diff --git a/data/grid5000/sites/nancy/clusters/grouille/grouille.json b/data/grid5000/sites/nancy/clusters/grouille/grouille.json
index 1ff9d15862194b8fd5d187426c4db98ccd383886..2c993b82aead910f82a8d62a8dcac7f590ef66cd 100644
--- a/data/grid5000/sites/nancy/clusters/grouille/grouille.json
+++ b/data/grid5000/sites/nancy/clusters/grouille/grouille.json
@@ -1,7 +1,7 @@
 {
   "created_at": "Wed, 13 Jan 2021 00:00:00 GMT",
   "exotic": false,
-  "kavlan": false,
+  "kavlan": true,
   "metrics": [
     {
       "description": "Input byte counter for the network device port",
diff --git a/data/grid5000/sites/nancy/clusters/grouille/nodes/grouille-1.json b/data/grid5000/sites/nancy/clusters/grouille/nodes/grouille-1.json
index b2ab3c1750706923b9ad480d92d158b7dc526ddd..275e8f7ed7d829c41229a71e934626d8f28c1c56 100644
--- a/data/grid5000/sites/nancy/clusters/grouille/nodes/grouille-1.json
+++ b/data/grid5000/sites/nancy/clusters/grouille/nodes/grouille-1.json
@@ -38,6 +38,48 @@
       "vendor": "Nvidia"
     }
   },
+  "kavlan": {
+    "eth2": {
+      "kavlan-1": "192.168.207.1",
+      "kavlan-11": "10.7.223.1",
+      "kavlan-12": "10.11.223.1",
+      "kavlan-13": "10.15.223.1",
+      "kavlan-14": "10.19.223.1",
+      "kavlan-16": "10.27.223.1",
+      "kavlan-18": "10.35.223.1",
+      "kavlan-2": "192.168.223.1",
+      "kavlan-20": "10.43.223.1",
+      "kavlan-21": "10.47.223.1",
+      "kavlan-3": "192.168.239.1",
+      "kavlan-4": "10.16.15.1",
+      "kavlan-5": "10.16.79.1",
+      "kavlan-6": "10.16.143.1",
+      "kavlan-7": "10.16.207.1",
+      "kavlan-8": "10.17.15.1",
+      "kavlan-9": "10.17.79.1"
+    }
+  },
+  "kavlan6": {
+    "eth2": {
+      "kavlan-1": "2001:660:4406:580:10:0::1",
+      "kavlan-11": "2001:660:4406:1a0:510:0::1",
+      "kavlan-12": "2001:660:4406:2a0:510:0::1",
+      "kavlan-13": "2001:660:4406:4a0:510:0::1",
+      "kavlan-14": "2001:660:4406:5a0:510:0::1",
+      "kavlan-16": "2001:660:4406:7a0:510:0::1",
+      "kavlan-18": "2001:660:4406:8a0:510:0::1",
+      "kavlan-2": "2001:660:4406:581:10:0::1",
+      "kavlan-20": "2001:660:4406:3a0:510:0::1",
+      "kavlan-21": "2001:660:4406:6a0:510:0::1",
+      "kavlan-3": "2001:660:4406:582:10:0::1",
+      "kavlan-4": "2001:660:4406:590:10:0::1",
+      "kavlan-5": "2001:660:4406:591:10:0::1",
+      "kavlan-6": "2001:660:4406:592:10:0::1",
+      "kavlan-7": "2001:660:4406:593:10:0::1",
+      "kavlan-8": "2001:660:4406:594:10:0::1",
+      "kavlan-9": "2001:660:4406:595:10:0::1"
+    }
+  },
   "main_memory": {
     "ram_size": 137438953472
   },
@@ -83,7 +125,7 @@
       "interface": "Ethernet",
       "ip": "172.16.79.1",
       "ip6": "2001:660:4406:500:10:0::1",
-      "kavlan": false,
+      "kavlan": true,
       "mac": "04:3f:72:cd:c2:18",
       "management": false,
