diff --git a/Cfg/etc/bind/named.conf.notify/named.conf.notify b/Cfg/etc/bind/named.conf.notify/named.conf.notify
index 3bb543b..c272be4 100644
--- a/Cfg/etc/bind/named.conf.notify/named.conf.notify
+++ b/Cfg/etc/bind/named.conf.notify/named.conf.notify
@@ -3,9 +3,10 @@
 // A ne modifier que sur vert
 
 	also-notify { 
-	         10.231.136.9;  // ultra-adsl
-		 10.231.136.11; // ragnarok
 		 10.231.136.2;  // vert
-		 10.231.136.10; // sila
 		 10.231.136.8;  // ovh
+	         10.231.136.9;  // sable
+		 10.231.136.10; // sila
+		 10.231.136.11; // ragnarok
+		 10.231.136.14; // titanic
 		 };
diff --git a/Metadata/groups.xml b/Metadata/groups.xml
index 65197f6..70d0ed7 100644
--- a/Metadata/groups.xml
+++ b/Metadata/groups.xml
@@ -30,6 +30,7 @@
 	 profile="true">
     <Group name="crans"/>
     <Group name="main-proxy-server"/>
+    <Group name="dns-secondary"/>
     <Group name="backup-client"/>
     <Group name="ups-monitor"/>
   </Group>
diff --git a/Python/etc/network/interfaces b/Python/etc/network/interfaces
index 2abf1b3..7e14733 100644
--- a/Python/etc/network/interfaces
+++ b/Python/etc/network/interfaces
@@ -22,7 +22,7 @@ iface %(interface)s inet static
     netmask 255.255.248.0
     broadcast 138.231.143.255
     gateway 138.231.136.4
-    dns-nameservers 138.231.136.10 138.231.136.3
+    dns-nameservers 138.231.136.10 138.231.136.9 138.231.136.3
     dns-search crans.org""" % { 'interface': interface, 'ip': pubip() }
     else:
         print """auto %(interface)s
@@ -32,7 +32,7 @@ iface %(interface)s inet static
     netmask 255.255.255.0
     broadcast 10.231.136.255
     mtu 1496
-    dns-nameservers 10.231.136.10 10.231.136.3
+    dns-nameservers 10.231.136.10 138.231.136.9 10.231.136.3
     dns-search adm.crans.org""" % { 'interface': interface, 'ip': admip() }
 
     for line in additionnals: