diff --git a/README.md b/README.md
index b68042ae66f28e477300d2b2dba2c7ce562c74db..47999705e097c1cec6b6ed99433e3ad1ada8989b 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,7 @@ The git repository also includes scripts for generating:
 
 Automated tasks are provided to validate and generate data:
 
+``
 rake oar:properties          # Generate oar properties
 rake puppet:all              # Launch all puppet generators
 rake puppet:bindg5k          # Generate bindg5k configuration
@@ -16,5 +17,6 @@ rake puppet:lanpowerg5k      # Generate lanpowerg5k configuration
 rake reference-api           # Creates json data from inputs
 rake validators:homogeneity  # Check homogeneity of clusters
 rake validators:schema       # Check input data schema validity
+``
 
 For more information about generators and validators, please see generators/README.md.
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-1.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-1.json
index 0ced9b73cadb6462b06b35780be055439ce3634f..d6d1b84c2cf92edf74432ee4584f1c1fa68a2404 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-1.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-1.json
@@ -73,20 +73,9 @@
       "mounted": false
     },
     {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:eb:1b",
-      "interface": "InfiniBand",
-      "ip": "172.18.131.1",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uva-1-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
-    {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-10.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-10.json
index 1e648531cdb4f82ff6594688b558b27303362f30..47e2b3b7c4560d2837af8213a7fd7d243c67b456 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-10.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-10.json
@@ -73,20 +73,9 @@
       "mounted": false
     },
     {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:7a:e1",
-      "interface": "InfiniBand",
-      "ip": "172.18.131.10",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uva-10-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
-    {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -172,4 +161,4 @@
   },
   "type": "node",
   "uid": "uva-10"
-}
\ No newline at end of file
+}
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-11.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-11.json
index f545323a3d016628de2ee11c5f0fbcd02e8644ef..d9a98ac8d47b8542f366575aa107122dcb3301b5 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-11.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-11.json
@@ -73,20 +73,9 @@
       "mounted": false
     },
     {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:ea:e7",
-      "interface": "InfiniBand",
-      "ip": "172.18.131.11",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uva-11-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
-    {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-12.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-12.json
index 15c7a796f2b1f2d89b02e321e5bf6e92870f4731..5c445109e684bdee940db6a7f2689998d11ea6cf 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-12.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-12.json
@@ -73,20 +73,9 @@
       "mounted": false
     },
     {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:bf:ab",
-      "interface": "InfiniBand",
-      "ip": "172.18.131.12",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uva-12-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
-    {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-13.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-13.json
index 237337e4c5a3a22e5d0902917507a967a4d8a88e..5aca19dde4d722684f1eb3a2bbed0c8f050b757d 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-13.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-13.json
@@ -72,20 +72,9 @@
       "mounted": false
     },
     {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:76:21",
-      "interface": "InfiniBand",
-      "ip": "172.18.131.13",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uva-13-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
-    {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-2.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-2.json
index b07f55cdc75ef44e4b01e390378dbf6c3e938592..d565751cf7665efaa2401f544a2831050c3bbaa9 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-2.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-2.json
@@ -73,20 +73,9 @@
       "mounted": false
     },
     {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:77:39",
-      "interface": "InfiniBand",
-      "ip": "172.18.131.2",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uva-2-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
-    {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-3.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-3.json
index 05e3839b5f2813d6cc4b8926f24ed53f35023104..b6afa92d73969a9f9a12680383228a8e126986e8 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-3.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-3.json
@@ -73,20 +73,9 @@
       "mounted": false
     },
     {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:7a:d1",
-      "interface": "InfiniBand",
-      "ip": "172.18.131.3",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uva-3-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
-    {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-4.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-4.json
index 7e9abed470136ada814bc46915ea30e490443f68..d979accf77114bf01b6aeccf423de253d966495e 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-4.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-4.json
@@ -73,20 +73,9 @@
       "mounted": false
     },
     {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:eb:2f",
-      "interface": "InfiniBand",
-      "ip": "172.18.131.4",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uva-4-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
-    {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-5.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-5.json
index 0b44d668993dea6ea81978e01633d29a0d4e1ad0..921463b39fa0779ade7aa3dec2aa8ccb207883ae 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-5.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-5.json
@@ -73,20 +73,9 @@
       "mounted": false
     },
     {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:ea:ff",
-      "interface": "InfiniBand",
-      "ip": "172.18.131.5",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uva-5-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
-    {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-6.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-6.json
index af8c7b4cd3f6828c5a1b2486af66af2d5e2b8f3b..7fce70f162b01f83ab086147aa3586fd6243d8f7 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-6.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-6.json
@@ -73,20 +73,9 @@
       "mounted": false
     },
     {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:77:31",
-      "interface": "InfiniBand",
-      "ip": "172.18.131.6",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uva-6-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
-    {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-7.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-7.json
index eeb5d7b78c46720f81dc3b5a8ed16eb6381f83a0..498376a9208b4e4a773463ea27767daac6934b7a 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-7.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-7.json
@@ -73,20 +73,9 @@
       "mounted": false
     },
     {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:77:3d",
-      "interface": "InfiniBand",
-      "ip": "172.18.131.7",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uva-7-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
-    {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-8.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-8.json
index 5d32e85f4e9d4652ca657dd20bb24801b9d984e7..d236f4a40504918f3cc10308809324546edcbf68 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-8.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-8.json
@@ -73,20 +73,9 @@
       "mounted": false
     },
     {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:77:45",
-      "interface": "InfiniBand",
-      "ip": "172.18.131.8",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uva-8-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
-    {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-9.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-9.json
index 60a6a05e90b249806331c2c42a1593002a6e8d18..3c32f2ef73a31eaff64b34fe9afe2e2b016428c2 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-9.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-9.json
@@ -73,20 +73,9 @@
       "mounted": false
     },
     {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:7c:e9",
-      "interface": "InfiniBand",
-      "ip": "172.18.131.9",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uva-9-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
-    {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
