diff --git a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-1.json b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-1.json
index 33982b83cc711135844a4d4f4d9fe49e70203f15..1eac6fc3da39c4216abc1182f79eedb8cd69e3d4 100644
--- a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-1.json
+++ b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-1.json
@@ -68,7 +68,7 @@
       "mountable": true,
       "mounted": false,
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet3/3",
       "vendor": "Intel",
       "version": "Intel Corporation"
diff --git a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-2.json b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-2.json
index 38cc03e8d631cf89b43560cf540eab0ee74ab86c..aab109e2c35488260879a027f3218438cd1d6dbf 100644
--- a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-2.json
+++ b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-2.json
@@ -68,7 +68,7 @@
       "mountable": true,
       "mounted": false,
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet3/9",
       "vendor": "Intel",
       "version": "Intel Corporation"
diff --git a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-3.json b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-3.json
index 1ffaf93f32270167378f85ac8260bd216999baeb..50912b3a9f1f082cd3d9353c6b393ed160108091 100644
--- a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-3.json
+++ b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-3.json
@@ -68,7 +68,7 @@
       "mountable": true,
       "mounted": false,
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/3",
       "vendor": "Intel",
       "version": "Intel Corporation"
diff --git a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-4.json b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-4.json
index 60e4174688c34c2d56a2c01515aa8ca6dc0ce18c..494fc979e42c819a816217ba19df13c47ba7a514 100644
--- a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-4.json
+++ b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-4.json
@@ -68,7 +68,7 @@
       "mountable": true,
       "mounted": false,
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet3/1",
       "vendor": "Intel",
       "version": "Intel Corporation"
diff --git a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-5.json b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-5.json
index 969887d8327239425e8d5473abfb18612fcc0bc8..0436854f6d1e6d00ea18c0a8d7f1072b88f9adde 100644
--- a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-5.json
+++ b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-5.json
@@ -68,7 +68,7 @@
       "mountable": true,
       "mounted": false,
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet3/7",
       "vendor": "Intel",
       "version": "Intel Corporation"
diff --git a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-6.json b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-6.json
index 1fa66f8815a1e14e7eb43dc474b0eec490c5a0a7..90e896f85bd8f2247c64e1ccc7b8bc265572c872 100644
--- a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-6.json
+++ b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-6.json
@@ -68,7 +68,7 @@
       "mountable": true,
       "mounted": false,
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet3/10",
       "vendor": "Intel",
       "version": "Intel Corporation"
diff --git a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-7.json b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-7.json
index 766a7adba7f100f4b9409cdcfd74159e53383d7b..76fab51af536b610a814a3736f0668c3963630cf 100644
--- a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-7.json
+++ b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-7.json
@@ -68,7 +68,7 @@
       "mountable": true,
       "mounted": false,
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/6",
       "vendor": "Intel",
       "version": "Intel Corporation"
diff --git a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-8.json b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-8.json
index 499f46f804ba6c36ed8f63cfa5d1362cb2ff23f6..4df4455ae2bee642dda4abdea3517fea41412eae 100644
--- a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-8.json
+++ b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-8.json
@@ -68,7 +68,7 @@
       "mountable": true,
       "mounted": false,
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet3/13",
       "vendor": "Intel",
       "version": "Intel Corporation"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-1.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-1.json
index 8590c010bbfa2b0904e209c9f131309ffa7fda42..19121ea0b26a71664a5cb53e4c4d1bd7eaf4a921 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-1.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-1.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-1.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet7/47",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-10.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-10.json
index cf2a51111170c2b098bfd1d3d7d1691c2996fc05..d8d084bac78d29fc717d0bab2d90027c3139074b 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-10.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-10.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-10.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet7/43",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-11.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-11.json
index aff57b5ab294348aefa3c389ebd197ee906da94c..c90f8b9a3a4a696bc867c43651ef1cd11572ead1 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-11.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-11.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-11.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet6/45",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-12.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-12.json
index 7ec2d33bab5810b9f9926aa9ffc845171d21d027..3b4d40b46e78545a4158475cae7b3cbb9c661252 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-12.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-12.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-12.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet6/48",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-13.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-13.json
index dfc52a5bebcd027eef4566248ae72914d96f7b58..729dbb68cd6c5853b6ab4b88a3fbb239a56290b5 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-13.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-13.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-13.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet6/47",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-14.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-14.json
index fc4325df7b6c01085d5ccf98041418450397cab9..c6023047691396529b6f00f85703b8d87d2443a3 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-14.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-14.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-14.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet6/44",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-15.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-15.json
index 0aadf26b220009366c55919d26ec92924e365e28..ac570da62df33342c12c23533fea6381eb6c539e 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-15.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-15.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-15.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet6/46",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-16.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-16.json
index 94dcff9dcd89018b62f87834ed52002670fc2d71..3c0d1469a9122ebdf176335395f9237b0f0c1c52 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-16.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-16.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-16.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet6/42",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-17.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-17.json
