netdev - Re: [Bugme-new] [Bug 15571] New: TCP madness

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Message-Id: <20100322143711.b78c7a93.akpm@linux-foundation.org>
Date:	Mon, 22 Mar 2010 14:37:11 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	netdev@...r.kernel.org
Cc:	bugzilla-daemon@...zilla.kernel.org,
	bugme-daemon@...zilla.kernel.org, jasen@...shna.com
Subject: Re: [Bugme-new] [Bug 15571] New: TCP madness - some packets are
 shunned.


(switched to email.  Please respond via emailed reply-to-all, not via the
bugzilla web interface).

On Thu, 18 Mar 2010 02:46:29 GMT
bugzilla-daemon@...zilla.kernel.org wrote:

> http://bugzilla.kernel.org/show_bug.cgi?id=15571
> 
>                URL: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=53646
>                     2
>            Summary: TCP madness - some packets are shunned.
>            Product: Networking
>            Version: 2.5
>     Kernel Version: 2.6.30
>           Platform: All
>         OS/Version: Linux
>               Tree: Mainline
>             Status: NEW
>           Severity: normal
>           Priority: P1
>          Component: Other
>         AssignedTo: acme@...stprotocols.net
>         ReportedBy: jasen@...shna.com
>         Regression: No
> 
> 
> The host http://www.cv-it.com is virtually unreachable with kernel 2.6.26 
> (and later) slow with kernel 2.6.18 and just fine with windows XP.
> 
> I used telnet to port 80 for testing.
> 
> it seems to be a TCP issue, as the having the XP machine behind a linux based
> iptables firewall pc causes no problems, but telnet from the firewall pc itself
> to port 80 on www.cv-it.com does not work


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