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 abeadd4b624b5e646a0bb9ced7be6c4b3eaa02bd..a0c76f66e6168ee1662d93a34542428f1d44e8bb 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:11",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.1",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-1-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 f359acc6ea1a751e1d125647b84b561f918bb145..b0f8dd3f144b2d9039bd13a0cc6b4d1a415bb1df 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:49",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.10",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-10-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 26f82a6cf6688b7ef08a7e1258b40206b7dbc48d..61e6455ea65c5aaa923e7093149f295d664ac7a0 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:24",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.11",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-11-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 daba4505e4b0e23ffcabcf7ca190db93e2574331..0f8f315e9b5d79ecd5a55e1e03ef8e4e21473e69 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fc",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.12",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-12-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 f2f1ae7bdbbc49b3cd7054c0c98ac12a5115ad29..8235302bd9612fa49dc3c36728132612567e0791 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-13.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-13.json
@@ -52,6 +52,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -66,20 +69,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:cd",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.13",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-13-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 1f8d0dbb8e21afdc30fd764b23dde08d9d9f215e..b3824ef50f454d48a6cd13d2791510e3ae591632 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9d",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.14",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-14-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 5f1b3ca6a29ebfe8bda6c2930b08981800d240f9..dfcaf2f307638eb0a414b337d7a9f15d404dae52 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:cd",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.15",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-15-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 7c62e6488566fd69df48569bd52b2d3940b1e9ff..7b66f1aa62e72f65e9bb0f0dba98afb8c8b59958 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:c9",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.16",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-16-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 0e29bfda9baad43bc724c86faf425f538f15613c..f8ac3cedfcedc3a10744396b80f16f5cebdf092e 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:21",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.17",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-17-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 6a6bf2c74c23a53c4b01d63c9bebcb9161bacdc8..54243bff7e4be18d6efc43eaf09c9097c76a8402 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:39",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.18",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-18-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 af0d74eb8f7572045b27f828d0f0faf9f4ba55c5..8180c50a80ef748221b40194480e558c8721959d 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f1",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.19",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-19-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 4237672c30c6ea053022f07564838a890aedd0ad..cc321705e31b0f9b5ccd6df0006ba1f7e1554182 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:71",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.2",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-2-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 bfa797c9f53068524d42f0c3c490b86b3799f6c9..9d812d63533ef8027ea5ee391fee9ea3caa80afc 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1d",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.20",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-20-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 f544b1f675db5e610d81b9ebaccefe3efbc0806a..5f1609ea7ac6f41161ce40c04305798be41cb284 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f0",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.21",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-21-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 982690a0fb604a7b217f5b9fe4378dd749774795..d5e1a6fc1692f6149bef83113cf3fc850f28af92 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:91",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.22",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-22-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 56d83f10fb8d403fb870285cd5b4555a548c0605..ad623279ab1aad1c2d8a94a28ea1596afa7b0652 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e1",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.23",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-23-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 1b25ab002d431601601fe2198d5110d57689c881..24a8861129e6ff41cd68cf862ced7e3d37f93d4f 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8d",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.24",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-24-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 b965a10d1089e9be6e359254a4f1eabae8367222..171f0fcdb51efc68866a9fb068b56e0974084234 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:68",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.25",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-25-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 cbca1f3922bf3d45f27fb32e18acf79c30566d4a..f638e70eaf321df9c860e2c30872a8b597d298ac 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e5",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.26",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-26-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 c82ec9f42e6e49b1c96962b7ac6f71f863f09fd9..28f0907705d3f8d88d021a5ac99394e5815efad6 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:15",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.27",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-27-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 42d75476d5f62b0309dcdee62f29241c267a21d9..7e9e057ee36e3318995bfa313206fb6b5929fecd 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6c",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.28",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-28-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 4b0ae8f06e12f4cde1cab4ff72911226ddfae14d..29465c434e7995108731b42f0053d3b147ed4b29 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ec",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.29",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-29-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 51ee9fc0033f471e6d0c3fb439344c0d554f8eb0..38d7410fbc1bc4e181e0b20934e643f323ec3033 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.json
@@ -52,6 +52,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -66,20 +69,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:0d",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.3",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-3-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 012c65ccd8666dbbd9c968fca6a6522421f222ba..90ac4b35898933c58076c80ec2ae9ce38a73a5b1 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:99",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.30",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-30-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 dbc7b91648e1431228c140b37ead812854beebaf..259e9faeb515298fa071338001bec46986312e27 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:20",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.31",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-31-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 5dae12f0746fe37f274e5c44d82fb66c4b6b3f31..e3ecdb05f69c8fa73eff589412ef8f5557ab2c52 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:a1:c8",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.32",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-32-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 eff88f4044648ced841ae609c26ebc4b72d79281..89933dd617a84c5904ca3542061425063a3f0617 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1c",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.33",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-33-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 f6611d0d242113604409c0de2ffd010c8f951836..a4778775266560ac4860c3fcdf049c8f2a490c21 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:b9",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.34",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-34-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 de94796e4202cc3ef397ef5f6e07a0df7320be99..0034184b43ff260f2ca0195656a8b3248d5736e4 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:95",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.35",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-35-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 4447408fcdb74ef269e7a3baefac632bc0c6fa5f..aa809915fab49ba407463cd3a7d1e884eab639ff 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d5",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.36",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-36-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 15e0b74ba6bdd2621bcda02263d595b328f15f18..bfa8c452eddfe73109599f5a20aa5d4791b99310 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:50",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.37",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-37-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 ef7ef638d6080fe4edbba58a22f019e67cbf125f..d63de0a4e8b52181778c13d2c1176c4df27417ac 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:d9",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.38",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-38-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 23ac822b89c8bf901b29dd2aa75ed8d209770d4b..b25668e8c313c77c7a14457308428d3cbf4537b3 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:00",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.39",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-39-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 02ef2a7e42bdb3412766b9a268cd5df83fc3236b..3fc4724daaacb23470a250faea9acb73b4765e10 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2d",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.4",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-4-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 097568f8ab2d071b4686e22b8b7f3335c3050e10..5b2ec2d4c9ff62c5aebb844adf8a5be1fd9f74ed 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dc",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.40",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-40-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 5465821c2700440107b260e0693c8709f4ec3de7..d8353ecc4cbecf604789f320fe4ba1687c370489 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e9",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.41",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-41-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 f03960a512ef2069dd0e7108e76ba70fb51b8190..3ee2366a17eabc7139dcac4a58a9b0bbdef309eb 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:29",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.42",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-42-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 149c077050d9e5c8a946282885465058d8ceca1d..478033069dbf7ec2b0dff4270ab586e6aed0653a 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e8",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.43",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-43-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 4f6adb515b0f61f94c5d894c591b0c9553563651..13cc9efcd5bb964c7f3b7a4a58b5f1a79e0e14c7 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7d",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.44",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-44-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 236eb88b9ab01d021c9d98fc3fbb20473e4674c3..9b7634b2e6d395758a0be915455a74ad25e07940 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:41",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.5",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-5-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 f6408305da09b6350ed4830d210b7815d033c00c..ff23a944c2f67e16986327a6eadfd9b20a261efb 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:15",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.6",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-6-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-7.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-7.json
index c64aca679ecb07067fd86e3114f208e9416d00db..0fed68aa4b32cdafa1cc4fa1c0a9723dbd68a898 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-7.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-7.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "TOBEDEFINE",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.7",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-7-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 90d42f142acf4c7a10196114c690a8ee3f2efe0e..455a3b87a9e5c7598e12a58cee010185766f94b4 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:69",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.8",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-8-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
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 33f37efc2bd016f9fba6ae60cf99268f7048963d..682daccd080f567744d434c6152f3336a55985ff 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.json
@@ -53,6 +53,9 @@
       "mounted": false
     },
     {
+      "alias": [
+        "ib0"
+      ],
       "device": "ib0.8100",
       "driver": "mlx4_core",
       "enabled": true,
@@ -67,20 +70,6 @@
       "rate": 40000000000,
       "version": "MT26428"
     },
-    {
-      "device": "ib0",
-      "driver": "mlx4_core",
-      "enabled": true,
-      "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:18",
-      "interface": "InfiniBand",
-      "ip": "172.18.132.9",
-      "management": false,
-      "mountable": true,
-      "mounted": false,
-      "network_address": "uvb-9-ib0.sophia.grid5000.fr",
-      "rate": 40000000000,
-      "version": "MT26428"
-    },
     {
       "device": "bmc",
       "enabled": true,
diff --git a/grid5000-all.json b/grid5000-all.json
index 238c3d5006fba96d5c765a984d316974be651c8c..1af32c01a084b8d672efac66976a03c4d84f5451 100644
--- a/grid5000-all.json
+++ b/grid5000-all.json
@@ -190133,20 +190133,9 @@
                   "mounted": false
                 },
                 {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:eb:1b",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.131.1",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uva-1-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
-                {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -190308,20 +190297,9 @@
                   "mounted": false
                 },
                 {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:7a:e1",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.131.10",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uva-10-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
-                {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -190483,20 +190461,9 @@
                   "mounted": false
                 },
                 {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:ea:e7",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.131.11",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uva-11-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
-                {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -190658,20 +190625,9 @@
                   "mounted": false
                 },
                 {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:bf:ab",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.131.12",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uva-12-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
-                {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -190832,20 +190788,9 @@
                   "mounted": false
                 },
                 {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:76:21",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.131.13",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uva-13-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
-                {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -191007,20 +190952,9 @@
                   "mounted": false
                 },
                 {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:77:39",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.131.2",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uva-2-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
-                {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -191182,20 +191116,9 @@
                   "mounted": false
                 },
                 {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:7a:d1",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.131.3",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uva-3-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
-                {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -191357,20 +191280,9 @@
                   "mounted": false
                 },
                 {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:eb:2f",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.131.4",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uva-4-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
-                {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -191532,20 +191444,9 @@
                   "mounted": false
                 },
                 {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:ea:ff",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.131.5",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uva-5-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
