diff --git a/data/grid5000/sites/nancy/network_equipments/sgrappe.json b/data/grid5000/sites/nancy/network_equipments/sgrappe.json
index 0673fe1408481a5a94dbe51f9601fa3bbcd8817e..fcd5896d3460174623d59cb0b5967d39849009d0 100644
--- a/data/grid5000/sites/nancy/network_equipments/sgrappe.json
+++ b/data/grid5000/sites/nancy/network_equipments/sgrappe.json
@@ -133,12 +133,14 @@
         },
         {
           "kind": "channel",
-          "snmp_name": "ethernet1/1/25",
+          "rate": 25000000000,
+          "snmp_name": "ethernet1/1/25:1",
           "uid": "port-channel1"
         },
         {
           "kind": "channel",
-          "snmp_name": "ethernet1/1/26",
+          "rate": 25000000000,
+          "snmp_name": "ethernet1/1/26:1",
           "uid": "port-channel1"
         }
       ],
diff --git a/input/grid5000/sites/nancy/networks/sgrappe.yaml b/input/grid5000/sites/nancy/networks/sgrappe.yaml
index ec70dcac4562c38e628194a6b1fe37a6da080057..7b2ffcf96290d90b74e9ed5437eee569b360f1e8 100644
--- a/input/grid5000/sites/nancy/networks/sgrappe.yaml
+++ b/input/grid5000/sites/nancy/networks/sgrappe.yaml
@@ -61,9 +61,15 @@ sgrappe:
         16:
            uid: grappe-16
         25:
+           snmp_pattern: "ethernet1/%LINECARD%/%PORT%:1"
+           kind: node
+           rate: 25000000000
            uid: port-channel1
            kind: channel
-        26: 
+        26:
+           snmp_pattern: "ethernet1/%LINECARD%/%PORT%:1"
+           kind: node
+           rate: 25000000000
            uid: port-channel1
            kind: channel
   channels: