[c-nsp] tag-switching mtu question

[Joost greene]

Hi David,

Is anyone willing to explain to me the diff. between IP MTU, physical MTU,
MPLS MTU and MSS, i am confused.

please mail me offline or onlist.

Regards,
Joost

On 6/23/06, David Freedman <david.freedman at uk.clara.net> wrote:
>
> Gert, I'm going to post a summary of this soon, but essentially
> :
>
>
> > If I understand this correctly, it means that in 12.2(28)SB I would
> > be able to configure "mtu 1530" on a PA-FE-TX, and have that MTU be
> > working for MPLS and IP?   Or will "ip mtu" automagically stay at 1500?
>
> Yes, I believe what you describe here will be the case.
> "mpls mtu" will go away and be replaced by a generic "mtu" command
> which will allow mtu for any application to be configured.
>
>
> Stay tuned, I've been having a long offline conversation with Rodney and
> other cisco folks about this and will attempt to summarise the situation.
>
> Thanks,
>
> Dave.
>
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