diff --git a/data/grid5000/sites/luxembourg/network_equipments/gw.json b/data/grid5000/sites/luxembourg/network_equipments/gw.json
index 5420984f6d9589c0713207c1b49ce834941ddc60..282b91f46678b5f0d52c014895e9674d64b47957 100644
--- a/data/grid5000/sites/luxembourg/network_equipments/gw.json
+++ b/data/grid5000/sites/luxembourg/network_equipments/gw.json
@@ -73,7 +73,7 @@
     {
     },
     {
-      "backplane_bps": 40000000000,
+      "backplane_bps": 4800000000000,
       "kavlan_pattern": "Ethernet%LINECARD%/%PORT%",
       "kind": "node",
       "ports": [
@@ -263,7 +263,7 @@
           "uid": "port-channel59"
         }
       ],
-      "rate": 1000000000,
+      "rate": 10000000000,
       "snmp_pattern": "Ethernet%LINECARD%/%PORT%"
     }
   ],
diff --git a/data/grid5000/sites/luxembourg/network_equipments/sw-b04.json b/data/grid5000/sites/luxembourg/network_equipments/sw-b04.json
new file mode 100644
index 0000000000000000000000000000000000000000..f6282c6484ab12b4e81ae7b1d02fe822bdcc7386
--- /dev/null
+++ b/data/grid5000/sites/luxembourg/network_equipments/sw-b04.json
@@ -0,0 +1,261 @@
+{
+  "backplane_bps": 3600000000000,
+  "channels": {
+    "port-channel53": {
+      "kind": "router",
+      "port": "port-channel53",
+      "rate": 200000000000,
+      "uid": "gw-belval"
+    }
+  },
+  "ip": "172.17.191.249",
+  "kind": "switch",
+  "linecards": [
+    {
+    },
+    {
+      "backplane_bps": 3600000000000,
+      "kavlan_pattern": "%PORT%",
+      "kind": "node",
+      "ports": [
+        {
+        },
+        {
+          "kind": "node",
+          "port": "eth0",
+          "snmp_name": "Ethernet1/1",
+          "uid": "mi210x-1"
+        },
+        {
+          "kind": "node",
+          "port": "eth0",
+          "snmp_name": "Ethernet1/2",
+          "uid": "mi210x-2"
+        },
+        {
+          "kind": "node",
+          "port": "eth0",
+          "snmp_name": "Ethernet1/3",
+          "uid": "mi210x-3"
+        },
+        {
+          "kind": "node",
+          "port": "eth0",
+          "snmp_name": "Ethernet1/4",
+          "uid": "mi210x-4"
+        },
+        {
+          "kind": "node",
+          "port": "eth0",
+          "snmp_name": "Ethernet1/5",
+          "uid": "mi210x-5"
+        },
+        {
+          "kind": "node",
+          "port": "eth0",
+          "snmp_name": "Ethernet1/6",
+          "uid": "mi210x-6"
+        },
+        {
+          "kind": "node",
+          "port": "eth0",
+          "snmp_name": "Ethernet1/7",
+          "uid": "mi210x-7"
+        },
+        {
+          "kind": "node",
+          "port": "g-p1",
+          "rate": 10000000000,
+          "snmp_name": "Ethernet1/8",
+          "uid": "xe9680-10g-p1"
+        },
+        {
+          "kind": "node",
+          "port": "g-p2",
+          "rate": 10000000000,
+          "snmp_name": "Ethernet1/9",
+          "uid": "xe9680-10g-p2"
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+          "kind": "channel",
+          "snmp_name": "Ethernet1/53",
+          "uid": "port-channel53"
+        },
+        {
+          "kind": "channel",
+          "snmp_name": "Ethernet1/54",
+          "uid": "port-channel53"
+        }
+      ],
+      "rate": 25000000000,
+      "snmp_pattern": "Ethernet%LINECARD%/%PORT%"
+    }
+  ],
+  "managed_by_us": true,
+  "metrics": [
+    {
+      "description": "Input byte counter for the network device port",
+      "name": "network_ifacein_bytes_total",
+      "period": 15000,
+      "source": {
+        "id": "1.3.6.1.2.1.31.1.1.1.6.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}",
+        "protocol": "snmp"
+      }
+    },
+    {
+      "description": "Output byte counter for the network device port",
+      "name": "network_ifaceout_bytes_total",
+      "period": 15000,
+      "source": {
+        "id": "1.3.6.1.2.1.31.1.1.1.10.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}",
+        "protocol": "snmp"
+      }
+    },
+    {
+      "description": "Input packet counter for the network device port",
+      "name": "network_ifacein_packets_total",
+      "period": 15000,
+      "source": {
+        "id": "1.3.6.1.2.1.2.2.1.11.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}",
+        "protocol": "snmp"
+      }
+    },
+    {
+      "description": "Output packet counter for the network device port",
+      "name": "network_ifaceout_packets_total",
+      "period": 15000,
+      "source": {
+        "id": "1.3.6.1.2.1.2.2.1.17.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}",
+        "protocol": "snmp"
+      }
+    },
+    {
+      "description": "Input counter of discarded packets for the network device port",
+      "name": "network_ifacein_packets_discard_total",
+      "period": 15000,
+      "source": {
+        "id": "1.3.6.1.2.1.2.2.1.13.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}",
+        "protocol": "snmp"
+      }
+    },
+    {
+      "description": "Output counter of discarded packets for the network device port",
+      "name": "network_ifaceout_packets_discard_total",
+      "period": 15000,
+      "source": {
+        "id": "1.3.6.1.2.1.2.2.1.19.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}",
+        "protocol": "snmp"
+      }
+    },
+    {
+      "description": "Input counter of packet errors for the network device port",
+      "name": "network_ifacein_packets_error_total",
+      "period": 15000,
+      "source": {
+        "id": "1.3.6.1.2.1.2.2.1.14.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}",
+        "protocol": "snmp"
+      }
+    },
+    {
+      "description": "Output counter of packet errors for the network device port",
+      "name": "network_ifaceout_packets_error_total",
+      "period": 15000,
+      "source": {
+        "id": "1.3.6.1.2.1.2.2.1.20.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}",
+        "protocol": "snmp"
+      }
+    }
+  ],
+  "model": "cisco Nexus9000 C93180YC-FX3",
+  "site": "luxembourg",
+  "snmp_community": "public",
+  "type": "network_equipment",
+  "uid": "sw-b04",
+  "warranty": "2029-01-01"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/luxembourg/network_equipments/sw-b09.json b/data/grid5000/sites/luxembourg/network_equipments/sw-b09.json
new file mode 100644
index 0000000000000000000000000000000000000000..32783d7a16de65eb87db0844ae7eb55ed51690a0
--- /dev/null
+++ b/data/grid5000/sites/luxembourg/network_equipments/sw-b09.json
@@ -0,0 +1,223 @@
+{
+  "backplane_bps": 3600000000000,
+  "channels": {
+    "port-channel53": {
+      "kind": "router",
+      "port": "port-channel53",
+      "rate": 200000000000,
+      "uid": "gw-belval"
+    }
+  },
+  "ip": "172.17.191.248",
+  "kind": "switch",
+  "linecards": [
+    {
+    },
+    {
+      "backplane_bps": 3600000000000,
+      "kavlan_pattern": "%PORT%",
+      "kind": "node",
+      "ports": [
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+        },
+        {
+          "kind": "channel",
+          "snmp_name": "Ethernet1/53",
+          "uid": "port-channel53"
+        },
+        {
+          "kind": "channel",
+          "snmp_name": "Ethernet1/54",
+          "uid": "port-channel53"
+        }
+      ],
+      "rate": 25000000000,
+      "snmp_pattern": "Ethernet%LINECARD%/%PORT%"
+    }
+  ],
+  "managed_by_us": true,
+  "metrics": [
+    {
+      "description": "Input byte counter for the network device port",
+      "name": "network_ifacein_bytes_total",
+      "period": 15000,
+      "source": {
+        "id": "1.3.6.1.2.1.31.1.1.1.6.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}",
+        "protocol": "snmp"
+      }
+    },
+    {
+      "description": "Output byte counter for the network device port",
+      "name": "network_ifaceout_bytes_total",
+      "period": 15000,
+      "source": {
+        "id": "1.3.6.1.2.1.31.1.1.1.10.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}",
+        "protocol": "snmp"
+      }
+    },
+    {
+      "description": "Input packet counter for the network device port",
+      "name": "network_ifacein_packets_total",
+      "period": 15000,
+      "source": {
+        "id": "1.3.6.1.2.1.2.2.1.11.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}",
+        "protocol": "snmp"
+      }
+    },
+    {
+      "description": "Output packet counter for the network device port",
+      "name": "network_ifaceout_packets_total",
+      "period": 15000,
+      "source": {
+        "id": "1.3.6.1.2.1.2.2.1.17.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}",
+        "protocol": "snmp"
+      }
+    },
+    {
+      "description": "Input counter of discarded packets for the network device port",
+      "name": "network_ifacein_packets_discard_total",
+      "period": 15000,
+      "source": {
+        "id": "1.3.6.1.2.1.2.2.1.13.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}",
+        "protocol": "snmp"
+      }
+    },
+    {
+      "description": "Output counter of discarded packets for the network device port",
+      "name": "network_ifaceout_packets_discard_total",
+      "period": 15000,
+      "source": {
+        "id": "1.3.6.1.2.1.2.2.1.19.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}",
+        "protocol": "snmp"
+      }
+    },
+    {
+      "description": "Input counter of packet errors for the network device port",
+      "name": "network_ifacein_packets_error_total",
+      "period": 15000,
+      "source": {
+        "id": "1.3.6.1.2.1.2.2.1.14.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}",
+        "protocol": "snmp"
+      }
+    },
+    {
+      "description": "Output counter of packet errors for the network device port",
+      "name": "network_ifaceout_packets_error_total",
+      "period": 15000,
+      "source": {
+        "id": "1.3.6.1.2.1.2.2.1.20.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}",
+        "protocol": "snmp"
+      }
+    }
+  ],
+  "model": "cisco Nexus9000 C93180YC-FX3",
+  "site": "luxembourg",
+  "snmp_community": "public",
+  "type": "network_equipment",
+  "uid": "sw-b09",
+  "warranty": "2029-01-01"
+}
\ No newline at end of file
diff --git a/input/grid5000/sites/luxembourg/networks/gw-luxembourg.yaml b/input/grid5000/sites/luxembourg/networks/gw-luxembourg.yaml
index 9b684a4e532226ca65148cb60324fea4ece15655..b6e81565cc69f902150f3a08e32c27cde33c720b 100644
--- a/input/grid5000/sites/luxembourg/networks/gw-luxembourg.yaml
+++ b/input/grid5000/sites/luxembourg/networks/gw-luxembourg.yaml
@@ -9,7 +9,7 @@ gw:
   site: luxembourg
   snmp_community: public
   warranty: 2029-01-01 # Contrat site université renouvelé en continu
-  backplane_bps: 4800000000000
+  backplane_bps: 4_800_000_000_000
   ip: 172.16.191.254
   ip6: 2001:660:4406:300::ffff:ffff
   metrics:
@@ -122,8 +122,8 @@ gw:
     1:
       snmp_pattern: Ethernet%LINECARD%/%PORT%
       kavlan_pattern: Ethernet%LINECARD%/%PORT%
-      backplane_bps: 40000000000
-      rate: 1000000000
+      backplane_bps: 4_800_000_000_000
+      rate: 10_000_000_000
       kind: node
       ports:
         1:
@@ -194,49 +194,49 @@ gw:
       uid: pve-1
       port: port-channel1
       kind: server
-      rate: 20000000000
+      rate: 20_000_000_000
     port-channel3:
       uid: pve-2
       port: port-channel3
       kind: server
-      rate: 20000000000
+      rate: 20_000_000_000
     port-channel5:
       uid: pve-1-backup-link
       port: port-channel5
       kind: server
-      rate: 20000000000
+      rate: 20_000_000_000
     port-channel7:
       uid: pve-2-backup-link
       port: port-channel7
       kind: server
-      rate: 20000000000
+      rate: 20_000_000_000
     port-channel41:
       uid: backup-link-to-hpc-gw
       port: port-channel7
       kind: server
-      rate: 20000000000
+      rate: 20_000_000_000
     port-channel43:
       uid: sw-admin-b09
       port: port-channel43
       kind: switch
-      rate: 20000000000
+      rate: 20_000_000_000
     port-channel45:
       uid: sw-admin-b04
       port: port-channel45
       kind: switch
-      rate: 20000000000
+      rate: 20_000_000_000
     port-channel55:
       uid: srv-data
       port: port-channel55
       kind: server
-      rate: 20000000000
+      rate: 20_000_000_000
     port-channel57:
       uid: sw-b09
       port: port-channel57
       kind: switch
-      rate: 20000000000
+      rate: 20_000_000_000
     port-channel59:
       uid: sw-b04
       port: port-channel59
       kind: switch
-      rate: 20000000000
+      rate: 20_000_000_000
diff --git a/input/grid5000/sites/luxembourg/networks/sw-b04.yaml b/input/grid5000/sites/luxembourg/networks/sw-b04.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..56c3746068ec73eade5dbdb9f4d905a0d323d03c
--- /dev/null
+++ b/input/grid5000/sites/luxembourg/networks/sw-b04.yaml
@@ -0,0 +1,99 @@
+---
+sw-b04:
+  model: cisco Nexus9000 C93180YC-FX3
+  kind: switch
+  managed_by_us: true
+  site: luxembourg
+  snmp_community: public
+  warranty: 2029-01-01 # Contrat site université renouvelé en continu
+  backplane_bps: 3_600_000_000_000
+  ip: 172.17.191.249
+  metrics:
+    - name: network_ifacein_bytes_total
+      description: Input byte counter for the network device port
+      period: 15000
+      source:
+        protocol: snmp
+        id: 1.3.6.1.2.1.31.1.1.1.6.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}
+    - name: network_ifaceout_bytes_total
+      description: Output byte counter for the network device port
+      period: 15000
+      source:
+        protocol: snmp
+        id: 1.3.6.1.2.1.31.1.1.1.10.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}
+    - name: network_ifacein_packets_total
+      description: Input packet counter for the network device port
+      period: 15000
+      source:
+        protocol: snmp
+        id: 1.3.6.1.2.1.2.2.1.11.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}
+    - name: network_ifaceout_packets_total
+      description: Output packet counter for the network device port
+      period: 15000
+      source:
+        protocol: snmp
+        id: 1.3.6.1.2.1.2.2.1.17.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}
+    - name: network_ifacein_packets_discard_total
+      description: Input counter of discarded packets for the network device port
+      period: 15000
+      source:
+        protocol: snmp
+        id: 1.3.6.1.2.1.2.2.1.13.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}
+    - name: network_ifaceout_packets_discard_total
+      description: Output counter of discarded packets for the network device port
+      period: 15000
+      source:
+        protocol: snmp
+        id: 1.3.6.1.2.1.2.2.1.19.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}
+    - name: network_ifacein_packets_error_total
+      description: Input counter of packet errors for the network device port
+      period: 15000
+      source:
+        protocol: snmp
+        id: 1.3.6.1.2.1.2.2.1.14.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}
+    - name: network_ifaceout_packets_error_total
+      description: Output counter of packet errors for the network device port
+      period: 15000
+      source:
+        protocol: snmp
+        id: 1.3.6.1.2.1.2.2.1.20.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}
+  linecards:
+    1:
+      snmp_pattern: "Ethernet%LINECARD%/%PORT%"
+      kavlan_pattern: "%PORT%"
+      backplane_bps: 3_600_000_000_000
+      rate: 25_000_000_000
+      kind: node
+      ports:
+        1:
