diff --git a/data/grid5000/sites/nantes/network_equipments/ecotype-prod2.json b/data/grid5000/sites/nantes/network_equipments/ecotype-prod2.json
index f2983243a0e425a1d22cae8bcdde9ff896b96239..b576f32984f2b2dcddb3d3b2896a778b2811745b 100644
--- a/data/grid5000/sites/nantes/network_equipments/ecotype-prod2.json
+++ b/data/grid5000/sites/nantes/network_equipments/ecotype-prod2.json
@@ -20,10 +20,6 @@
         {
         },
         {
-          "kind": "node",
-          "port": "eth1",
-          "snmp_name": "TenGigabitEthernet 1/1",
-          "uid": "ecotype-1"
         },
         {
           "kind": "node",
@@ -296,10 +292,6 @@
           "uid": "ecotype-46"
         },
         {
-          "kind": "node",
-          "port": "eth1",
-          "snmp_name": "TenGigabitEthernet 1/47",
-          "uid": "ecotype-47"
         },
         {
           "kind": "node",
diff --git a/input/grid5000/sites/nantes/networks/ecotype-prod2.yaml b/input/grid5000/sites/nantes/networks/ecotype-prod2.yaml
index 067281d2a5d2473079f35902129ade591388fbe0..3e1c9b97b30cd2f67d33d0bffd448b10150ce6e6 100644
--- a/input/grid5000/sites/nantes/networks/ecotype-prod2.yaml
+++ b/input/grid5000/sites/nantes/networks/ecotype-prod2.yaml
@@ -64,7 +64,7 @@ ecotype-prod2:
       kind: node
       rate: 10000000000
       ports:
-        1: ecotype-1-eth1
+        1: # ecotype-1-eth1 FIXME: node interface doesn't work
         2: ecotype-2-eth1
         3: ecotype-3-eth1
         4: ecotype-4-eth1
@@ -110,7 +110,7 @@ ecotype-prod2:
         44: ecotype-44-eth1
         45: ecotype-45-eth1
         46: ecotype-46-eth1
-        47: ecotype-47-eth1
+        47: # ecotype-47-eth1 FIXME: node interface doesn't work
         48: ecotype-48-eth1
         49:
           uid: Port-channel 1