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Re: MSN blocking PMTUD

  • From: Mikael Abrahamsson
  • Date: Mon May 17 12:25:31 2004

On Mon, 17 May 2004, Miguel Mata-Cardona wrote:

> Is there somebody from MSN here? Is there a workaround for this 
> problem without using other type of tunneling? If not, is there any 
> other workaround?

Use "ip mtu 1500" on each tunnel interface. Uses more CPU but works.

"ip adjust-mss 1300" is also nice, in conjunction with the above you end 
up with the TCP traffic not being fragmented and it still being 
transparent for fullsize UDP traffic.


-- 
Mikael Abrahamsson    email: swmike@swm.pp.se





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