diff --git a/data/grid5000/sites/grenoble/clusters/vercors8/nodes/vercors8-1.json b/data/grid5000/sites/grenoble/clusters/vercors8/nodes/vercors8-1.json
index 727c5ced24633cf8fd0c96ffb2b7da6c68f451ee..a43fc6e07bb509b343d2fdfce1a38f039b448706 100644
--- a/data/grid5000/sites/grenoble/clusters/vercors8/nodes/vercors8-1.json
+++ b/data/grid5000/sites/grenoble/clusters/vercors8/nodes/vercors8-1.json
@@ -56,6 +56,52 @@
       "vendor": "Nvidia"
     }
   },
+  "kavlan": {
+    "eth0": {
+      "kavlan-1": "192.168.199.15",
+      "kavlan-11": "10.7.248.15",
+      "kavlan-12": "10.11.248.15",
+      "kavlan-13": "10.15.248.15",
+      "kavlan-14": "10.19.248.15",
+      "kavlan-16": "10.27.248.15",
+      "kavlan-17": "10.31.248.15",
+      "kavlan-18": "10.35.248.15",
+      "kavlan-2": "192.168.215.15",
+      "kavlan-20": "10.43.248.15",
+      "kavlan-21": "10.47.248.15",
+      "kavlan-22": "10.51.248.15",
+      "kavlan-3": "192.168.231.15",
+      "kavlan-4": "10.4.8.15",
+      "kavlan-5": "10.4.72.15",
+      "kavlan-6": "10.4.136.15",
+      "kavlan-7": "10.4.200.15",
+      "kavlan-8": "10.5.8.15",
+      "kavlan-9": "10.5.72.15"
+    }
+  },
+  "kavlan6": {
+    "eth0": {
+      "kavlan-1": "2001:660:4406:180:c::f",
+      "kavlan-11": "2001:660:4406:1a0:10c::f",
+      "kavlan-12": "2001:660:4406:2a0:10c::f",
+      "kavlan-13": "2001:660:4406:4a0:10c::f",
+      "kavlan-14": "2001:660:4406:5a0:10c::f",
+      "kavlan-16": "2001:660:4406:7a0:10c::f",
+      "kavlan-17": "2001:660:4406:9a0:10c::f",
+      "kavlan-18": "2001:660:4406:8a0:10c::f",
+      "kavlan-2": "2001:660:4406:181:c::f",
+      "kavlan-20": "2001:660:4406:3a0:10c::f",
+      "kavlan-21": "2001:660:4406:6a0:10c::f",
+      "kavlan-22": "2001:660:4406:ba0:10c::f",
+      "kavlan-3": "2001:660:4406:182:c::f",
+      "kavlan-4": "2001:660:4406:190:c::f",
+      "kavlan-5": "2001:660:4406:191:c::f",
+      "kavlan-6": "2001:660:4406:192:c::f",
+      "kavlan-7": "2001:660:4406:193:c::f",
+      "kavlan-8": "2001:660:4406:194:c::f",
+      "kavlan-9": "2001:660:4406:195:c::f"
+    }
+  },
   "main_memory": {
     "ram_size": 94489280512
   },
@@ -131,7 +177,7 @@
       "interface": "Ethernet",
       "ip": "172.16.27.15",
       "ip6": "2001:660:4406:100:c::f",
-      "kavlan": false,
+      "kavlan": true,
       "mac": "bc:97:e1:a4:59:30",
       "management": false,
       "model": "BCM57412 NetXtreme-E 10Gb RDMA Ethernet Controller",
diff --git a/data/grid5000/sites/grenoble/clusters/vercors8/nodes/vercors8-2.json b/data/grid5000/sites/grenoble/clusters/vercors8/nodes/vercors8-2.json
index c220327fa696acfd8463cb827f0c227e9b1e0b2d..c166f900caaf36b48f2d45eb988774e46de4639c 100644
--- a/data/grid5000/sites/grenoble/clusters/vercors8/nodes/vercors8-2.json
+++ b/data/grid5000/sites/grenoble/clusters/vercors8/nodes/vercors8-2.json
@@ -56,6 +56,52 @@
       "vendor": "Nvidia"
     }
   },
+  "kavlan": {
+    "eth0": {
+      "kavlan-1": "192.168.199.16",
+      "kavlan-11": "10.7.248.16",
