Re: network regression using 2.6.8.x behind Cisco 1712

From: Bastiaan Spandaw
Date: Thu Aug 19 2004 - 18:12:10 EST


On Thu, 2004-08-19 at 09:16, Ondřej Surý wrote:
> On Wed, 2004-08-18 at 18:25 +0100, Alan Cox wrote:
> > On Mer, 2004-08-18 at 09:20, Ondřej Surý wrote:
> > > It could be some bug in IOS, but it is triggered by some change between
> > > 2.6.7 and 2.6.8. Any hints what should I try or where to look?
> > > I could try some -pre and -rc kernel to locate where this was
> > > introduced, but at least try to hint me which version should be
> > > considered, I am not so willing to compile all -preX and -rcX, but could
> > > do that if neccessary to hunt this regression.
> >
> > echo "0" >/proc/sys/net/ipv4/tcp_window_scaling see if that helps.
>
> Yep, that helped. Thanks a lot.
>
> > If so then suspect something like the cisco or upstream router.
>
> I will report this to my local Cisco support partner.

I too have this problem. (cisco 837 running
c837-k9o3sy6-mz.123-4.XG1.bin)

Adjusting the window scaling helped me too.

If you get an answer from cisco I'd greatly appreciate hearing about it.

Regards,

Bastiaan

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