       "model": "MT27800 Family [ConnectX-5]",
diff --git a/data/grid5000/sites/nancy/clusters/grouille/nodes/grouille-2.json b/data/grid5000/sites/nancy/clusters/grouille/nodes/grouille-2.json
index 56af089f3ac086a3e9c4e08794e2b1623d1ef00a..fa909c75c5959f059e8a7d09a18fc784766f98dd 100644
--- a/data/grid5000/sites/nancy/clusters/grouille/nodes/grouille-2.json
+++ b/data/grid5000/sites/nancy/clusters/grouille/nodes/grouille-2.json
@@ -38,6 +38,48 @@
       "vendor": "Nvidia"
     }
   },
+  "kavlan": {
+    "eth2": {
+      "kavlan-1": "192.168.207.2",
+      "kavlan-11": "10.7.223.2",
+      "kavlan-12": "10.11.223.2",
+      "kavlan-13": "10.15.223.2",
+      "kavlan-14": "10.19.223.2",
+      "kavlan-16": "10.27.223.2",
+      "kavlan-18": "10.35.223.2",
+      "kavlan-2": "192.168.223.2",
+      "kavlan-20": "10.43.223.2",
+      "kavlan-21": "10.47.223.2",
+      "kavlan-3": "192.168.239.2",
+      "kavlan-4": "10.16.15.2",
+      "kavlan-5": "10.16.79.2",
+      "kavlan-6": "10.16.143.2",
+      "kavlan-7": "10.16.207.2",
+      "kavlan-8": "10.17.15.2",
+      "kavlan-9": "10.17.79.2"
+    }
+  },
+  "kavlan6": {
+    "eth2": {
+      "kavlan-1": "2001:660:4406:580:10:0::2",
+      "kavlan-11": "2001:660:4406:1a0:510:0::2",
+      "kavlan-12": "2001:660:4406:2a0:510:0::2",
+      "kavlan-13": "2001:660:4406:4a0:510:0::2",
+      "kavlan-14": "2001:660:4406:5a0:510:0::2",
+      "kavlan-16": "2001:660:4406:7a0:510:0::2",
+      "kavlan-18": "2001:660:4406:8a0:510:0::2",
+      "kavlan-2": "2001:660:4406:581:10:0::2",
+      "kavlan-20": "2001:660:4406:3a0:510:0::2",
+      "kavlan-21": "2001:660:4406:6a0:510:0::2",
+      "kavlan-3": "2001:660:4406:582:10:0::2",
+      "kavlan-4": "2001:660:4406:590:10:0::2",
+      "kavlan-5": "2001:660:4406:591:10:0::2",
+      "kavlan-6": "2001:660:4406:592:10:0::2",
+      "kavlan-7": "2001:660:4406:593:10:0::2",
+      "kavlan-8": "2001:660:4406:594:10:0::2",
+      "kavlan-9": "2001:660:4406:595:10:0::2"
+    }
+  },
   "main_memory": {
     "ram_size": 137438953472
   },
@@ -83,7 +125,7 @@
       "interface": "Ethernet",
       "ip": "172.16.79.2",
       "ip6": "2001:660:4406:500:10:0::2",
-      "kavlan": false,
+      "kavlan": true,
       "mac": "04:3f:72:da:4f:20",
       "management": false,
       "model": "MT27800 Family [ConnectX-5]",
diff --git a/input/grid5000/sites/nancy/clusters/grouille/grouille.yaml b/input/grid5000/sites/nancy/clusters/grouille/grouille.yaml
index 37fcc11a604933db537e2098af121823d6e6a749..5f9d1e568354b6dc4a067727e6c5c79716518469 100644
--- a/input/grid5000/sites/nancy/clusters/grouille/grouille.yaml
+++ b/input/grid5000/sites/nancy/clusters/grouille/grouille.yaml
@@ -1,6 +1,6 @@
 model: Dell PowerEdge R7525
 created_at: 2021-01-13
-kavlan: false
+kavlan: true
 exotic: false
 queues:
   - admin