+      "kavlan-12": "10.11.248.16",
+      "kavlan-13": "10.15.248.16",
+      "kavlan-14": "10.19.248.16",
+      "kavlan-16": "10.27.248.16",
+      "kavlan-17": "10.31.248.16",
+      "kavlan-18": "10.35.248.16",
+      "kavlan-2": "192.168.215.16",
+      "kavlan-20": "10.43.248.16",
+      "kavlan-21": "10.47.248.16",
+      "kavlan-22": "10.51.248.16",
+      "kavlan-3": "192.168.231.16",
+      "kavlan-4": "10.4.8.16",
+      "kavlan-5": "10.4.72.16",
+      "kavlan-6": "10.4.136.16",
+      "kavlan-7": "10.4.200.16",
+      "kavlan-8": "10.5.8.16",
+      "kavlan-9": "10.5.72.16"
+    }
+  },
+  "kavlan6": {
+    "eth0": {
+      "kavlan-1": "2001:660:4406:180:c::10",
+      "kavlan-11": "2001:660:4406:1a0:10c::10",
+      "kavlan-12": "2001:660:4406:2a0:10c::10",
+      "kavlan-13": "2001:660:4406:4a0:10c::10",
+      "kavlan-14": "2001:660:4406:5a0:10c::10",
+      "kavlan-16": "2001:660:4406:7a0:10c::10",
+      "kavlan-17": "2001:660:4406:9a0:10c::10",
+      "kavlan-18": "2001:660:4406:8a0:10c::10",
+      "kavlan-2": "2001:660:4406:181:c::10",
+      "kavlan-20": "2001:660:4406:3a0:10c::10",
+      "kavlan-21": "2001:660:4406:6a0:10c::10",
+      "kavlan-22": "2001:660:4406:ba0:10c::10",
+      "kavlan-3": "2001:660:4406:182:c::10",
+      "kavlan-4": "2001:660:4406:190:c::10",
+      "kavlan-5": "2001:660:4406:191:c::10",
+      "kavlan-6": "2001:660:4406:192:c::10",
+      "kavlan-7": "2001:660:4406:193:c::10",
+      "kavlan-8": "2001:660:4406:194:c::10",
+      "kavlan-9": "2001:660:4406:195:c::10"
+    }
+  },
   "main_memory": {
     "ram_size": 103079215104
   },
@@ -136,7 +182,7 @@
       "interface": "Ethernet",
       "ip": "172.16.27.16",
       "ip6": "2001:660:4406:100:c::10",
-      "kavlan": false,
+      "kavlan": true,
       "mac": "bc:97:e1:a4:32:f0",
       "management": false,
       "model": "BCM57412 NetXtreme-E 10Gb RDMA Ethernet Controller",
diff --git a/data/grid5000/sites/grenoble/clusters/vercors8/vercors8.json b/data/grid5000/sites/grenoble/clusters/vercors8/vercors8.json
index bc5f3ae226d0f7625a25e21fc7d0b531c0c64664..a07404313ce4ac0a3a70aa9871c2292df7e4c9f5 100644
--- a/data/grid5000/sites/grenoble/clusters/vercors8/vercors8.json
+++ b/data/grid5000/sites/grenoble/clusters/vercors8/vercors8.json
@@ -2,7 +2,7 @@
   "boot_type": "bios",
   "created_at": "Mon, 26 May 2025 00:00:00 GMT",
   "exotic": false,
-  "kavlan": false,
+  "kavlan": true,
   "manufactured_at": "2020-11-09",
   "metrics": [
     {
diff --git a/input/grid5000/sites/grenoble/clusters/vercors8/vercors8.yaml b/input/grid5000/sites/grenoble/clusters/vercors8/vercors8.yaml
index 28b576efb49c60380ab571a0dc9a95d4f3a16d41..920086a9a71b3f758e4fe933abbdd924d8fc558e 100644
--- a/input/grid5000/sites/grenoble/clusters/vercors8/vercors8.yaml
+++ b/input/grid5000/sites/grenoble/clusters/vercors8/vercors8.yaml
@@ -1,7 +1,7 @@
 ---
 model: Dell PowerEdge R740
 created_at: 2025-05-26
-kavlan: false
+kavlan: true
 boot_type: bios
 exotic: false
 queues: