diff --git a/gestion/gen_confs/dhcpd_new.py b/gestion/gen_confs/dhcpd_new.py
index 8c1452d8..3e0d7d84 100755
--- a/gestion/gen_confs/dhcpd_new.py
+++ b/gestion/gen_confs/dhcpd_new.py
@@ -10,6 +10,7 @@ Licence : GPLv2
 from iptools import AddrInNet
 from gen_confs import gen_config
 from ldap_crans import hostname
+from config import NETs
 
 class dhcp(gen_config) :
     """ Génération du fichier de déclaration des hosts.
@@ -28,6 +29,9 @@ class dhcp(gen_config) :
     elif hostname == 'titanic':
         restart_cmd = '/etc/init.d/dhcp3-server restart'
         reseaux = { '10.2.9.0/24' : '/etc/dhcp3/generated/appartements.liste' }
+    elif hostname == 'dyson':
+        restart_cmd = '/etc/init.d/dhcp3-server restart'
+        reseaux = { NETs['adh-g'][0] : '/etc/dhcp3/generate/adh-g.liste' }
     elif hostname == 'gordon':
         restart_cmd = '/etc/init.d/dhcp3-server restart'
         reseaux = { '138.231.144.0/21' : '/etc/dhcp3/generated/wifi.liste' }
diff --git a/gestion/gen_confs/generate.py b/gestion/gen_confs/generate.py
index f20064f5..2cff5260 100644
--- a/gestion/gen_confs/generate.py
+++ b/gestion/gen_confs/generate.py
@@ -220,6 +220,11 @@ class komaz(base_reconfigure):
     def classify(self, ips):
         self.__fw().classes_p2p_maj(ips)
 
+class dyson(base_reconfigure):
+    def dhcp(self):
+        from gen_confs.dhcp_new import dhcp
+        self._do(dhcp(), self._machines())
+
 class sable(base_reconfigure):
     def dhcp(self):
         from gen_confs.dhcpd_new import dhcp
diff --git a/gestion/ldap_crans.py b/gestion/ldap_crans.py
index 44172e91..19ad8fda 100644
--- a/gestion/ldap_crans.py
+++ b/gestion/ldap_crans.py
@@ -2828,6 +2828,9 @@ Contactez nounou si la MAC est bien celle d'une carte.""", 3)
             pool_ip = lister_ip_dispo('all')
         else:
             proprio = self.proprietaire()
+            if proprio.chbre()[0] in [ 'g', 'G' ]:
+                net = config.NETs['adh-g']
+                pool_ip = lister_ip_dispo('adh-g')
 
             if proprio.etudes(0) == 'Personnel ENS':
                 net = config.NETs['personnel-ens']