On Wed Nov 07, 2007 at 09:56:32AM +0100, Kike wrote: > In the "sh ip int" output both routers have 1500 in the MTU... So they'll use 1500 for IP packets - but you also need to allow for MPLS tags. > Your interfaces are set in 9216 with the command "mtu 9216" or "ip mtu 9216"? "mtu 9216" Simon