diff --git a/gestion/config.py b/gestion/config.py
index 9ebd730a..eb674c66 100644
--- a/gestion/config.py
+++ b/gestion/config.py
@@ -375,7 +375,6 @@ NETs = { 'serveurs' : [ '138.231.136.0/28' ],
                          '138.231.138.0/24',
                          '138.231.139.0/24',
                          '138.231.140.0/22' ],
-         'adh-g' : [ '138.231.151.0/24' ],
          'bornes'      : [ '138.231.148.0/24' ],
          'vlan-adm'    : [ '10.231.136.0/24' ],
          'wifi-adh'    : [ '138.231.144.0/24', '138.231.145.0/24', '138.231.146.0/24',
diff --git a/gestion/gen_confs/firewall.py b/gestion/gen_confs/firewall.py
index 9e5f3946..e1303584 100644
--- a/gestion/gen_confs/firewall.py
+++ b/gestion/gen_confs/firewall.py
@@ -256,10 +256,6 @@ class firewall_crans :
             # Machine wifi, c'est la mac de Nectaris
             iptables("-t nat %s TEST_MAC-IP -s "%(insert)+\
             "%s -m mac --mac-source %s -j RETURN"%(ip, mac_wifi))
-        elif hostname != "dyson" and ip.startswith('138.231.151.'):
-            # Machine du G, c'est la mac de dyson
-            iptables("-t nat %s TEST_MAC-IP -s "%(insert)+\
-            "%s -m mac --mac-source %s -j RETURN"%(ip, mac_g))
         elif machine.nom() == "ovh.adm.crans.org":
             # Pour ovh, on met les MACs de komaz et de titanic
             # qui font proxy ARP
diff --git a/gestion/gen_confs/switchs.py b/gestion/gen_confs/switchs.py
index 2ca401ca..da4ccdf3 100644
--- a/gestion/gen_confs/switchs.py
+++ b/gestion/gen_confs/switchs.py
@@ -260,9 +260,6 @@ exit
         bat = switch[3].lower()
         sw_num = int(switch[5])
         dhcp_server = self.dhcp_server
-        # Au bātiment G, on utilise un autre serveur DHCP
-        if bat == 'g':
-            dhcp_server = '138.231.151.1'
         # Conf radius
         sys.path.append('/usr/scripts/gestion/secrets')
         from secrets import radius_key