diff --git a/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.json b/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.json
index 6322dba702088c1b1a427b6f26fea91ff9ecc880..b4809de77332bae76109a05c5245466955e25176 100644
--- a/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.json
+++ b/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.json
@@ -180,15 +180,16 @@
       "driver": "mlx5_core",
       "enabled": true,
       "firmware_version": "16.23.1020",
-      "guid": "0x98039b03009266da",
+      "guid": "0x98039b03009a3ac6",
       "interface": "InfiniBand",
       "kavlan": false,
       "mac": "00:00:10:86:fe:80:00:00:00:00:00:00:98:03:9b:03:00:9a:3a:c6",
       "management": false,
       "model": "MT27800 Family [ConnectX-5]",
-      "mountable": false,
-      "mounted": false,
+      "mountable": true,
+      "mounted": true,
       "name": "ib1",
+      "network_address": "gemini-1-ib1.lyon.grid5000.fr",
       "rate": 100000000000,
       "vendor": "Mellanox Technologies"
     },
@@ -197,24 +198,25 @@
       "driver": "mlx5_core",
       "enabled": true,
       "firmware_version": "16.23.1020",
-      "guid": "0x98039b03009266da",
+      "guid": "0x98039b0300931f6e",
       "interface": "InfiniBand",
       "kavlan": false,
       "mac": "00:00:10:86:fe:80:00:00:00:00:00:00:98:03:9b:03:00:93:1f:6e",
       "management": false,
       "model": "MT27800 Family [ConnectX-5]",
-      "mountable": false,
-      "mounted": false,
+      "mountable": true,
+      "mounted": true,
       "name": "ib2",
+      "network_address": "gemini-1-ib2.lyon.grid5000.fr",
       "rate": 100000000000,
       "vendor": "Mellanox Technologies"
     },
     {
       "device": "ib3",
       "driver": "mlx5_core",
-      "enabled": true,
+      "enabled": false,
       "firmware_version": "16.23.1020",
-      "guid": "0x98039b03009266da",
+      "guid": "0x98039b03009a3af2",
       "interface": "InfiniBand",
       "kavlan": false,
       "mac": "00:00:10:86:fe:80:00:00:00:00:00:00:98:03:9b:03:00:9a:3a:f2",
@@ -223,7 +225,7 @@
       "mountable": false,
       "mounted": false,
       "name": "ib3",
-      "rate": 100000000000,
+      "rate": 10000000000,
       "vendor": "Mellanox Technologies"
     },
     {
diff --git a/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.json b/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.json
index df4277e0ebc27aab4163bab26d4b0f5de3ea22f4..3f3d9667915bc4380205babb4775f9d501d1948f 100644
--- a/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.json
+++ b/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.json
@@ -180,15 +180,16 @@
       "driver": "mlx5_core",
       "enabled": true,
       "firmware_version": "16.23.1020",
-      "guid": "0x98039b03009a4a4e",
+      "guid": "0x98039b03009a4a46",
       "interface": "InfiniBand",
       "kavlan": false,
       "mac": "00:00:10:86:fe:80:00:00:00:00:00:00:98:03:9b:03:00:9a:4a:46",
       "management": false,
       "model": "MT27800 Family [ConnectX-5]",
-      "mountable": false,
-      "mounted": false,
+      "mountable": true,
+      "mounted": true,
       "name": "ib1",
+      "network_address": "gemini-2-ib1.lyon.grid5000.fr",
       "rate": 100000000000,
       "vendor": "Mellanox Technologies"
     },
@@ -197,24 +198,25 @@
       "driver": "mlx5_core",
       "enabled": true,
       "firmware_version": "16.23.1020",
-      "guid": "0x98039b03009a4a4e",
+      "guid": "0x98039b03009a2746",
       "interface": "InfiniBand",
       "kavlan": false,
       "mac": "00:00:10:86:fe:80:00:00:00:00:00:00:98:03:9b:03:00:9a:27:46",
       "management": false,
       "model": "MT27800 Family [ConnectX-5]",
-      "mountable": false,
-      "mounted": false,
+      "mountable": true,
+      "mounted": true,
       "name": "ib2",
+      "network_address": "gemini-2-ib2.lyon.grid5000.fr",
       "rate": 100000000000,
       "vendor": "Mellanox Technologies"
     },
     {
       "device": "ib3",
       "driver": "mlx5_core",
-      "enabled": true,
+      "enabled": false,
       "firmware_version": "16.23.1020",
-      "guid": "0x98039b03009a4a4e",
+      "guid": "0x98039b03009a4b6a",
       "interface": "InfiniBand",
       "kavlan": false,
       "mac": "00:00:10:86:fe:80:00:00:00:00:00:00:98:03:9b:03:00:9a:4b:6a",
@@ -223,7 +225,7 @@
       "mountable": false,
       "mounted": false,
       "name": "ib3",
-      "rate": 100000000000,
+      "rate": 10000000000,
       "vendor": "Mellanox Technologies"
     },
     {
diff --git a/input/grid5000/sites/lyon/clusters/gemini/gemini_ib.yaml b/input/grid5000/sites/lyon/clusters/gemini/gemini_ib.yaml
index 6cf42a0dc3f20318cf99c9e0101d0561504b9589..59dac1923a7fb8e0f8d00cc5845d7196ec4206b7 100644
--- a/input/grid5000/sites/lyon/clusters/gemini/gemini_ib.yaml
+++ b/input/grid5000/sites/lyon/clusters/gemini/gemini_ib.yaml
@@ -6,3 +6,15 @@ nodes:
