diff --git a/files/bird6-troisdorf5.conf b/files/bird6-troisdorf5.conf
index 37d46b5..d2cc760 100644
--- a/files/bird6-troisdorf5.conf
+++ b/files/bird6-troisdorf5.conf
@@ -44,7 +44,7 @@ return net ~ [ fc00::/7{48,64},
 }
 
 filter hostroute {
-        if net ~ 2a03:2260:121::/48 then accept;
+        if net ~ 2a03:2260:121:5000::/52 then accept;
         reject;
 }
 
diff --git a/files/interfaces-troisdorf5 b/files/interfaces-troisdorf5
index 7f1c8eb..fea611f 100644
--- a/files/interfaces-troisdorf5
+++ b/files/interfaces-troisdorf5
@@ -9,7 +9,7 @@ iface lo inet loopback
         up ip address add 185.66.193.105/32 dev lo
 
 iface lo inet6 loopback
-        up ip address add 2a03:2260:121::105/48 dev lo
+        up ip address add 203:2260:121:5000::105/52 dev lo
 
 
 # The primary network interface
diff --git a/files/interfaces-troisdorf7 b/files/interfaces-troisdorf7
index eb8e58b..f15278e 100644
--- a/files/interfaces-troisdorf7
+++ b/files/interfaces-troisdorf7
@@ -15,7 +15,7 @@ iface lo inet6 loopback
 # The primary network interface
 allow-hotplug eth0
 iface eth0 inet static
-        address 163.172.194.197
+        address 212.83.154.70
         netmask 255.255.255.255
         gateway 163.172.210.1
         pointopoint 163.172.210.1
diff --git a/files/l2tp_backbone.sh.exit.j2 b/files/l2tp_backbone.sh.exit.j2
index f56d720..de6813f 100644
--- a/files/l2tp_backbone.sh.exit.j2
+++ b/files/l2tp_backbone.sh.exit.j2
@@ -51,8 +51,11 @@ $ip addr add {{ sn_mesh_IPv4 }}/19 broadcast {{ sn_mesh_IPv4_brcast }} dev bat0
 $ip -6 addr add {{ sn_mesh_IPv6 }}/64 dev bat0
 $ip route add 10.188.0.0/16 via {{ sn_mesh_IPv4_xfer }} table 42
 $ip route add 10.188.0.0/16 via {{ sn_mesh_IPv4_xfer }}
-$ip -6 route add 2a03:2260:121::/56 via {{ sn_mesh_IPv6_xfer }} table 42
-$ip -6 route add 2a03:2260:121::/56 via {{ sn_mesh_IPv6_xfer }}
+
+$ip -6 route add 2a03:2260:121:4000::/52 via {{ sn_mesh_IPv6_xfer }} table 42
+$ip -6 route add 2a03:2260:121:5000::/52 via {{ sn_mesh_IPv6_xfer }} table 42
+$ip -6 route add 2a03:2260:121:6000::/52 via {{ sn_mesh_IPv6_xfer }} table 42
+$ip -6 route add 2a03:2260:121:7000::/52 via {{ sn_mesh_IPv6_xfer }} table 42
 
 /usr/bin/killall batadv-vis
 /bin/sleep 15