Messages in this thread | | | Date | Wed, 30 Jun 2004 16:20:03 -0400 (EDT) | From | John Heffner <> | Subject | Re: 2.6.7-mm1 - 2.6.7-mm4 weird http behavior |
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On Wed, 30 Jun 2004, David S. Miller wrote:
> On Wed, 30 Jun 2004 10:04:52 +0200 > Debi Janos <debi.janos@freemail.hu> wrote: > > > 2004-06-29, k keltezéssel 23:36-kor John Heffner ezt írta: > > > > > Sigh. I ran in to this problem a year or so ago and it was a broken > > > firewall that was mangling the TCP window scale option. I think the > > > firewall was an OpenBSD machine, and I was told the problem went away with > > > an upgrade. I'm curious what they're running here. > > > > > > The boundary 3 is special because it causes SWS avoidance to break. > > > > > > -John > > > > hmm. interesting. my server sits behind an openbsd packet filter... , but the gentoo's machines uses iptables firewall... > > Sounds like the firewall at your end is what might be causing the > problems.
I'm having the same problem connecting to gentoo's machines with no firewall on my end. This happens with new kernels with the default_win_scale set >3, or on old kernels with tcp_rmem[1] > ~700k.
-John
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