diff --git a/data/grid5000/sites/lyon/network_equipments/gw.json b/data/grid5000/sites/lyon/network_equipments/gw.json
index 7bcdaf5bfb80bef1e6d4394b92bad7aa586a82f6..054a00e48928b034088b692f0ca60a4bdb99291f 100644
--- a/data/grid5000/sites/lyon/network_equipments/gw.json
+++ b/data/grid5000/sites/lyon/network_equipments/gw.json
@@ -55,6 +55,9 @@
         {
         },
         {
+          "kind": "switch",
+          "snmp_name": "ethernet1/1/8",
+          "uid": "sneowise"
         },
         {
         },
diff --git a/data/grid5000/sites/lyon/network_equipments/sneowise.json b/data/grid5000/sites/lyon/network_equipments/sneowise.json
index fbb33971d8c08274f63ba56c85ba2b17e6d32513..85c5feddc657f02e1b7873b8bfba352160f47098 100644
--- a/data/grid5000/sites/lyon/network_equipments/sneowise.json
+++ b/data/grid5000/sites/lyon/network_equipments/sneowise.json
@@ -70,6 +70,85 @@
           "port": "eth1",
           "snmp_name": "1/10",
           "uid": "neowise-10"
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+          "kind": "router",
+          "snmp_name": "1/48",
+          "uid": "gw"
         }
       ],
       "rate": 10000000000,
diff --git a/input/grid5000/sites/lyon/networks/gw-lyon.yaml b/input/grid5000/sites/lyon/networks/gw-lyon.yaml
index 95b51eb33568ff37dfd07639a253f2fdfa6a9960..49edf248418dc1a877f5c0716e961304af075d91 100644
--- a/input/grid5000/sites/lyon/networks/gw-lyon.yaml
+++ b/input/grid5000/sites/lyon/networks/gw-lyon.yaml
@@ -127,6 +127,9 @@ gw:
         4: pyxis-2
         5: pyxis-3
         6: pyxis-4
+        8:
+         uid: sneowise
+         kind: switch
         11: neowise-1
         12: neowise-2
         13: neowise-3
diff --git a/input/grid5000/sites/lyon/networks/sneowise.yaml b/input/grid5000/sites/lyon/networks/sneowise.yaml
index c0f68cb3bf59e4052db85ab97e095849efd98bf3..4d5a46218bf940fc82d71c3557038e86fd565325 100644
--- a/input/grid5000/sites/lyon/networks/sneowise.yaml
+++ b/input/grid5000/sites/lyon/networks/sneowise.yaml
@@ -27,3 +27,6 @@ sneowise:
         8: neowise-8-eth1
         9: neowise-9-eth1
         10: neowise-10-eth1
+        48:
+          uid: gw
+          kind: router
diff --git a/lib/refrepo/valid/network.rb b/lib/refrepo/valid/network.rb
index 3c5e1338e620cef1834310bd81a727af0cc9f829..cc05db9c748ef756b51d946863c746df66d18fd3 100644
--- a/lib/refrepo/valid/network.rb
+++ b/lib/refrepo/valid/network.rb
@@ -5,7 +5,7 @@
 # in clustershell and graphviz debian packages
 
 # FIXME infiniband equipment is not completely described in the ref-api yet. See Bug 8586
-HPC_SWITCHES = ['ib-grenoble', 'voltaire-1', 'voltaire-2', 'voltaire-3', 'sgraoullyib', 'sw-myrinet', 'sgrele-opf', 'sneowiseib1', 'sneowiseib2', 'sneowise']
+HPC_SWITCHES = ['ib-grenoble', 'voltaire-1', 'voltaire-2', 'voltaire-3', 'sgraoullyib', 'sw-myrinet', 'sgrele-opf', 'sneowiseib1', 'sneowiseib2']
 
 def check_network_description(options)
   ok = true