-                {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -191707,20 +191608,9 @@
                   "mounted": false
                 },
                 {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:77:31",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.131.6",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uva-6-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
-                {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -191882,20 +191772,9 @@
                   "mounted": false
                 },
                 {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:77:3d",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.131.7",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uva-7-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
-                {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -192057,20 +191936,9 @@
                   "mounted": false
                 },
                 {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:77:45",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.131.8",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uva-8-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
-                {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -192232,20 +192100,9 @@
                   "mounted": false
                 },
                 {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:7c:e9",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.131.9",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
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-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
-                {
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+                  ],
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                   "driver": "mlx4_core",
                   "enabled": true,
@@ -192400,6 +192257,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
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@@ -192414,20 +192274,6 @@
                   "rate": 40000000000,
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-                  "interface": "InfiniBand",
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-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -192554,6 +192400,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
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@@ -192568,20 +192417,6 @@
                   "rate": 40000000000,
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-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -192708,6 +192543,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
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@@ -192722,20 +192560,6 @@
                   "rate": 40000000000,
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-                  "interface": "InfiniBand",
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-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -192862,6 +192686,9 @@
                   "mounted": false
                 },
                 {
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+                    "ib0"
+                  ],
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@@ -192876,20 +192703,6 @@
                   "rate": 40000000000,
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-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -193015,6 +192828,9 @@
                   "mounted": false
                 },
                 {
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+                    "ib0"
+                  ],
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@@ -193029,20 +192845,6 @@
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                 {
                   "device": "bmc",
                   "enabled": true,
@@ -193169,6 +192971,9 @@
                   "mounted": false
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                 {
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+                  ],
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@@ -193184,21 +192989,7 @@
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-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
-                {
-                  "device": "bmc",
+                  "device": "bmc",
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                   "interface": "Ethernet",
                   "ip": "172.17.132.14",
@@ -193323,6 +193114,9 @@
                   "mounted": false
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@@ -193337,20 +193131,6 @@
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                 {
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@@ -193477,6 +193257,9 @@
                   "mounted": false
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@@ -193491,20 +193274,6 @@
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                 {
                   "device": "bmc",
                   "enabled": true,
@@ -193631,6 +193400,9 @@
                   "mounted": false
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@@ -193645,20 +193417,6 @@
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                 {
                   "device": "bmc",
                   "enabled": true,
@@ -193785,6 +193543,9 @@
                   "mounted": false
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@@ -193799,20 +193560,6 @@
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@@ -193939,6 +193686,9 @@
                   "mounted": false
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@@ -193953,20 +193703,6 @@
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                 {
                   "device": "bmc",
                   "enabled": true,
@@ -194093,6 +193829,9 @@
                   "mounted": false
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@@ -194107,20 +193846,6 @@
                   "rate": 40000000000,
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                 {
                   "device": "bmc",
                   "enabled": true,
@@ -194247,6 +193972,9 @@
                   "mounted": false
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                 {
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@@ -194261,20 +193989,6 @@
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                 {
                   "device": "bmc",
                   "enabled": true,
@@ -194401,6 +194115,9 @@
                   "mounted": false
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                 {
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@@ -194415,20 +194132,6 @@
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                 {
                   "device": "bmc",
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@@ -194555,6 +194258,9 @@
                   "mounted": false
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                 {
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@@ -194569,20 +194275,6 @@
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-                },
                 {
                   "device": "bmc",
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@@ -194709,6 +194401,9 @@
                   "mounted": false
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                 {
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@@ -194723,20 +194418,6 @@
                   "rate": 40000000000,
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-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -194863,6 +194544,9 @@
                   "mounted": false
                 },
                 {
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+                    "ib0"
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@@ -194877,20 +194561,6 @@
                   "rate": 40000000000,
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-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -195017,6 +194687,9 @@
                   "mounted": false
                 },
                 {
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+                    "ib0"
+                  ],
                   "device": "ib0.8100",
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@@ -195031,20 +194704,6 @@
                   "rate": 40000000000,
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-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -195171,6 +194830,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
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@@ -195185,20 +194847,6 @@
                   "rate": 40000000000,
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-                  "interface": "InfiniBand",
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-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -195325,6 +194973,9 @@
                   "mounted": false
                 },
                 {
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+                    "ib0"
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                   "device": "ib0.8100",
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@@ -195339,20 +194990,6 @@
