diff --git a/data/grid5000/sites/nancy/clusters/grat/grat.json b/data/grid5000/sites/nancy/clusters/grat/grat.json
index dddb939f177c9606335e14df0cbf4e781856114f..46df66a2c1eee07e80eeab4193bcff14fce44063 100644
--- a/data/grid5000/sites/nancy/clusters/grat/grat.json
+++ b/data/grid5000/sites/nancy/clusters/grat/grat.json
@@ -4,7 +4,94 @@
   "exotic": false,
   "kavlan": false,
   "metrics": [
-
+    {
+      "description": "Input byte counter for the network device port",
+      "labels": {
+        "interface": "eth0"
+      },
+      "name": "network_ifacein_bytes_total",
+      "period": 15000,
+      "source": {
+        "protocol": "network_equipment"
+      }
+    },
+    {
+      "description": "Output byte counter for the network device port",
+      "labels": {
+        "interface": "eth0"
+      },
+      "name": "network_ifaceout_bytes_total",
+      "period": 15000,
+      "source": {
+        "protocol": "network_equipment"
+      }
+    },
+    {
+      "description": "Input packet counter for the network device port",
+      "labels": {
+        "interface": "eth0"
+      },
+      "name": "network_ifacein_packets_total",
+      "period": 15000,
+      "source": {
+        "protocol": "network_equipment"
+      }
+    },
+    {
+      "description": "Output packet counter for the network device port",
+      "labels": {
+        "interface": "eth0"
+      },
+      "name": "network_ifaceout_packets_total",
+      "period": 15000,
+      "source": {
+        "protocol": "network_equipment"
+      }
+    },
+    {
+      "description": "Input counter of discarded packets for the network device port",
+      "labels": {
+        "interface": "eth0"
+      },
+      "name": "network_ifacein_packets_discard_total",
+      "period": 15000,
+      "source": {
+        "protocol": "network_equipment"
+      }
+    },
+    {
+      "description": "Output counter of discarded packets for the network device port",
+      "labels": {
+        "interface": "eth0"
+      },
+      "name": "network_ifaceout_packets_discard_total",
+      "period": 15000,
+      "source": {
+        "protocol": "network_equipment"
+      }
+    },
+    {
+      "description": "Input counter of packet errors for the network device port",
+      "labels": {
+        "interface": "eth0"
+      },
+      "name": "network_ifacein_packets_error_total",
+      "period": 15000,
+      "source": {
+        "protocol": "network_equipment"
+      }
+    },
+    {
+      "description": "Output counter of packet errors for the network device port",
+      "labels": {
+        "interface": "eth0"
+      },
+      "name": "network_ifaceout_packets_error_total",
+      "period": 15000,
+      "source": {
+        "protocol": "network_equipment"
+      }
+    }
   ],
   "model": "HPe Apollo 6500",
   "queues": [
diff --git a/data/grid5000/sites/nancy/clusters/grat/nodes/grat-1.json b/data/grid5000/sites/nancy/clusters/grat/nodes/grat-1.json
index 3bbeb88f00077376679cf3a6065cb5d555063c4d..663df40f05a06917379d83c15f278c63436ddaf2 100644
--- a/data/grid5000/sites/nancy/clusters/grat/nodes/grat-1.json
+++ b/data/grid5000/sites/nancy/clusters/grat/nodes/grat-1.json
@@ -211,8 +211,8 @@
       "rate": 25000000000,
       "sriov": true,
       "sriov_totalvfs": 8,
-      "switch": null,
-      "switch_port": null,
+      "switch": "sgruss",
+      "switch_port": "ethernet1/1/16",
       "vendor": "Mellanox Technologies"
     },
     {
diff --git a/data/grid5000/sites/nancy/network_equipments/sgruss.json b/data/grid5000/sites/nancy/network_equipments/sgruss.json
index e9acf6fe0d5327d709159d1bd7ea986aa8699ab7..438f2a2992c75f02e724bdf363a4c6709906b45c 100644
--- a/data/grid5000/sites/nancy/network_equipments/sgruss.json
+++ b/data/grid5000/sites/nancy/network_equipments/sgruss.json
@@ -66,6 +66,10 @@
         {
         },
         {
+          "kind": "node",
+          "port": "eth0",
+          "snmp_name": "ethernet1/1/16",
+          "uid": "grat-1"
         },
         {
         },
diff --git a/input/grid5000/sites/nancy/networks/sgruss.yaml b/input/grid5000/sites/nancy/networks/sgruss.yaml
index 2c1762061d535df84f89a913769c137ccf490d61..41056a2332f4079bd710be728411fe8920d46dd0 100644
--- a/input/grid5000/sites/nancy/networks/sgruss.yaml
+++ b/input/grid5000/sites/nancy/networks/sgruss.yaml
@@ -71,6 +71,8 @@ sgruss:
           uid: gruss-3-eth2
         4:
           uid: gruss-4-eth2
+        16:
+          uid: grat-1-eth0
         25:
            snmp_pattern: "ethernet1/%LINECARD%/%PORT%:1"
            kind: node