddf..720b177ebd8 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 9f16d5aefdb..82b53741ed1 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 c6d8e021517..36d3736c93a 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 771b55a0569..805576d107b 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 f097b0c4eaf..0eddcf40467 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 21993d686d3..12f0b69408c 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 8b122f186a5..5335e854951 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 fc3d12fe42c..e8b9d1e76c6 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 b8b7aadd925..1356c7a0e79 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 58a89d5f4f3..ad71ef0bd3b 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 b95e7d79680..cf3aef000e2 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 84078bf0ff4..11f91f03154 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 5e5893063c5..359d9c9e0e5 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 9c9f51c9865..abca9733f8e 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 a419e84fe88..2ddff9dc4b8 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 51172eacf51..00188bb21b1 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 d5598908806..986a7b7d2bf 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 78f4f4050af..2c8b171b395 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 c860f4f227e..064e25ea021 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 df0d5465bd8..4ea99dbb5d1 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 16ebcfbf0bb..9b99a6dcb3e 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 23ec092551f..23ecf1f1896 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 341c26772f6..010be27571a 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 ee5be3436d3..e96f801484d 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 e5c99dc1bb7..e9624a75517 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 2b00d81d5ab..d1b4455fa91 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 f7592c066d1..31b850da655 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 cb2f1e79913..286c1d9e7d9 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 2027959fb09..aea3ae2f1a5 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 a2b3f5aa3d2..c676df6efca 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 85d6c99fd4c..df3bc310736 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 3feaae85bb0..a65250303ca 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 62c383576d6..cce583bb0b7 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 548c1b5c7c4..e9a7d555dfe 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 c4877e80fe0..8c547e9365d 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 3112549a882..cda6d48e75e 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 9f60d469268..7e451019ea8 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 4190f521e32..cf6f260231c 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 3d3359f4147..87937830caf 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 d5e3ea63d0a..90423897847 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 74994e34c91..8a624805e34 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 9021949611e..bfa948a900b 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 579253195b5..8251a0a70d1 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 3ffb1dd6182..23fddf9f4b3 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 191ea9496eb..4c00e103030 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 a827ad1b5af..79cb467fad5 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 8616de3de44..427b927ceab 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 9ec0ffa60e7..da5648e924f 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 0f6170527f5..8657f857468 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 1b4009f95e1..ac90bb52355 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 0b4ebd39229..b0b954e987d 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 e9b725aa3a0..a80cb7bfa2f 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 773f939bf8f..9a937c16b05 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 c7b4b7c10c1..e35794dedd1 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 d83bc2b4dcd..063272e2c8f 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 329e41fcd48..f364d9bba0f 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 339e98d288f..39bbf9ffcbe 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 8a9b90a2105..15211f99e2f 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 6034fe8bdd9..7fd5caffa32 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 48e7ac20bdd..53c426fd488 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 c19bbada55b..7d28f2097eb 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 582446d9654..f63011cf63e 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 266ab47f954..aff57e2336f 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 ad91d21fce1..6f4af515913 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 671f7e19b21..50188cd1051 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 58f77f3fae4..4b1684c9ff3 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 95fbc79d64c..6098ce797f1 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 5e6602390e5..95974f2a269 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 19be2999faf..217543acff8 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 10bbcf52df7..37b942704b6 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 77ac884b377..c07a97075c3 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 43334d48e29..96f05e2b96b 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 71692c5f873..68faa246a14 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 3ee0cef6cc9..0e075629093 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 8d2ae4cf8bf..f9943440010 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 f0ddc92689a..b3cf206578b 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 a276a9b8747..c0c9eb94c41 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 4b021b91425..34e8f4d4180 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 c727c2a98f4..4dc97755b99 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 dc6600a7119..7d05597e650 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 63a7978d7d0..75883101d98 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 ae0323aa5cf..7b955c1c5e1 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 662bf88388f..5a3557c73c1 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 22f52b4bf5d..0f89462bcba 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 6e741b9e2a3..27606a513d8 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 e68a953539d..dfe06d712a6 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 87d30cc22ae..9202b8096fc 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 c0a49b76e20..a824243d442 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 90d0517ec72..d3c549a7295 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 7d70393152a..fd042bdf533 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 226dd3dd566..70c539df9a5 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 c0608400489..9d0a235db25 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 726a75846d6..626a3093952 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 ee4b9d41cb0..3b0a27c90cf 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 e97f50bad00..6b4d83aa39b 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 d093a1a8bcd..ad8ccf320e6 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 feaf32a613b..04e7837df88 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 4532da1a614..59831e08bf5 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 a8b49322568..b531aa0f5f7 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 c852d3b6c3c..1f562805c76 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 21feb3596f6..f8851882de4 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 972a888cf26..427b752dd21 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 bb439e1d650..5cb16481d89 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 51d1001abdc..ea4461e0850 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 b0f42332606..c126fcf1930 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 6558755f274..80b376018d9 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 77a303197a0..aba92ea616a 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 35fd06c0ce9..7126af5e0d7 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 c08c93e0afd..74682a0cd93 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 51588f08d86..2d3b4883c18 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 9e01a42e84e..656ab4c353f 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 69a8ed7f1d4..af0a60daeab 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 26c972ce7df..c2bde7c3ec8 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 4e786ae9815..d196a364f73 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 56ea8ee8814..4ce2b8a4126 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 439e288e04f..35dea766046 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 13487c83173..e048b2f6fa4 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 de66cb9a105..6915bdfbf2b 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 2975d4478f1..74d3d9317f6 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 a34fb75cf0b..8c8af7820f1 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 de7fb779c80..f4f85b32d91 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 69f8c66dd86..1029f2728a5 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 f0adf56b82c..b876cc944d8 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 285a42063e3..8ec0cfba7b3 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 d6201afb3f8..c2121ed6c61 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 d15f31ef6d3..b45e45249c2 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 a78c3de2a49..11305be7f7b 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 a4226901662..8d829f6bdcd 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 9a743d8b04b..0e012e074c1 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 205b347fdea..79cbef7e770 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 260344463f9..c992037000f 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 02919935790..bc40427b663 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 66f1a189814..8aec2b0f91e 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 00fc6de9a50..27ab8c853f7 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 4a33a0707a1..e5e1388d662 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 8836e591016..083493a1d86 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 f68a57032db..f68e67c3038 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 ef8507820e7..a746f60497e 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 e76e24f9a0d..bb73cce5dca 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 f53eff4de89..2744cc14c6c 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 45e03a2b05e..9eb5503a144 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 1adb4658302..0b1ccfcc30c 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 152dcd39f59..b122a70023d 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 c8040bc8bd9..12d7c3a661a 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 69f5083ce84..958d2c1077f 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 3cd7711daf6..4d0c7862bf2 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 a5ff73aac63..bc7a4fdd12e 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 f6abf90a63b..4a0ed546a24 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 4c03aa20148..50cfbad1fe4 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
-- 
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