index 0c62c45f3fd9373bc006a0c21440e94495d1cb7a..b504cea5862035ed6870d6e48d57e4555f93a0ab 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-17.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-17.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-17.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet6/41",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-18.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-18.json
index 96c522edd8538c23378ef7b47af0f19d88e72328..24ced503697424cf70188a3bcf8fd2dc566892be 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-18.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-18.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-18.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet6/39",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-19.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-19.json
index bf8ae1bda860708247963f18f42e499f3500c86b..73ef7c6d03ab48baac247eee1bf29a6a223bcb1f 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-19.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-19.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-19.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet6/40",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-2.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-2.json
index 52084132b4ed47bf54e9e2c867b355bbac3eb222..877ef047b659efe4a9c2975004eeba2d7c8b3779 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-2.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-2.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-2.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet7/48",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-20.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-20.json
index 82945123f722c3210b1d0c5e2413bb9fcd44a57e..ce0bb9a4352408d035eb17a1b756516601cb91e9 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-20.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-20.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-20.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet6/43",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-21.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-21.json
index cfbff71132c8576b798081eeac5708b9a3c8fea5..8c0cedf89a59b12d236c2c40c92b3af1996e7968 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-21.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-21.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-21.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet7/36",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-22.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-22.json
index 7ba2d65239f43a4e50bc70405f4daee5e4e7bb83..f85c0e1b733ea4901b49d3abe67f8c1b91c97108 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-22.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-22.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-22.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet6/38",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-23.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-23.json
index d7ed2794fdb01f1f2bd0733bb19b1222407e04d8..5ac15b5ccc56cc5e17e9b988617faea661e0879d 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-23.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-23.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-23.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet7/37",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-24.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-24.json
index 9a3eefc3ab26563d0c970fcf317251e9e9bb6363..4ff8d2afcc43817d594eeaca499c2c52eca613df 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-24.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-24.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-24.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet6/37",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-25.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-25.json
index fb6fc2a4ace13f94aebb85ad1b020f9bab280d1a..cab86720a4d2142c5f6d5a6a02f216f146d22bef 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-25.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-25.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-25.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet7/38",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-3.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-3.json
index fa529ae65d47a3597e491240eb5c9112a2e8c4b2..457e932dd5333c850ebd98687ee20044f6acee75 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-3.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-3.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-3.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet7/34",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-4.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-4.json
index 9acff1afdecc1215319fb28759065572ef11b1f4..65a768298663ebf6784503ac43f18b67a21379b3 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-4.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-4.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-4.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet7/46",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-5.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-5.json
index d1c2a137d33717f9739fd85b0e07ccd2fcb79bd9..e0626748c658ed5c948b1ca5a71fb7904034bd86 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-5.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-5.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-5.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet7/44",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-6.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-6.json
index 07a24f35e032a5e4ff9950249406aee5744f96ae..c03cb2ba7effbc30401225e12d22e32eb342ce7e 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-6.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-6.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-6.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet7/39",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-7.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-7.json
index abb3edb6c8e7653120fe428e4bf14f56570b307c..1ba0c86ff61e255e6d19bbeaac38cc2791d05351 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-7.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-7.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-7.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet7/40",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-8.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-8.json
index 4ac60d3c8f092680700b300fc9b00e1412011088..7ce30053b6127a521678b8613e37fde21745063e 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-8.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-8.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-8.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet7/42",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-9.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-9.json
index 9f4f6d2213299945b978967be28c943ac59154ba..feddec8defc4e7407fb67715aea17b00db62f1e9 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-9.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-9.json
@@ -40,7 +40,7 @@
       "mounted": true,
       "network_address": "parapide-9.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet7/41",
       "vendor": "Intel",
       "version": "82575EB"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-1.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-1.json
index efcfb6ae94a52a900f108cead6e641ed1198ed8f..b82b249125ca8b9f02f8954cac17fbf74278354a 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-1.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-1.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-1.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet3/42",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-10.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-10.json
index 5171d6dc2112185b012aafc92f529257899c2d34..6f77a7be8fbdad28e2984f4c4fc1dbe8f976e729 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-10.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-10.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-10.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/31",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-11.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-11.json
