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.  :)

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Nate Carlson <natecars at real-time.com>   | Phone : (952)943-8700
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