From: David Miller <davem@davemloft.net>
To: swmike@swm.pp.se
Cc: daniel.blueman@gmail.com, linux-kernel@vger.kernel.org,
netdev@vger.kernel.org, linux-net@vger.kernel.org
Subject: Re: time for TCP ECN defaulting to on?
Date: Thu, 06 Nov 2008 20:49:29 -0800 (PST) [thread overview]
Message-ID: <20081106.204929.161401868.davem@davemloft.net> (raw)
In-Reply-To: <alpine.DEB.1.10.0811070529550.10993@uplift.swm.pp.se>
From: Mikael Abrahamsson <swmike@swm.pp.se>
Date: Fri, 7 Nov 2008 05:46:28 +0100 (CET)
> I see that in
> <http://www.icir.org/floyd/papers/draft-ietf-tsvwg-tcp-ecn-00.txt>
> there is a recommendation to not use ECN on retransmits, is there
> code right now (or planned) to do some kind of "ECN blackhole
> detection", ie if no response is received to SYN with ECN set,
> continue by sending the second SYN without ECN and keep this
> information for the duration of the TCP session?
No, we are firmly against any form of ECN blackhole detection. Alexey Kuznetsov and
Sally Floyd argued this out exhaustively several years ago.
next prev parent reply other threads:[~2008-11-07 4:49 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-04 14:32 time for TCP ECN defaulting to on? Daniel J Blueman
2008-11-04 16:16 ` Dave Hudson
2008-11-04 22:52 ` David Miller
2008-11-05 1:16 ` Michael Chan
2008-11-05 5:58 ` David Miller
2008-11-05 6:31 ` Michael Chan
2008-11-05 7:29 ` David Miller
2008-11-16 9:13 ` Herbert Xu
2008-11-16 9:24 ` David Miller
2008-11-05 22:20 ` Mikael Abrahamsson
2008-11-05 23:10 ` David Miller
2008-11-07 4:46 ` Mikael Abrahamsson
2008-11-07 4:49 ` David Miller [this message]
2008-11-07 7:53 ` Ilpo Järvinen
2008-11-07 8:11 ` Mikael Abrahamsson
2008-11-07 9:12 ` Bjørn Mork
2008-11-07 11:16 ` Mikael Abrahamsson
2008-11-07 11:28 ` Ilpo Järvinen
2008-11-07 11:38 ` Mikael Abrahamsson
2008-11-07 12:22 ` Ilpo Järvinen
2008-11-07 13:43 ` Daniel J Blueman
2008-11-07 14:30 ` Ilpo Järvinen
2008-11-07 11:18 ` Dave Hudson
2008-11-07 14:29 ` Alan Cox
2008-11-07 14:45 ` David Newall
2008-11-07 15:07 ` Rémi Denis-Courmont
2008-11-07 18:38 ` John Heffner
2008-11-07 14:33 ` Andi Kleen
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