index f4375ffa0ad8bc40be9c9a93945ba69c56fa7e34..6b9318cf7dc37788a21304b85aecd2c0ed2bff6f 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-11.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-11.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-11.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/40",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-12.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-12.json
index c573887446f2ec518123b8ac9ad51053a8731d9b..a678435b7a93fc02905dcc29b1512dd09b412165 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-12.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-12.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-12.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/41",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-13.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-13.json
index b78415b847a55d38214caa5c8d6f48f101a5955d..55e791336b439ce2f75329821c6e0c1cb07a2f19 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-13.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-13.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-13.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/37",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-14.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-14.json
index 1b9a9463ef32daf84dae9c93c5fc2cc0dd7ebbbf..acb01ad8a1fe380a84449a4ebef7eaf9389c7a86 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-14.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-14.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-14.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/38",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-15.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-15.json
index c37fad8efe98301c4648bccb7758851da983c99b..cbe1508c3668f566cccc9c36362b519a006dc241 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-15.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-15.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-15.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/39",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-16.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-16.json
index 40394ba289d566c0d1fe3ddd9992d359f2c8e2f7..432c11eacc35362182767bda747eae9ea5d157e2 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-16.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-16.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-16.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/44",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-17.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-17.json
index e6841abcc73735b89cafc90a9aa5dc16cba8ab3f..f81e9425fe661ecb63fb70f93dfd1fa4f3ca5ddb 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-17.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-17.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-17.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/46",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-18.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-18.json
index 06d923bdd0b4c7c2d4d4c4a0b89f6e65ce4aaa50..4fdbc9577d3d18013c31caff75677c8b486d840c 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-18.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-18.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-18.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/45",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-19.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-19.json
index d2eeb3dd5fe54bae70014094dee59832d7272074..6b7741a02bc6e55db8dc02158a0e5fd30a3a01f7 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-19.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-19.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-19.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/42",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-2.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-2.json
index 15a34a36ab22b83d61d8e27a4fcb034bdc7850cd..865f153cc3b8897c4b3966ce4c3aa76896ba5fcf 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-2.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-2.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-2.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/32",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-20.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-20.json
index 7caca90fc24862b1fed97872b6f3332c053bf020..959f4e8592e51cd21eaa83c50a4b4075b72e5864 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-20.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-20.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-20.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/43",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-21.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-21.json
index f3304f119afbaee28ad2f4577a590174b556207c..e954ce85f04729f950ffdd06ce47ff3987d4eb03 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-21.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-21.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-21.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet3/47",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-22.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-22.json
index 6cd40e531ef93f6bcd5df2a419f18976cc3f30a2..0e77a61044b422c3edce38f0373e8f8b38b78168 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-22.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-22.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-22.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet3/48",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-23.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-23.json
index 30e718a8216bcbfd98e735ab73ab2d0620fd9f2f..3e14ebe749e9359c266636944ce4fd3236412f20 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-23.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-23.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-23.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet3/46",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-24.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-24.json
index 59061a42320c9a673c015095add7ccae35e1a656..1284085c90dbddd1c36b25fdce47c9fcb3590fff 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-24.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-24.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-24.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/48",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-25.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-25.json
index 6c743cb5edaaf9de1333ef5e24dfabe2f69e9b10..df82cc24fc62c89c735d8eb668cdced35b6571ea 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-25.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-25.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-25.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/47",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-26.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-26.json
index 5c1b107ef5facdc64c56915585630c3f00c1755e..148a717a4ef23c8c96b780afbb1c5f0ef5c58ce8 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-26.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-26.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-26.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet4/46",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-27.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-27.json
index 74eaba2a2fde1ff6a44638a930f738a5b31ddb6d..5dde728d5cb0ac81fc0c0744673171c95c11c3f1 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-27.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-27.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-27.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet4/32",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-28.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-28.json
index 2e1fac6676709fe2185f8e85f583f4db13ef793f..fa3fc60d1d7a785b1c68e68b2f8d51405a4924a9 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-28.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-28.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-28.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet4/31",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-29.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-29.json
