diff --git a/data/grid5000/sites/rennes/clusters/abacus26/nodes/abacus26-1.json b/data/grid5000/sites/rennes/clusters/abacus26/nodes/abacus26-1.json
index 981ffb20cab8c080024f96c1df087642a9168266..1d1f0495cc3c3d613cea5bee924b52af0b16600d 100644
--- a/data/grid5000/sites/rennes/clusters/abacus26/nodes/abacus26-1.json
+++ b/data/grid5000/sites/rennes/clusters/abacus26/nodes/abacus26-1.json
@@ -127,8 +127,8 @@
       "rate": 10000000000,
       "sriov": false,
       "sriov_totalvfs": 0,
-      "switch": null,
-      "switch_port": null,
+      "switch": "swdc-c003-01-02-rba",
+      "switch_port": "Eth1/17",
       "vendor": "Broadcom Inc. and subsidiaries"
     },
     {
diff --git a/data/grid5000/sites/rennes/network_equipments/swdc-c003-01-02-rba.json b/data/grid5000/sites/rennes/network_equipments/swdc-c003-01-02-rba.json
index b1d3ef77562d8c28a006c173fd1dc5b46ce0092e..14379a9482df7f51b7ff952c78e359b569b5a8f6 100644
--- a/data/grid5000/sites/rennes/network_equipments/swdc-c003-01-02-rba.json
+++ b/data/grid5000/sites/rennes/network_equipments/swdc-c003-01-02-rba.json
@@ -56,6 +56,10 @@
         {
         },
         {
+          "kind": "node",
+          "port": "eth0",
+          "snmp_name": "Eth1/17",
+          "uid": "abacus26-1"
         },
         {
         },
diff --git a/input/grid5000/sites/rennes/networks/swdc-c003-01-02-rba.yaml b/input/grid5000/sites/rennes/networks/swdc-c003-01-02-rba.yaml
index f53e99a152fc3bf88c96face7d6bc28d2bb04607..6e2b92098f6a08b0cbbb700d41a2016920d8fa03 100644
--- a/input/grid5000/sites/rennes/networks/swdc-c003-01-02-rba.yaml
+++ b/input/grid5000/sites/rennes/networks/swdc-c003-01-02-rba.yaml
@@ -19,6 +19,8 @@ swdc-c003-01-02-rba:
         3:
           uid: port-channel51
           kind: channel
+        17:
+          uid: abacus26-1
         25_01: # physically on interface 1/25 of swdc-c003-01-rba only
           uid: roazhon10-2
         25_02: # physically on interface 1/25 of swdc-c003-02-rba only
@@ -78,7 +80,6 @@ swdc-c003-01-02-rba:
           uid: abacus11-1
         23:
           uid: abacus10-1
-
   channels:
     port-channel51:
       uid: swcore-01-rba