Re: [Tcpcrypt] Draft charter text

Wesley Eddy <wes@mti-systems.com> Tue, 15 April 2014 03:47 UTC

Return-Path: <wes@mti-systems.com>
X-Original-To: tcpcrypt@ietfa.amsl.com
Delivered-To: tcpcrypt@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 251261A0743 for <tcpcrypt@ietfa.amsl.com>; Mon, 14 Apr 2014 20:47:50 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.9
X-Spam-Level:
X-Spam-Status: No, score=-1.9 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, RCVD_IN_DNSWL_NONE=-0.0001] autolearn=ham
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id sHsyJeKY64Cz for <tcpcrypt@ietfa.amsl.com>; Mon, 14 Apr 2014 20:47:48 -0700 (PDT)
Received: from atl4mhob11.myregisteredsite.com (atl4mhob11.myregisteredsite.com [209.17.115.49]) by ietfa.amsl.com (Postfix) with ESMTP id D588E1A0198 for <tcpcrypt@ietf.org>; Mon, 14 Apr 2014 20:47:47 -0700 (PDT)
Received: from mailpod.hostingplatform.com ([10.30.71.211]) by atl4mhob11.myregisteredsite.com (8.14.4/8.14.4) with ESMTP id s3F3lhNs030770 for <tcpcrypt@ietf.org>; Mon, 14 Apr 2014 23:47:43 -0400
Received: (qmail 30205 invoked by uid 0); 15 Apr 2014 03:47:42 -0000
X-TCPREMOTEIP: 69.81.143.143
X-Authenticated-UID: wes@mti-systems.com
Received: from unknown (HELO ?192.168.1.108?) (wes@mti-systems.com@69.81.143.143) by 0 with ESMTPA; 15 Apr 2014 03:47:42 -0000
Message-ID: <534CABDB.2040506@mti-systems.com>
Date: Mon, 14 Apr 2014 23:47:39 -0400
From: Wesley Eddy <wes@mti-systems.com>
Organization: MTI Systems
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.4.0
MIME-Version: 1.0
To: Derek Fawcus <dfawcus+lists-tcpcrypt@employees.org>, tcpcrypt@ietf.org
References: <20140413204202.GJ34745@funkthat.com> <534B6D5E.1000003@isi.edu> <20140414163222.GW34745@funkthat.com> <534C11F2.3030607@isi.edu> <20140414212743.0pb8ilb4gocskos0@webcartero01.uc3m.es> <534C3A74.9050109@isi.edu> <534C3E9A.9080707@mti-systems.com> <20140414222206.tpy3rfnef44g4wgg@webcartero01.uc3m.es> <534C450F.5010808@isi.edu> <20140414223951.dxh8n99o1wkksgks@webcartero01.uc3m.es> <20140414221832.GA61630@banjo.employees.org>
In-Reply-To: <20140414221832.GA61630@banjo.employees.org>
Content-Type: text/plain; charset="ISO-8859-1"
Content-Transfer-Encoding: 7bit
Archived-At: http://mailarchive.ietf.org/arch/msg/tcpcrypt/xtlgyJl0-MkzS-AAgGZUwrWwjh8
Subject: Re: [Tcpcrypt] Draft charter text
X-BeenThere: tcpcrypt@ietf.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: "Discussion list for adding encryption to TCP." <tcpcrypt.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/tcpcrypt>, <mailto:tcpcrypt-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/tcpcrypt/>
List-Post: <mailto:tcpcrypt@ietf.org>
List-Help: <mailto:tcpcrypt-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/tcpcrypt>, <mailto:tcpcrypt-request@ietf.org?subject=subscribe>
X-List-Received-Date: Tue, 15 Apr 2014 03:47:50 -0000

On 4/14/2014 6:18 PM, Derek Fawcus wrote:
> On Mon, Apr 14, 2014 at 10:39:51pm +0200, MARCELO BAGNULO BRAUN wrote:
>> my main concern is with tcp option space
> [snip]
>> if we send the mac in the tcp options, well, we use a lot of option 
>> space and we are conflicting with other uses of the optcion space, 
> 
> So then,  should we also take on the work of defining how to negotiate
> an increased option space?
> 
> I seem to recall that was previously mentioned (on tcpm?),
> but don't know if it got anywhere.
> 


Joe summarized the situation well.  One I-D discussing it is:
http://tools.ietf.org/html/draft-eddy-tcp-loo-04


-- 
Wes Eddy
MTI Systems