[c-nsp] 7200 MPLS MTU Issues

Jon Lewis jlewis at lewis.org
Wed Mar 16 07:36:59 EST 2005


On Wed, 16 Mar 2005, Kenny Stoltz wrote:

> interface Vlan112
>  ip address ip2 secondary
>  ip address ip1
>  no ip redirects
>  tag-switching mtu 1526
>  tag-switching ip
> end
>
> (my other router is a 7600, the link into it is an ISL trunk)

Exactly what supervisor are you using in the 7600?  AFAIK, it has to be a
sup720-3b or 3bxl for tag-switching to work.  Lower sups won't stop you
from configuring tag-switching...but they won't work.

----------------------------------------------------------------------
 Jon Lewis                   |  I route
 Senior Network Engineer     |  therefore you are
 Atlantic Net                |
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