index 7215a1ecd90495ec9e22cc94df7fb9227a3b0330..5110c203894a6ddcda9b609ffc3082ee48c45e7d 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-29.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-29.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-29.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet4/48",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-3.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-3.json
index 8bcfadca02522d89455c740b8123791bad1a9880..7683067a82e1a6f229e55ef495daa1fc52de1d31 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-3.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-3.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-3.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/34",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-30.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-30.json
index 0448aa89abcea1ca80e8179056ba805e10de487c..f6e3d163e49ff03a559265fda368185c2bbec767 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-30.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-30.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-30.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet4/42",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-31.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-31.json
index 294d6dd08dba2db73f7469f1a5985b955e3ae3f7..d105d836f263728a2ca9428346b12b34240629a5 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-31.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-31.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-31.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet4/41",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-32.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-32.json
index c5c6f341f98d9d6d27335a6eb167b5f70c498c35..dc8a627185748a31a0b2de8f40c78ff1a9b3e075 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-32.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-32.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-32.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet4/40",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-33.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-33.json
index f82e7b8b457e6bb08b8fa9541e5d2c755a6ddfe5..0417fc7e6d9a3cec9d0c270da556d2cdfd8ef302 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-33.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-33.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-33.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet6/33",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-34.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-34.json
index a3cc1cf7661631a2ab557250dcd59d0d3bf59d7d..cffc7cdc812ae46adeac0dfd267dbed0afc9d6b2 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-34.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-34.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-34.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet4/39",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-35.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-35.json
index 75e852764999b134f8afbf8ad82838f547d89872..55d7936000ef2ec97cdde3c060b572680a17b8ed 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-35.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-35.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-35.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet4/33",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-36.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-36.json
index 4f0ec8cd9710df225c576163422e474781841099..684a53082b3eaab9478e43325aefe8b828f1b513 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-36.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-36.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-36.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet4/35",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-37.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-37.json
index 883692febfbf1f07b3d50d054611d73c9fa140e1..3ec82e4d257bd03dc63a3fff5f579e30cdf55f0f 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-37.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-37.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-37.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet4/38",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-38.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-38.json
index f6c020095178c17de554b1407259fbd969c96176..2720f902ebd71a2317ec00fce7415e4e0caa61dc 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-38.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-38.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-38.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet4/34",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-39.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-39.json
index ce63fab3718b953d12bd36af64b75fce1471ea8e..bac456a9cbee50b08302f088b684ce19be2ba801 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-39.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-39.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-39.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet4/36",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-4.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-4.json
index 0d3fcf57d2c90610bad8e19f6702bb0373efafda..774fcda65504a3ce628285217ff2a203c268f45f 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-4.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-4.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-4.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet3/45",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-40.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-40.json
index e4a783aedba22a52e1e9c350193f92e23ecc4c2f..6efaa025f9a7c9029ce2b153760c49128220f322 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-40.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-40.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-40.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet4/37",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-5.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-5.json
index b55e993347728a7880646211cc614675f4dc287f..7c31c21243471add4ab886a98b661f3472a575ae 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-5.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-5.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-5.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/29",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-6.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-6.json
index 6d1bbfa07835260989c4f8f613153cb50d667539..1666d9fb3cee883cd8f1f4be4b893c3591d762e6 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-6.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-6.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-6.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/36",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-7.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-7.json
index c7044a89254d1a0540c7f99247adb55db066bed9..5009577e9ab3dc350e1dc0361f7ed9f2a0082fc4 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-7.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-7.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-7.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet3/44",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-8.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-8.json
index ae2296e3983c37034b7536081876e2251c592952..027931a90b98c5a48a92f292ea9d7a92cd5d4ada 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-8.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-8.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-8.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/33",
       "vendor": "Intel",
       "version": "82576"
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-9.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-9.json
index 13fc37aa3755253c7ab93469ac70cdb2841b0e56..9379f3497eae16fceb118e72840201a139828543 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-9.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-9.json
@@ -55,7 +55,7 @@
       "mounted": true,
       "network_address": "parapluie-9.rennes.grid5000.fr",
       "rate": 1000000000,
-      "switch": "gw-rennes",
+      "switch": "c6509",
       "switch_port": "GigabitEthernet2/35",
       "vendor": "Intel",
       "version": "82576"