[j-nsp] MPLS-in-MPLS mtu

Jonas Frey jf at probe-networks.de
Sun Apr 15 17:20:31 EDT 2007


Jared,

i've done this on most of my network. However the 12 port FE pic
(P/PE-12FE-TX) only does 1532 bytes max MTU (and this only with newer
firmware...). This is why i am asking.

Regards,
Jonas

On Sun, 2007-04-15 at 23:17, Jared Mauch wrote:
> 	there should be no reason you can't increase your 'mpls infrastructure'
> MTU to something larger, eg: 4470 or otherwise.  Some providers have gone as
> far as increasing the internal MTU to the 9k range.  This can have some
> serious wins in some cases, eg: tcp performance as it relates to
> ibgp messages.
> 
> 	- jared
> 
> On Sun, Apr 15, 2007 at 05:46:48PM +0200, Jonas Frey wrote:
> > Hello,
> > 
> > i'am looking to deploy a vlan-ccc l2circuit (via MPLS). The customer
> > wants to use MPLS himself on this circuit so i am wondering what MTU
> > would be needed for this to work. I am calculating with 1526 bytes, is
> > this correct?
> > 
> > Any help appreciated.
> > 
> > Regards,
> > Jonas
> > 
> > _______________________________________________
> > juniper-nsp mailing list juniper-nsp at puck.nether.net
> > https://puck.nether.net/mailman/listinfo/juniper-nsp




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