Windows 2008R2 MTU reverts to default

Enno Rey erey at ernw.de
Tue Jun 11 21:07:00 CEST 2013


Hi,

On Tue, Jun 11, 2013 at 12:48:37PM +0200, Daniel Roesen wrote:
> On Tue, Jun 11, 2013 at 07:29:43AM +0200, Enno Rey wrote:
> > b) (much better): have the router advertise the lower MTU you want to use in the RAs by just setting a lower MTU on the (router) interfaces in question.
> > See also: http://blog.ioshints.info/2013/01/mtu-issues-and-tcp-mss-clamping-in.html
> 
> Guys... don't mess arbitrarily with link MTUs (RA) when you have
> problems with path MTU.

well, a number of people/organizations I know solve (_other_ parties') path MTU problems by using "conservative" link MTU settings (e.g. 1400) in _their own_ networks...
not sure about the intent of the OP though

best

Enno

 



> 
> Best regards,
> Daniel
> 
> -- 
> CLUE-RIPE -- Jabber: dr at cluenet.de -- dr at IRCnet -- PGP: 0xA85C8AA0

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Enno Rey

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