[c-nsp] Input errors between PE - P

Kike enriquebs at gmail.com
Wed Nov 7 03:56:32 EST 2007


In the "sh ip int" output both routers have 1500 in the MTU...
Your interfaces are set in 9216 with the command  "mtu 9216" or "ip mtu 9216"?

On 11/7/07, Simon Lockhart <simon at slimey.org> wrote:
> On Wed Nov 07, 2007 at 09:38:19AM +0100, Kike wrote:
> > Well... I'm a little lost with the MTU concept here... because I
> > configured two different MTUs, but I don't understand which exactly is
> > the function of the following commands:
> >
> > tag-switching mtu 1508  <-- P Router
> >
> > mtu 1508     <-- PE Router
> > ip mtu 1500  <-- PE Router
>
> I can't remember the exact details of which is which, but the underlying one
> which affects what can be sent out onto the wire is "mtu 1508". I suggest
> you
> set this the same on all routers on the same LAN (On my 10G MPLS interfaces,
> I
> set it right up to 9216).
>
> Simon
>


-- 
Kike


"the world is not a gift from our parents but a loan from our
children". Kenyan proverb.


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