         mountable: true
         mounted: true
         netmask: 255.255.240.0
+      ib1:
+        enabled: true
+        mountable: true
+        mounted: true
+      ib2:
+        enabled: true
+        mountable: true
+        mounted: true
+      ib3:
+        enabled: false
+        mountable: false
+        mounted: false
diff --git a/input/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.yaml b/input/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.yaml
index 14fc5112adf1cbcf93ab08e41430dfdf7416bb79..424ee8bfe012f1b74073b2101b5846c55b68fb69 100644
--- a/input/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.yaml
+++ b/input/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.yaml
@@ -109,59 +109,50 @@ gemini-1:
       name: enp1s0f1
       vendor: Intel
     ib0:
-      driver: mlx5_core
-      firmware_version: 16.23.1020
-      guid: '0x98039b03009266da'
+      name: ib0
       interface: InfiniBand
       ip: 172.18.53.1
+      driver: mlx5_core
       mac: 00:00:10:86:fe:80:00:00:00:00:00:00:98:03:9b:03:00:92:66:da
-      management: false
-      model: MT27800 Family [ConnectX-5]
-      name: ib0
+      guid: '0x98039b03009266da'
       rate: 100000000000
+      firmware_version: 16.23.1020
+      model: MT27800 Family [ConnectX-5]
       vendor: Mellanox Technologies
+      management: false
     ib1:
       name: ib1
-      driver: mlx5_core
       interface: InfiniBand
+      driver: mlx5_core
       mac: 00:00:10:86:fe:80:00:00:00:00:00:00:98:03:9b:03:00:9a:3a:c6
-      guid: '0x98039b03009266da'
-      enabled: true
+      guid: '0x98039b03009a3ac6'
       rate: 100000000000
       firmware_version: 16.23.1020
       model: MT27800 Family [ConnectX-5]
       vendor: Mellanox Technologies
-      mounted: false
       management: false
-      mountable: false
     ib2:
       name: ib2
-      driver: mlx5_core
       interface: InfiniBand
+      driver: mlx5_core
       mac: 00:00:10:86:fe:80:00:00:00:00:00:00:98:03:9b:03:00:93:1f:6e
-      guid: '0x98039b03009266da'
-      enabled: true
+      guid: '0x98039b0300931f6e'
       rate: 100000000000
       firmware_version: 16.23.1020
       model: MT27800 Family [ConnectX-5]
       vendor: Mellanox Technologies
-      mounted: false
       management: false
-      mountable: false
     ib3:
       name: ib3
-      driver: mlx5_core
       interface: InfiniBand
+      driver: mlx5_core
       mac: 00:00:10:86:fe:80:00:00:00:00:00:00:98:03:9b:03:00:9a:3a:f2
-      guid: '0x98039b03009266da'
-      enabled: true
-      rate: 100000000000
+      guid: '0x98039b03009a3af2'
+      rate: 10000000000
       firmware_version: 16.23.1020
       model: MT27800 Family [ConnectX-5]
       vendor: Mellanox Technologies
-      mounted: false
       management: false
-      mountable: false
   operating_system:
     cstate_driver: intel_idle
     cstate_governor: menu
diff --git a/input/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.yaml b/input/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.yaml
index f734f0b7f08ba4556ebe5164b53326ee1dbb8f54..9d1914b2575a62b10074ca23dc30decb70be6d52 100644
--- a/input/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.yaml
+++ b/input/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.yaml
@@ -122,46 +122,37 @@ gemini-2:
       management: false
     ib1:
       name: ib1
-      driver: mlx5_core
       interface: InfiniBand
+      driver: mlx5_core
       mac: 00:00:10:86:fe:80:00:00:00:00:00:00:98:03:9b:03:00:9a:4a:46
-      guid: '0x98039b03009a4a4e'
-      enabled: true
+      guid: '0x98039b03009a4a46'
       rate: 100000000000
       firmware_version: 16.23.1020
       model: MT27800 Family [ConnectX-5]
       vendor: Mellanox Technologies
-      mounted: false
       management: false
-      mountable: false
     ib2:
       name: ib2
-      driver: mlx5_core
       interface: InfiniBand
+      driver: mlx5_core
       mac: 00:00:10:86:fe:80:00:00:00:00:00:00:98:03:9b:03:00:9a:27:46
-      guid: '0x98039b03009a4a4e'
-      enabled: true
+      guid: '0x98039b03009a2746'
       rate: 100000000000
       firmware_version: 16.23.1020
       model: MT27800 Family [ConnectX-5]
       vendor: Mellanox Technologies
-      mounted: false
       management: false
-      mountable: false
     ib3:
       name: ib3
-      driver: mlx5_core
       interface: InfiniBand
+      driver: mlx5_core
       mac: 00:00:10:86:fe:80:00:00:00:00:00:00:98:03:9b:03:00:9a:4b:6a
-      guid: '0x98039b03009a4a4e'
-      enabled: true
-      rate: 100000000000
+      guid: '0x98039b03009a4b6a'
+      rate: 10000000000
       firmware_version: 16.23.1020
       model: MT27800 Family [ConnectX-5]
       vendor: Mellanox Technologies
-      mounted: false
       management: false
-      mountable: false
   operating_system:
     cstate_driver: intel_idle
     cstate_governor: menu