diff --git a/data/grid5000/sites/luxembourg/servers/nat-belval.json b/data/grid5000/sites/luxembourg/servers/nat-belval.json
new file mode 100644
index 0000000000000000000000000000000000000000..15679d7da7b4aac0a7d5ee68829802777558175e
--- /dev/null
+++ b/data/grid5000/sites/luxembourg/servers/nat-belval.json
@@ -0,0 +1,10 @@
+{
+  "kind": "virtual",
+  "network_adapters": {
+    "default": {
+      "ip": "172.16.191.201"
+    }
+  },
+  "type": "server",
+  "uid": "nat-belval"
+}
\ No newline at end of file
diff --git a/input/grid5000/sites/luxembourg/servers/virtual.yaml b/input/grid5000/sites/luxembourg/servers/virtual.yaml
index fea48f3a125b2c59559de1d5fd90679409b3d3a2..640033e357f9e13d3ff3da232a3f7a4beb184266 100644
--- a/input/grid5000/sites/luxembourg/servers/virtual.yaml
+++ b/input/grid5000/sites/luxembourg/servers/virtual.yaml
@@ -109,6 +109,11 @@ nat:
   network_adapters:
     default:
       ip: 172.16.191.200
+nat-belval:
+  kind: virtual
+  network_adapters:
+    default:
+      ip: 172.16.191.201
 oar:
   kind: virtual
   alias: