[c-nsp] ip tcp adjust-mss

Aaron dudepron at gmail.com
Mon Feb 11 16:44:16 EST 2013


Disagree, it is not a common practice.
You should make your MTU large enough.


On Mon, Feb 11, 2013 at 3:54 PM, Mack McBride <mack.mcbride at viawest.com>wrote:

> This is very common practice and practically everyone does it.
> Usually if you have your own backbone you enlarge the backbone packet size
> though.
> Sometimes that isn't an option due to provider switches in the path.
>
> LR Mack McBride
> Network Architect
>
> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net [mailto:
> cisco-nsp-bounces at puck.nether.net] On Behalf Of Eric A Louie
> Sent: Monday, February 11, 2013 12:56 PM
> To: Cisco NSP
> Subject: [c-nsp] ip tcp adjust-mss
>
> I just put in this command on my upstream interfaces to help my mpls
> network pass traffic - that is, my effort to eliminate fragmentation in my
> backbone.
>
> Is anyone else using this method of "mtu control"?  I need some support -
> my CEO is asking why I have to do this, and who else does it, and is it a
> common practice, etc, so I'm looking for evidence, more than just "The
> Cisco TAC told me to do it".
>
> thanks
>
>  Much appreciated, Eric
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