From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-33-ewr.dyndns.com (mxout-204-ewr.mailhop.org [216.146.33.204]) by lists.bufferbloat.net (Postfix) with ESMTP id 983A82E0EAB for ; Sat, 12 Feb 2011 21:31:11 -0800 (PST) Received: from scan-31-ewr.mailhop.org (scan-31-ewr.local [10.0.141.237]) by mail-33-ewr.dyndns.com (Postfix) with ESMTP id 8A0516F6B33 for ; Sun, 13 Feb 2011 05:31:09 +0000 (UTC) X-Spam-Score: 0.1 () X-Mail-Handler: MailHop by DynDNS X-Originating-IP: 75.145.127.229 Received: from gw.co.teklibre.org (75-145-127-229-Colorado.hfc.comcastbusiness.net [75.145.127.229]) by mail-33-ewr.dyndns.com (Postfix) with ESMTP id CE3656F8BFF for ; Sun, 13 Feb 2011 05:31:05 +0000 (UTC) Received: from cruithne.co.teklibre.org (unknown [IPv6:2002:4b91:7fe5:1::20]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "cruithne.co.teklibre.org", Issuer "CA Cert Signing Authority" (verified OK)) by gw.co.teklibre.org (Postfix) with ESMTPS id 43B1E5EE34 for ; Sat, 12 Feb 2011 22:31:05 -0700 (MST) Received: by cruithne.co.teklibre.org (Postfix, from userid 1000) id 14879121FB9; Sat, 12 Feb 2011 22:31:03 -0700 (MST) From: d@taht.net (Dave =?utf-8?Q?T=C3=A4ht?=) To: bloat Organization: Teklibre - http://www.teklibre.com Date: Sat, 12 Feb 2011 22:31:03 -0700 Message-ID: <878vxksdpk.fsf@cruithne.co.teklibre.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Steven Bellovin Subject: [Bloat] Re-ECN X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 13 Feb 2011 05:31:12 -0000 JG's blog comments contain a wealth of information as yet unexplored and quantified. I ran across mention of re-ECN[1], which seems to have some potential. In particular, I liked the full backward compatibility with RFC3514[2]. Is the "is it safe to use ECN" research going on exploring what happens when the last unused bit in the TCP header is also set? -- Dave Taht http://nex-6.taht.net 1: http://tools.ietf.org/html/draft-briscoe-tsvwg-re-ecn-tcp-09 2: http://tools.ietf.org/html/rfc3514