netdev - Re: TCP MD5 connections get stuck with IPV6 mapped listener

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Message-ID: <20090715134258.0c523ff4@s6510>
Date:	Wed, 15 Jul 2009 13:42:58 -0700
From:	Stephen Hemminger <shemminger@...tta.com>
To:	John Dykstra <john.dykstra1@...il.com>
Cc:	Adam Langley <agl@...erialviolet.org>, netdev@...r.kernel.org
Subject: Re: TCP MD5 connections get stuck with IPV6 mapped listener

On Wed, 15 Jul 2009 14:43:05 -0500
John Dykstra <john.dykstra1@...il.com> wrote:

> On Wed, 2009-07-15 at 12:11 -0700, Stephen Hemminger wrote:
> > While investigating some TCP MD5 issues, with BGP, broke things
> > up into a simple test program found that
> > if server is listening on IPV6 for TCP with MD5 key
> > and client connects with IPV4 MD5 key, the connection gets stuck after
> > the initial SYN-SENT, SYN-ACK.
> 
> Just cause I've been burned recently....
> 
> Which kernel did you reproduce this on, and have you tried 2.6.31-rcx?

yes 2.6.31-rc3
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