[c-nsp] 6to4 relay router setup

[Antonio Querubin]

On Wed, 4 Jan 2006, matthew zeier wrote:

> My test client router has the following config:
>
> interface Loopback0
>  ip address 216.23.160.253 255.255.255.255
>
> interface Tunnel0
>  no ip address
>  no ip redirects
>  ipv6 address 2002:D817:A0F0::1/128
>  ipv6 enable
>  tunnel source Loopback0
>  tunnel mode ipv6ip 6to4
>
> ipv6 route 2002::/16 Tunnel0
> ipv6 route ::/0 2002:C058:6301::
>
>
> tun0 shows up on client router.  On the relay router destination shows as
> UNKNOWN.  I'm unable to ping from client to relay.
>
> What am I missing?

Maybe try using Tunnel1 instead of Tunnel0.  I've run into problems using 
Tunnel0 in more recent IOS versions.  In the latest releases I think 
Tunnel0 is actually reserved for tunnelling multicast/PIM registration - 
perhaps someone else can provide further details.