                   "rate": 40000000000,
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-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -195479,6 +195116,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
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                   "device": "ib0.8100",
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@@ -195493,20 +195133,6 @@
                   "rate": 40000000000,
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-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -195633,6 +195259,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
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@@ -195647,20 +195276,6 @@
                   "rate": 40000000000,
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-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -195786,6 +195401,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
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                   "device": "ib0.8100",
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@@ -195800,20 +195418,6 @@
                   "rate": 40000000000,
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-                  "interface": "InfiniBand",
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-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -195940,6 +195544,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -195954,20 +195561,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:99",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.30",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-30-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -196094,6 +195687,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -196108,20 +195704,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:20",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.31",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-31-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -196248,31 +195830,20 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
                   "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:a1:c8",
                   "interface": "InfiniBand",
                   "ip": "172.18.132.32",
-                  "ip6": "fe80::224:e890:97ff:a1c8",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": true,
-                  "network_address": "uvb-32-ib0.8100.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:a1:c8",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.32",
+                  "ip6": "fe80::224:e890:97ff:a1c8",
                   "management": false,
                   "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-32-ib0.sophia.grid5000.fr",
+                  "mounted": true,
+                  "network_address": "uvb-32-ib0.8100.sophia.grid5000.fr",
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
@@ -196402,6 +195973,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -196416,20 +195990,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1c",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.33",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-33-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -196556,6 +196116,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -196570,20 +196133,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:b9",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.34",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-34-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -196710,6 +196259,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -196724,20 +196276,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:95",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.35",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-35-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -196864,6 +196402,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -196878,20 +196419,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d5",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.36",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-36-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -197018,6 +196545,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -197032,20 +196562,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:50",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.37",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-37-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -197172,6 +196688,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -197186,20 +196705,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:d9",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.38",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-38-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -197326,6 +196831,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -197340,20 +196848,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:00",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.39",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-39-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -197480,6 +196974,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -197494,20 +196991,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2d",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.4",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-4-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -197634,6 +197117,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -197648,20 +197134,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dc",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.40",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-40-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -197788,6 +197260,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -197802,20 +197277,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e9",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.41",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-41-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -197942,6 +197403,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -197956,20 +197420,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:29",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.42",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-42-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -198096,6 +197546,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -198110,20 +197563,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e8",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.43",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-43-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -198250,6 +197689,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -198264,20 +197706,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7d",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.44",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-44-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -198404,6 +197832,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -198418,20 +197849,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:41",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.5",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-5-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -198558,6 +197975,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -198572,20 +197992,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:15",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.6",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-6-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -198712,6 +198118,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -198726,20 +198135,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "TOBEDEFINE",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.7",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-7-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -198866,6 +198261,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -198880,20 +198278,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:69",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.8",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-8-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
@@ -199020,6 +198404,9 @@
                   "mounted": false
                 },
                 {
+                  "alias": [
+                    "ib0"
+                  ],
                   "device": "ib0.8100",
                   "driver": "mlx4_core",
                   "enabled": true,
@@ -199034,20 +198421,6 @@
                   "rate": 40000000000,
                   "version": "MT26428"
                 },
-                {
-                  "device": "ib0",
-                  "driver": "mlx4_core",
-                  "enabled": true,
-                  "guid": "20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:18",
-                  "interface": "InfiniBand",
-                  "ip": "172.18.132.9",
-                  "management": false,
-                  "mountable": true,
-                  "mounted": false,
-                  "network_address": "uvb-9-ib0.sophia.grid5000.fr",
-                  "rate": 40000000000,
-                  "version": "MT26428"