+          uid: mi210x-1
+        2:
+          uid: mi210x-2
+        3:
+          uid: mi210x-3
+        4:
+          uid: mi210x-4
+        5:
+          uid: mi210x-5
+        6:
+          uid: mi210x-6
+        7:
+          uid: mi210x-7
+        8:
+          uid: xe9680-10g-p1
+          rate: 10_000_000_000
+        9:
+          uid: xe9680-10g-p2
+          rate: 10_000_000_000
+        53:
+          uid: port-channel53
+          kind: channel
+        54:
+          uid: port-channel53
+          kind: channel
+  channels:
+    port-channel53:
+      uid: gw-belval
+      port: port-channel53
+      kind: router
+      rate: 200_000_000_000
diff --git a/input/grid5000/sites/luxembourg/networks/sw-b09.yaml b/input/grid5000/sites/luxembourg/networks/sw-b09.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..d9fb37c2a6bc9f945b9affc361a078551672d9d4
--- /dev/null
+++ b/input/grid5000/sites/luxembourg/networks/sw-b09.yaml
@@ -0,0 +1,79 @@
+---
+sw-b09:
+  model: cisco Nexus9000 C93180YC-FX3
+  kind: switch
+  managed_by_us: true
+  site: luxembourg
+  snmp_community: public
+  warranty: 2029-01-01 # Contrat site université renouvelé en continu
+  backplane_bps: 3_600_000_000_000
+  ip: 172.17.191.248
+  metrics:
+    - name: network_ifacein_bytes_total
+      description: Input byte counter for the network device port
+      period: 15000
+      source:
+        protocol: snmp
+        id: 1.3.6.1.2.1.31.1.1.1.6.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}
+    - name: network_ifaceout_bytes_total
+      description: Output byte counter for the network device port
+      period: 15000
+      source:
+        protocol: snmp
+        id: 1.3.6.1.2.1.31.1.1.1.10.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}
+    - name: network_ifacein_packets_total
+      description: Input packet counter for the network device port
+      period: 15000
+      source:
+        protocol: snmp
+        id: 1.3.6.1.2.1.2.2.1.11.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}
+    - name: network_ifaceout_packets_total
+      description: Output packet counter for the network device port
+      period: 15000
+      source:
+        protocol: snmp
+        id: 1.3.6.1.2.1.2.2.1.17.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}
+    - name: network_ifacein_packets_discard_total
+      description: Input counter of discarded packets for the network device port
+      period: 15000
+      source:
+        protocol: snmp
+        id: 1.3.6.1.2.1.2.2.1.13.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}
+    - name: network_ifaceout_packets_discard_total
+      description: Output counter of discarded packets for the network device port
+      period: 15000
+      source:
+        protocol: snmp
+        id: 1.3.6.1.2.1.2.2.1.19.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}
+    - name: network_ifacein_packets_error_total
+      description: Input counter of packet errors for the network device port
+      period: 15000
+      source:
+        protocol: snmp
+        id: 1.3.6.1.2.1.2.2.1.14.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}
+    - name: network_ifaceout_packets_error_total
+      description: Output counter of packet errors for the network device port
+      period: 15000
+      source:
+        protocol: snmp
+        id: 1.3.6.1.2.1.2.2.1.20.{{ 1.3.6.1.2.1.2.2.1.2 == %SNMP_IFACE% }}
+  linecards:
+    1:
+      snmp_pattern: "Ethernet%LINECARD%/%PORT%"
+      kavlan_pattern: "%PORT%"
+      backplane_bps: 3_600_000_000_000
+      rate: 25_000_000_000
+      kind: node
+      ports:
+        53:
+          uid: port-channel53
+          kind: channel
+        54:
+          uid: port-channel53
+          kind: channel
+  channels:
+    port-channel53:
+      uid: gw-belval
+      port: port-channel53
+      kind: router
+      rate: 200_000_000_000