diff --git a/data/grid5000/sites/luxembourg/network_equipments/gw.json b/data/grid5000/sites/luxembourg/network_equipments/gw.json
index 5aed749520f9e61830a9c73bfaf97413a9752dfd..6b54cb2f2343eaae340a61d46ceb815aba3363e0 100644
--- a/data/grid5000/sites/luxembourg/network_equipments/gw.json
+++ b/data/grid5000/sites/luxembourg/network_equipments/gw.json
@@ -78,10 +78,6 @@
           "uid": "granduc-2"
         },
         {
-          "kind": "node",
-          "port": "eth1",
-          "snmp_name": "GigabitEthernet1/26",
-          "uid": "granduc-3"
         },
         {
           "kind": "node",
@@ -171,10 +167,6 @@
           "uid": "granduc-2"
         },
         {
-          "kind": "node",
-          "port": "eth0",
-          "snmp_name": "GigabitEthernet2/3",
-          "uid": "granduc-3"
         },
         {
           "kind": "node",
diff --git a/data/grid5000/sites/luxembourg/network_equipments/ul-grid5000-sw02.json b/data/grid5000/sites/luxembourg/network_equipments/ul-grid5000-sw02.json
index d2502cc6e76254b36f7b4aae62b0b349968583aa..6cd6cdc43438b391b894076d761eed2fb5ad5dae 100644
--- a/data/grid5000/sites/luxembourg/network_equipments/ul-grid5000-sw02.json
+++ b/data/grid5000/sites/luxembourg/network_equipments/ul-grid5000-sw02.json
@@ -48,10 +48,6 @@
           "uid": "granduc-2"
         },
         {
-          "kind": "node",
-          "port": "eth2",
-          "snmp_name": "Ethernet1/4",
-          "uid": "granduc-3"
         },
         {
           "kind": "node",
diff --git a/input/grid5000/sites/luxembourg/networks/gw-luxembourg.yaml b/input/grid5000/sites/luxembourg/networks/gw-luxembourg.yaml
index 3b541ca43364dc2135d0d1c17763503234adb026..facf91f4d4f99504a63546217ee024671dc8a7c0 100644
--- a/input/grid5000/sites/luxembourg/networks/gw-luxembourg.yaml
+++ b/input/grid5000/sites/luxembourg/networks/gw-luxembourg.yaml
@@ -178,8 +178,6 @@ gw:
 #          kind: node
         25:
           uid: granduc-2-eth1
-        26:
-          uid: granduc-3-eth1
         27:
           uid: granduc-4-eth1
         29:
@@ -212,8 +210,6 @@ gw:
       ports:
         2:
           uid: granduc-2
-        3:
-          uid: granduc-3
         4:
           uid: granduc-4
         6:
diff --git a/input/grid5000/sites/luxembourg/networks/ul-grid5000-sw02.yaml b/input/grid5000/sites/luxembourg/networks/ul-grid5000-sw02.yaml
index 548792c67b5243e0a7e14db777db943b013d1795..9699c7d6328e7cc584632775b83f6e30a86f923a 100644
--- a/input/grid5000/sites/luxembourg/networks/ul-grid5000-sw02.yaml
+++ b/input/grid5000/sites/luxembourg/networks/ul-grid5000-sw02.yaml
@@ -39,8 +39,6 @@ ul-grid5000-sw02:
         1:
         3:
           uid: granduc-2-eth2
-        4:
-          uid: granduc-3-eth2
         5:
           uid: granduc-4-eth2
         7: