diff --git a/files/bird-troisdorf1.conf b/files/bird-troisdorf4.conf
similarity index 100%
rename from files/bird-troisdorf1.conf
rename to files/bird-troisdorf4.conf
diff --git a/files/bird-troisdorf2.conf b/files/bird-troisdorf7.conf
similarity index 100%
rename from files/bird-troisdorf2.conf
rename to files/bird-troisdorf7.conf
diff --git a/files/bird6-troisdorf1.conf b/files/bird6-troisdorf4.conf
similarity index 100%
rename from files/bird6-troisdorf1.conf
rename to files/bird6-troisdorf4.conf
diff --git a/files/bird6-troisdorf2.conf b/files/bird6-troisdorf7.conf
similarity index 100%
rename from files/bird6-troisdorf2.conf
rename to files/bird6-troisdorf7.conf
diff --git a/files/dhcpd.conf.j2 b/files/dhcpd.conf.j2
index e226e31..8cd5205 100644
--- a/files/dhcpd.conf.j2
+++ b/files/dhcpd.conf.j2
@@ -4,10 +4,10 @@ option domain-name "fftdf";
 default-lease-time 300;
 max-lease-time 3600;
 log-facility local7;
-subnet 10.188.0.0 netmask 255.255.0.0 {
+subnet {{ sn_mesh_IPv4_net }} netmask 255.255.224.0 {
 authoritative;
 range {{ sn_dhcp_range }};
-option domain-name-servers {{ sn_mesh_IPv4 }}, {{ sn_dhcp_dns_v4 }};
+option domain-name-servers {{ sn_mesh_IPv4 }};
 option routers {{ sn_mesh_IPv4 }};
 option interface-mtu {{ sn_mtu }};
 interface bat0;
diff --git a/files/dhcpd6.conf.j2 b/files/dhcpd6.conf.j2
index e16eb8b..2a79b20 100644
--- a/files/dhcpd6.conf.j2
+++ b/files/dhcpd6.conf.j2
@@ -6,17 +6,10 @@ authoritative;
 default-lease-time 300;
 max-lease-time 600;
 
-#option dhcp6.name-servers {{ sn_mesh_IPv6 }};
-option dhcp6.name-servers {{ sn_mesh_IPv6 }}, {{ sn_dhcp_dns_v6 }};
+option dhcp6.name-servers {{ sn_mesh_IPv6 }};
 
 option dhcp6.domain-search "fftdf";
 
-subnet6 2a03:2260:121::/64 {
-#
-#       # Range for clients
-#       range6 2a03:2260:121::201 2a03:2260:121::ffff;
-#
-#       # Range for clients requesting a temporary address
-#       range6 2a03:2260:121::/64 temporary;
+subnet6 {{ sn_mesh_IPv6_net }} {
 }
 
diff --git a/files/interfaces-troisdorf1 b/files/interfaces-troisdorf4
similarity index 100%
rename from files/interfaces-troisdorf1
rename to files/interfaces-troisdorf4
diff --git a/files/interfaces-troisdorf2 b/files/interfaces-troisdorf7
similarity index 100%
rename from files/interfaces-troisdorf2
rename to files/interfaces-troisdorf7
diff --git a/files/l2tp_backbone.sh.exit.j2 b/files/l2tp_backbone.sh.exit.j2
index 28e4b2a..58da4c1 100644
--- a/files/l2tp_backbone.sh.exit.j2
+++ b/files/l2tp_backbone.sh.exit.j2
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Version 6
+# Version 7
 # Der servername muss mit einer einstelligen Zahl aufhoeren!!!!!
 communityname="troisdorf"
 server="troisdorf1 troisdorf2 troisdorf3 troisdorf4 troisdorf5 troisdorf6 troisdorf7 troisdorf8 troisdorf9"
@@ -24,30 +24,31 @@ batctl=/usr/local/sbin/batctl
 ip=/sbin/ip
 dig=/usr/bin/dig
 
-for i in $server; do
-(
-        for j in $server; do
-                if [ $i  != $j ]; then
-                        if [ $i = $localserver ]; then
-                                 ip l2tp add tunnel remote $($dig +short $j.$domain) local $(/bin/hostname  -I | /usr/bin/cut -f1 -d' ') tunnel_id $tunnelPrefix${i#$communityname}${j#$communityname} peer_tunnel_id $tunnelPrefix${j#$communityname}${i#$communityname} encap udp udp_sport 300${i#$communityname}${j#$communityname} udp_dport 300${j#$communityname}${i#$communityname}
-                                 ip l2tp add session name l2tp-$j tunnel_id $tunnelPrefix${i#$communityname}${j#$communityname} session_id $sessionPrefix${i#$communityname}${j#$communityname} peer_session_id $sessionPrefix${j#$communityname}${i#$communityname}
-                                 #ip link set address $communitymacaddress:${i#$communityname}${j#$communityname} dev l2tp-$j
-                                 ip link set dev l2tp-$j mtu $mtu
-                                 ip link set up l2tp-$j
-                                 $batctl if add l2tp-$j
-                        fi
-                fi
-        done
-)
-done
+#for i in $server; do
+#(
+#        for j in $server; do
+#                if [ $i  != $j ]; then
+#                        if [ $i = $localserver ]; then
+#                                 ip l2tp add tunnel remote $($dig +short $j.$domain) local $(/bin/hostname  -I | /usr/bin/cut -f1 -d' ') tunnel_id $tunnelPrefix${i#$communityname}${j#$communityname} peer_tunnel_id $tunnelPrefix${j#$communityname}${i#$communityname} encap udp udp_sport 300${i#$communityname}${j#$communityname} udp_dport 300${j#$communityname}${i#$communityname}
+#                                 ip l2tp add session name l2tp-$j tunnel_id $tunnelPrefix${i#$communityname}${j#$communityname} session_id $sessionPrefix${i#$communityname}${j#$communityname} peer_session_id $sessionPrefix${j#$communityname}${i#$communityname}
+#                                 #ip link set address $communitymacaddress:${i#$communityname}${j#$communityname} dev l2tp-$j
+#                                 ip link set dev l2tp-$j mtu $mtu
+#                                 ip link set up l2tp-$j
+#                                 $batctl if add l2tp-$j
+#                        fi
+#                fi
+#        done
+#)
+#done
 
 # Rest starten
 $ip link set address $communitymacaddress:0${localserver#$communityname} dev bat0
 $ip link set up dev bat0
-$ip addr add $communitynetwork.$octet3rd.${localserver#$communityname}/16 broadcast $communitynetwork.255.255 dev bat0
-$ip -6 addr add $communitynetworkv6$octet3rd:${localserver#$communityname}/64 dev bat0
-$ip route add {{ snx_ffrl_IPv4 }}/32 via {{ snx_mesh_IPv4 }} table 42
-$ip route add {{ snx_ffrl_IPv4 }}/32 via {{ snx_mesh_IPv4 }}
+#$ip addr add $communitynetwork.$octet3rd.${localserver#$communityname}/16 broadcast $communitynetwork.255.255 dev bat0
+$ip addr add {{ sn_mesh_IPv4 }}/19 broadcast {{ sn_mesh_IPv4_brcast }} dev bat0
+#$ip -6 addr add $communitynetworkv6$octet3rd:${localserver#$communityname}/64 dev bat0
+$ip -6 addr add {{ sn_mesh_IPv6 }}/64 dev bat0
+$ip route add 10.188.0.0/16 via 10.188.x.254 table 42
 
 /usr/bin/killall batadv-vis
 /bin/sleep 15