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From: John Dykstra <john.dykstra1@gmail.com>
To: Stephen Hemminger <shemminger@vyatta.com>
Cc: Adam Langley <agl@imperialviolet.org>, netdev@vger.kernel.org
Subject: Re: TCP MD5 connections get stuck with IPV6 mapped listener
Date: Thu, 16 Jul 2009 02:40:21 +0000	[thread overview]
Message-ID: <1247712021.7129.29.camel@Maple> (raw)
In-Reply-To: <20090715121119.12fc69e5@s6510>

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.

Stephen, I put a patch out on a separate thread "[PATCH] tcp: Fix MD5
signature checking on IPv4 mapped sockets."

I tested the obvious cases using your excellent tool, but I don't have
the infrastructure for complete testing.  I expect you do.
-- 
John Dykstra
voice:           +1 651 484-1098            Yahoo IM:  jdykstra72

LinkedIn:        http://www.linkedin.com/in/JohnDykstra
Blog:            http://johndykstra.blogspot.com/ 




      parent reply	other threads:[~2009-07-16  2:40 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-15 19:11 TCP MD5 connections get stuck with IPV6 mapped listener Stephen Hemminger
2009-07-15 19:43 ` John Dykstra
2009-07-15 20:42   ` Stephen Hemminger
2009-07-16  2:40 ` John Dykstra [this message]

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