diff --git a/docs/6to4.xml b/docs/6to4.xml
old mode 100644
new mode 100755
index d6ee3c473..118ea3ee6
--- a/docs/6to4.xml
+++ b/docs/6to4.xml
@@ -121,6 +121,63 @@ SLA=1
GATEWAY=::192.88.99.1
+
+++ auto lo +iface lo inet loopback + +auto eth3 +iface eth0 inet dhcp + hwaddress ether 00:11:85:89:da:9b + hostname tnteastep + +auto eth1 +iface eth1 inet static + address 172.20.1.254 + netmask 255.255.255.0 + network 172.20.1.0 + broadcast 172.20.1.255 + +iface eth1 inet6 static + address 2002:ce7c:92b4:1::1 + netmask 64 + +auto eth0 eth0:1 eth0:2 +iface eth0 inet static + address 206.124.146.176 + netmask 255.255.255.0 + network 206.124.146.0 + broadcast 206.124.146.255 + +iface eth0:0 inet static + address 206.124.146.178 + netmask 255.255.255.0 + broadcast 206.124.146.255 + +iface eth0:1 inet static + address 206.124.146.179 + netmask 255.255.255.0 + broadcast 206.124.146.255 + +iface eth0:2 inet static + address 206.124.146.180 + netmask 255.255.255.0 + broadcast 206.124.146.255 + +auto sit1 +iface sit1 inet6 v4tunnel + address 2002:ce7c:92b4::1 + netmask 64 + endpoint 192.88.99.1 + local 206.124.146.180 + gateway ::192.88.99.1 + post-up echo 1 > /proc/sys/net/ipv6/conf/all/forwarding +