-                },
                 {
                   "device": "bmc",
                   "enabled": true,
diff --git a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-1.yaml b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-1.yaml
index 139bb379bc305756af82852a34015658c24dcf97..9f1f4a0312455c7db3e92c23a4db15739f051d46 100644
--- a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-1.yaml
+++ b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-1.yaml
@@ -43,13 +43,6 @@ uva-1:
       interface: Ethernet
       mac: 00:26:b9:55:ba:7e
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:eb:1b
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:eb:1b
diff --git a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-10.yaml b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-10.yaml
index 3fbc1e7287f318b20b4763d064957a231ed3c149..16499834e26903f33a7fe2eccf2d2a64b8d4babc 100644
--- a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-10.yaml
+++ b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-10.yaml
@@ -43,13 +43,6 @@ uva-10:
       interface: Ethernet
       mac: 00:26:b9:55:c3:64
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:7a:e1
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:7a:e1
diff --git a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-11.yaml b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-11.yaml
index e44afeb9ff0fc34363526e1c2caccbe1419eff1f..230c7a42aee6c7a14369eeeb66e2d91ecb7601ed 100644
--- a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-11.yaml
+++ b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-11.yaml
@@ -43,13 +43,6 @@ uva-11:
       interface: Ethernet
       mac: 00:24:e8:5b:43:9c
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:ea:e7
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:ea:e7
diff --git a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-12.yaml b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-12.yaml
index 5f296cd5a744d3e63d7b8d5531333ecbdbb947be..eae01496c8cea0651c5186ae99298ec40e6fea6a 100644
--- a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-12.yaml
+++ b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-12.yaml
@@ -43,13 +43,6 @@ uva-12:
       interface: Ethernet
       mac: 00:26:b9:55:ba:89
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:bf:ab
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:bf:ab
diff --git a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-13.yaml b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-13.yaml
index 7b10140f4d06b9e14e175ee26d9fb650de0a1d57..b8b19caabe489c402d2e9b4b8bcb14ee59b04324 100644
--- a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-13.yaml
+++ b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-13.yaml
@@ -42,13 +42,6 @@ uva-13:
       interface: Ethernet
       mac: 00:24:e8:5b:43:aa
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:76:21
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:76:21
diff --git a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-2.yaml b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-2.yaml
index 99bc3171344777fee4d1f054f401a6503aaca863..5d553d49bddb0fc7af0cb4b5216176d0e7f2b697 100644
--- a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-2.yaml
+++ b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-2.yaml
@@ -43,13 +43,6 @@ uva-2:
       interface: Ethernet
       mac: 00:26:b9:55:ac:75
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:77:39
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:77:39
diff --git a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-3.yaml b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-3.yaml
index fe789a2a5545faa74626392a14081155f1ffe663..f4b761ab8f7c119f8d7683737348d06bd16c5d30 100644
--- a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-3.yaml
+++ b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-3.yaml
@@ -43,13 +43,6 @@ uva-3:
       interface: Ethernet
       mac: 00:26:b9:55:af:0c
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:7a:d1
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:7a:d1
diff --git a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-4.yaml b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-4.yaml
index 71acd67664d4541e8e1246803b3229fe6e799295..fb71607c4f5eb7a54b29101132912caadc0e94b7 100644
--- a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-4.yaml
+++ b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-4.yaml
@@ -43,13 +43,6 @@ uva-4:
       interface: Ethernet
       mac: 00:26:b9:55:b6:d9
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:eb:2f
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:eb:2f
diff --git a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-5.yaml b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-5.yaml
index 9c45d5e0d26b81a4771825fdb67b0e821c49e20f..5a8fbeb4837e889594cfb0dfba1335c0eaafd75a 100644
--- a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-5.yaml
+++ b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-5.yaml
@@ -43,13 +43,6 @@ uva-5:
       interface: Ethernet
       mac: 00:26:b9:55:ac:58
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:ea:ff
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0c:ea:ff
diff --git a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-6.yaml b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-6.yaml
index e456c4db73ae01fb49bf3181a383fe408dc09744..84f1723ad12490272446249a0a3a8e00bdc2a15c 100644
--- a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-6.yaml
+++ b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-6.yaml
@@ -43,13 +43,6 @@ uva-6:
       interface: Ethernet
       mac: 00:24:e8:5b:45:5c
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:77:31
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:77:31
diff --git a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-7.yaml b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-7.yaml
index c3cb13f0abf8b9d5732d05b1688df72543b50326..2f6cc04321cfacb55050d6e9d0ba18cbc719af20 100644
--- a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-7.yaml
+++ b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-7.yaml
@@ -43,13 +43,6 @@ uva-7:
       interface: Ethernet
       mac: 00:26:b9:55:a4:ae
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:77:3d
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:77:3d
diff --git a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-8.yaml b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-8.yaml
index d59c510bec700356426c2af572abc880e1ce25a7..f9422d13a1dd5bd44c66621ef6364dc84fe35305 100644
--- a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-8.yaml
+++ b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-8.yaml
@@ -43,13 +43,6 @@ uva-8:
       interface: Ethernet
       mac: 00:26:b9:55:b2:03
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:77:45
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:77:45
diff --git a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-9.yaml b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-9.yaml
index d7837fac69e1e6602656093d78a0461992689c23..130e19e2be340cf76e1864e43f9dc70deb3a35d4 100644
--- a/input/grid5000/sites/sophia/clusters/uva/nodes/uva-9.yaml
+++ b/input/grid5000/sites/sophia/clusters/uva/nodes/uva-9.yaml
@@ -43,13 +43,6 @@ uva-9:
       interface: Ethernet
       mac: 00:26:b9:55:af:3c
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:7c:e9
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:02:c9:03:00:0d:7c:e9
diff --git a/input/grid5000/sites/sophia/clusters/uva/uva.yaml b/input/grid5000/sites/sophia/clusters/uva/uva.yaml
index ce2c7b82a5c6ad296336fcd13cbf9bf3c08b713c..49ab6e4743020a8e8111ca7d037362a157f4895a 100644
--- a/input/grid5000/sites/sophia/clusters/uva/uva.yaml
+++ b/input/grid5000/sites/sophia/clusters/uva/uva.yaml
@@ -56,14 +56,11 @@ nodes:
         enabled: false
         mountable: false
         mounted: false
-      ib0:
-        enabled: true
-        mountable: true
-        mounted: false
       ib0.8100:
         enabled: true
         mountable: true
         mounted: true
+        alias: [ib0]
       bmc:
         interface: Ethernet
         enabled: true
diff --git a/input/grid5000/sites/sophia/clusters/uva/uva_ip.yaml.erb b/input/grid5000/sites/sophia/clusters/uva/uva_ip.yaml.erb
index 5096d71bd9264aa6e66ad1b2bb13fbe536ca43e9..792d6ec7556e04ee68f1927ef1c4d8338e725b4d 100644
--- a/input/grid5000/sites/sophia/clusters/uva/uva_ip.yaml.erb
+++ b/input/grid5000/sites/sophia/clusters/uva/uva_ip.yaml.erb
@@ -22,7 +22,7 @@ nodes:
                    )[i-1] %>
       bmc:
         ip: 172.17.131.<%= i %>
-      ib0:
+      ib0.8100:
         ip: 172.18.131.<%= i %>
 
 <% i152 = i+151 %>
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 001c4391465318a8f92708167ed32a4821bd5554..616f2466566292626658579298cfec2fc26dd362 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.yaml
@@ -33,13 +33,6 @@ uvb-1:
       interface: Ethernet
       mac: 00:26:6c:f8:38:b9
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:11
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:11
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 860c77f0d11a9b220ce1b67e96244630b71a0f0c..41175d9471e901fe91e9771cfb7879b05e85ba9a 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.yaml
@@ -33,13 +33,6 @@ uvb-10:
       interface: Ethernet
       mac: 00:26:6c:f8:3e:e9
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:49
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:58:49
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 a764ac5132d97d96fb1f67041c7aa39d5cac368d..ba209af2ef59ac03adfe6e70ed5093d3b46e90d7 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.yaml
@@ -33,13 +33,6 @@ uvb-11:
       interface: Ethernet
       mac: 00:26:6c:f8:33:29
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:24
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:24
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 3186e70388da4b54977a4613c2105c56e6cc081c..1106325d549df5fa3e7a62a35b7a9a1419931c85 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.yaml
@@ -33,13 +33,6 @@ uvb-12:
       interface: Ethernet
       mac: 00:26:6c:f8:3c:d1
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fc
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:fc
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 1297faaa8a804abd3e6c7f75ef560d894d9b41d3..f40e8fc97e05dc10011e1e67d5c5e9c601b26663 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-13.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-13.yaml
@@ -32,13 +32,6 @@ uvb-13:
       interface: Ethernet
       mac: 00:26:6c:f0:13:65
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:cd
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:14:fe:b5:90:97:fe:d0:cd
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 473e5c4b27f37f705514d21e780040de655f4905..cf190bffb6566e7b09b14c9c866b4efcafc3ab5c 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.yaml
@@ -33,13 +33,6 @@ uvb-14:
       interface: Ethernet
       mac: 00:26:6c:f8:5d:6d
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9d
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:9d
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 3f29b2ff62d24eb23d0fa776a10e53e5ac28b7b5..e2cc7ed89431bed15d6a8892127a02def22a008e 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.yaml
@@ -33,13 +33,6 @@ uvb-15:
       interface: Ethernet
       mac: 00:26:6c:f8:2d:79
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:cd
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:cd
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 35efaddfde9a5fff0aa8840823bfd5fee0f9390b..781918ca9c8998446c11df8baa3b88f3ec1e1850 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.yaml
@@ -33,13 +33,6 @@ uvb-16:
       interface: Ethernet
       mac: 00:26:6c:f8:2f:c5
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:c9
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:c9
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 8f20accd77023e24cd37479185f6111f68db604a..5b66a994103af1166201d2c6a0bae158aad0063c 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.yaml
@@ -33,13 +33,6 @@ uvb-17:
       interface: Ethernet
       mac: 00:26:6c:f8:31:d5
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:21
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:21
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 4f2fadc913aa9f6cce3b7bdb93ef3c5c20ede474..2bd8e7b1e7be71cb06d68f737f8566d75d5960e5 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.yaml
@@ -33,13 +33,6 @@ uvb-18:
       interface: Ethernet
       mac: 00:26:6c:f8:3e:65
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:39
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:39
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 51b2a6f0ad15e2c7d79e7580b51d42e07c8d4e8c..0d0be0097db5f29401263c4b0793d497167c570a 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.yaml
@@ -33,13 +33,6 @@ uvb-19:
       interface: Ethernet
       mac: 00:26:6c:f8:36:ed
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f1
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:f1
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 81606bd118d76cb1534c69f4851e7a8652047ac7..13e7993fe906723f51303a52a0d36d4c5db57532 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.yaml
@@ -33,13 +33,6 @@ uvb-2:
       interface: Ethernet
       mac: 00:26:6c:f8:36:91
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:71
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:71
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 62ce4bbf6d221bc514b4fc310c86df2d7ce783df..65327853261015703164fb6886f237187ffe48f8 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.yaml
@@ -33,13 +33,6 @@ uvb-20:
       interface: Ethernet
       mac: 00:26:6c:f8:3d:e9
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1d
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:1d
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 59b1a2f3516292873886b31e5f339ba9f1b45862..64c70d325338e2f98f03f62679dd2909fcffa52a 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.yaml
@@ -33,13 +33,6 @@ uvb-21:
       interface: Ethernet
       mac: 00:26:6c:f8:5b:4d
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f0
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:f0
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 ca0bc729aff1e65ebb3e072f2eff1e906c5ffbf6..f9b4f948342c37cc2fa6b7de2862d64cc3bc5024 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.yaml
@@ -33,13 +33,6 @@ uvb-22:
       interface: Ethernet
       mac: 00:26:6c:f8:31:29
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:91
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:91
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 51e3541d7253fe8925e7561a474743fbb6b17af3..2712bd84920a84422b16e0295882fcd0ab522e55 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.yaml
@@ -33,13 +33,6 @@ uvb-23:
       interface: Ethernet
       mac: 00:26:6c:f8:36:49
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e1
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:e1
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 71e10e37095f807e86d885cb50f87c17ca88fa14..98fc3e92509cb66a5e0a9ef553057ca1925d379a 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.yaml
@@ -33,13 +33,6 @@ uvb-24:
       interface: Ethernet
       mac: 00:26:6c:f8:2d:15
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8d
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:8d
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 d357cfb62b76bb7637c79972d72e6fcb97b6dec9..7db973c0ed4afb9c1d3e13c68b6e2d82dc296995 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.yaml
@@ -33,13 +33,6 @@ uvb-25:
       interface: Ethernet
       mac: 00:26:6c:f8:32:89
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:68
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:68
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 4341641f65e74e5bcc93db7cdb7ce55849bc3698..ff5cf8939ce7c7ed43251e546981d5511f517cca 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.yaml
@@ -33,13 +33,6 @@ uvb-26:
       interface: Ethernet
       mac: 00:26:6c:f8:35:89
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e5
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e5
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 dc8bc07e49655f6a3e348bb43e8231b683bdb597..3510284fdeb8dc04165135ff0c9c42db6beea098 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.yaml
@@ -33,13 +33,6 @@ uvb-27:
       interface: Ethernet
       mac: 00:26:6c:f8:3e:ed
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:15
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c5:15
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 02e017dd82cdf144b9919db4ebc50e5cba6c7fab..e34b95e5043c2cdd8821798790742ec893b3521b 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.yaml
@@ -33,13 +33,6 @@ uvb-28:
       interface: Ethernet
       mac: 00:26:6c:f8:2e:d5
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6c
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:6c
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 b608b1b64a5469c1eb55ffed1a4e969f693e9eb9..3b75a56811c6371bcb9398ed88a17f9a102674b9 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.yaml
@@ -33,13 +33,6 @@ uvb-29:
       interface: Ethernet
       mac: 00:26:6c:f8:3c:55
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ec
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:ec
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 a4e2192176ce5bead18cd0ad4304d36b7961a767..70357dfc41fcbc5d40e856b14ef2ef64ef9d8240 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.yaml
@@ -31,13 +31,6 @@ uvb-3:
       interface: Ethernet
       mac: 00:26:6c:fb:8a:2d
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:0d
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:0d
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 6757d87839e662575f48d6b1aab657de2d39bb52..05cafb7d74b0eaec5768cdeeaa84e43a9c0fd2ce 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.yaml
@@ -33,13 +33,6 @@ uvb-30:
       interface: Ethernet
       mac: 00:26:6c:f8:2e:c1
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:99
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:99
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 53d392330402105118d861af15931548b1dc78d9..9075fdc18ae6995ee82a4e81c79b26229fc247ff 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.yaml
@@ -33,13 +33,6 @@ uvb-31:
       interface: Ethernet
       mac: 00:26:6c:f8:32:39
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:20
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:20
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 d0d0ccf22e1206968f1c24c0ae41752d6fb5c3a0..ae038732eb7f56a330b71bb15925b414eeb3741c 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.yaml
@@ -33,13 +33,6 @@ uvb-32:
       interface: Ethernet
       mac: 00:26:6c:f3:2e:b1
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:a1:c8
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:a1:c8
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 c951fe6f116510fcd2a83bd9cc46b577f317bccf..f7f43d7e9441b5c9f0d0819320275fb60d644b94 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.yaml
@@ -33,13 +33,6 @@ uvb-33:
       interface: Ethernet
       mac: 00:26:6c:f8:31:21
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1c
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:1c
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 abc45bb7a9fe30858ca166aa3a8dcf85727efcf0..f7bceac9dee235d1f371b08c0d733146c12bfd7b 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.yaml
@@ -33,13 +33,6 @@ uvb-34:
       interface: Ethernet
       mac: 00:26:6c:f8:5e:41
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:b9
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:b9
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 07df672a0993efe5422e383997a325434dacde25..44d08f796552f0b83644f679471365e33f315eda 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.yaml
@@ -33,13 +33,6 @@ uvb-35:
       interface: Ethernet
       mac: 00:26:6c:f8:31:31
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:95
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:8a:95
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 914462cb5f74cef3a236e93a621171caaa3fb52c..91358954311ede5ea6e65c7c4c0cd135549d1ff8 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.yaml
@@ -33,13 +33,6 @@ uvb-36:
       interface: Ethernet
       mac: 00:26:6c:f8:3f:b9
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d5
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:57:d5
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 1d71e3b71db7911a9aecc2ab2ad295fc539168f0..19d2d2bf0b3805fdcc0c176c38b9259ecccc2dfb 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.yaml
@@ -33,13 +33,6 @@ uvb-37:
       interface: Ethernet
       mac: 00:26:6c:f8:2f:15
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:50
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:50
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 e669f973bd95a5b73a8c736af366975c24a3170e..28a90b86c31d7d58d82c3d85ea0295da378b9763 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.yaml
@@ -33,13 +33,6 @@ uvb-38:
       interface: Ethernet
       mac: 00:26:6c:f8:2e:31
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:d9
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:d9
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 94f2e432845f1d3163bcf45578d5dbef3741af69..29c07753f231c7abc6a486493a2d0c60be8f2d5b 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.yaml
@@ -33,13 +33,6 @@ uvb-39:
       interface: Ethernet
       mac: 00:26:6c:f8:58:1d
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:00
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ae:00
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 88f06f2c292dc1946d488ac0dc061cf3c474ac10..7b191dd3cf5f1827e9ad35cc66343e4f8cab10e5 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.yaml
@@ -33,13 +33,6 @@ uvb-4:
       interface: Ethernet
       mac: 00:26:6c:f8:2d:c5
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2d
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:2d
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 79b6c67d824f094a819ab11182f48f4282f30f96..9e2d574ee24fdcf2316da9c0c0c3941df8bbb57f 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.yaml
@@ -33,13 +33,6 @@ uvb-40:
       interface: Ethernet
       mac: 00:26:6c:f8:30:9d
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dc
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:dc
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 c8aa841dadcca957492a156b461a830f63316160..e490210e52e98a135b4e8633538029f5c4ef9875 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.yaml
@@ -33,13 +33,6 @@ uvb-41:
       interface: Ethernet
       mac: 00:26:6c:f8:35:7d
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e9
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c4:e9
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 45557dc8f5fc15176370ee49df73be224c99449f..bfe6c444526c8c8aa3b866fd5271c61623b5cc54 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.yaml
@@ -33,13 +33,6 @@ uvb-42:
       interface: Ethernet
       mac: 00:26:6c:f8:3d:05
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:29
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:29
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 0a2b0ef80b0c5b21e7a10fe233dabdc7917e76f3..5e50ae2762ce7ee4aef51ef51232eb8eebfe7894 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.yaml
@@ -33,13 +33,6 @@ uvb-43:
       interface: Ethernet
       mac: 00:26:6c:f8:58:29
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e8
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:ad:e8
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 175c8c158566f822ac907fac63237df96bff82fa..b2057f9053c7b859474e6fc202cece3b61b27ca6 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.yaml
@@ -33,13 +33,6 @@ uvb-44:
       interface: Ethernet
       mac: 00:26:6c:f8:33:39
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7d
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:7d
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 9b0bf17cf60904565e1febc79ed688c7d936fa96..2a5ccc157101f25d082cabb629d1ed39b05e48ef 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.yaml
@@ -33,13 +33,6 @@ uvb-5:
       interface: Ethernet
       mac: 00:26:6c:f8:58:71
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:41
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:59:41
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 91bb041cd047fdfa7e8880a43eb59ae0bd69d77a..835b01b072a78f452c5df5fb50f6ff96a6041e53 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.yaml
@@ -33,13 +33,6 @@ uvb-6:
       interface: Ethernet
       mac: 00:26:6c:f8:33:d1
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:15
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:15
diff --git a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-7.yaml b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-7.yaml
index 2cbd80750416ae5bc3fb0192e5a08a5ed56673b4..dc5d8ebcddb06f5cb1111451d0ea919d2bd1769e 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-7.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-7.yaml
@@ -32,13 +32,6 @@ uvb-7:
       interface: Ethernet
       mac: 00:26:6c:f8:39:01
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: TOBEDEFINE
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: TOBEDEFINE
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 1f85c05f01dabd943a0c11926fa54939003e64b7..2ca82c3d8fbaf3d44a43a369265145137d2d0b25 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.yaml
@@ -33,13 +33,6 @@ uvb-8:
       interface: Ethernet
       mac: 00:26:6c:f8:3a:15
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:69
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:c6:69
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 acc985fa7ac7e21cee95b6e86c439fe86239412e..f575f21bed30a0452efa1372abe227c379a5f5f7 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.yaml
@@ -33,13 +33,6 @@ uvb-9:
       interface: Ethernet
       mac: 00:26:6c:f8:3e:9d
       management: false
-    ib0:
-      driver: mlx4_core
-      guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:18
-      interface: InfiniBand
-      management: false
-      rate: 40000000000
-      version: MT26428
     ib0.8100:
       driver: mlx4_core
       guid: 20:00:55:00:41:80:00:00:00:00:00:00:00:24:e8:90:97:ff:af:18
diff --git a/input/grid5000/sites/sophia/clusters/uvb/uvb.yaml b/input/grid5000/sites/sophia/clusters/uvb/uvb.yaml
index 66a0b1018f0f779bc97fbd70ec5e575b7fda08ba..cf0174d73348e09045ac6d5c674a2287da40a0f3 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/uvb.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/uvb.yaml
@@ -48,14 +48,11 @@ nodes:
         enabled: false
         mountable: false
         mounted: false
-      ib0:
-        enabled: true
-        mountable: true
-        mounted: false
       ib0.8100:
         enabled: true
         mountable: true
         mounted: true
+        alias: [ib0]
       bmc:
         interface: Ethernet
         enabled: true
diff --git a/input/grid5000/sites/sophia/clusters/uvb/uvb_ip.yaml.erb b/input/grid5000/sites/sophia/clusters/uvb/uvb_ip.yaml.erb
index e884a13638326af4cdbd48be80ce38c186fb49dd..98bfeb65c3dcc3d709d8e54115c6937d0f3b1a1a 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/uvb_ip.yaml.erb
+++ b/input/grid5000/sites/sophia/clusters/uvb/uvb_ip.yaml.erb
@@ -53,7 +53,7 @@ nodes:
                    )[i-1] %>
       bmc:
         ip: 172.17.132.<%= i %>
-      ib0:
+      ib0.8100:
         ip: 172.18.132.<%= i %>
 
     kavlan: