On Mon, 16 Apr 2001, Austad, Jay wrote: > Make sure you set the MTU on the tunnel to 1500 or you'll have problems. It > should default to 1500 anyway, but for some reason I have trouble with UDP > across the tunnel if you don't explicitly set it to 1500. > > On the router you need something like: > interface Tunnel0 > description A crazy friggin tunnel > ip address 10.254.254.1 255.255.255.252 > ip mtu 1500 > tunnel source FastEthernet0/0 > tunnel destination <external IP of your linux box> > ! > > And do something like this on the linux box after making sure you load the > gre module: > ip tunnel add tun0 mode gre remote <external ip of router> local <external > ip of local box> ttl 255 > ip addr add 10.254.254.2/prefix dev tun0 > ip route add <route to network behind the remote router/prefix> dev tun0 Thanks Jay. I'll give this a shot when I get bored. :) -- Nate Carlson <natecars at real-time.com> | Phone : (952)943-8700 http://www.real-time.com | Fax : (952)943-8500