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Date:      Sun, 7 May 2000 08:19:23 -0700
From:      Paul Saab <paul@mu.org>
To:        "Andrey A. Chernov" <ache@nagual.pp.ru>
Cc:        current@freebsd.org
Subject:   Re: TCP becomes very broken just now
Message-ID:  <20000507081923.A55188@elvis.mu.org>
In-Reply-To: <20000507011123.A242@nagual.pp.ru>; from ache@nagual.pp.ru on Sun, May 07, 2000 at 01:11:23AM %2B0400
References:  <20000507011123.A242@nagual.pp.ru>

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Andrey A. Chernov (ache@nagual.pp.ru) wrote:
> Some of recent kernel TCP changes cause TCP completely not working,
> i.e. any network daemon (mountd, sendmail, cfsd) started from "rc" on 
> dialup machine hangs with 3min "Can't connect' timeout and user level
> "ppp" started than hangs forever even not dialing. Please fix.

The problem is in jlemon's latest commit cleaning up the checksum
calculations.  I would be interested in seeing what netstat -s says for
bad checksums..

I came up with this patch, which fixes my i386 machine.. I dont have an
alpha to test.

http://people.freebsd.org/~ps/cksum.diff

-- 
Paul Saab
Technical Yahoo
paul@mu.org - ps@yahoo-inc.com - ps@freebsd.org
Do You .. uhh .. Yahoo!?


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