Re: [shim6] draft-garcia-shim6-applicability-01

Brian E Carpenter <brian.e.carpenter@gmail.com> Fri, 14 October 2011 19:31 UTC

Return-Path: <brian.e.carpenter@gmail.com>
X-Original-To: shim6@ietfa.amsl.com
Delivered-To: shim6@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 58B4D21F8CA0 for <shim6@ietfa.amsl.com>; Fri, 14 Oct 2011 12:31:51 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -102.834
X-Spam-Level:
X-Spam-Status: No, score=-102.834 tagged_above=-999 required=5 tests=[AWL=0.465, BAYES_00=-2.599, MIME_8BIT_HEADER=0.3, RCVD_IN_DNSWL_LOW=-1, USER_IN_WHITELIST=-100]
Received: from mail.ietf.org ([12.22.58.30]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id IPGxNIMJPGHI for <shim6@ietfa.amsl.com>; Fri, 14 Oct 2011 12:31:50 -0700 (PDT)
Received: from mail-bw0-f44.google.com (mail-bw0-f44.google.com [209.85.214.44]) by ietfa.amsl.com (Postfix) with ESMTP id 6C5FE21F8C9D for <shim6@ietf.org>; Fri, 14 Oct 2011 12:31:47 -0700 (PDT)
Received: by bkas6 with SMTP id s6so660438bka.31 for <shim6@ietf.org>; Fri, 14 Oct 2011 12:31:46 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=message-id:date:from:organization:user-agent:mime-version:to:cc :subject:references:in-reply-to:content-type :content-transfer-encoding; bh=z3erd3Y5/JcDrZ9svCvaLPXc0mGnDYL73qRiWSQBwB0=; b=WKSJSzHyii460z/jyROEdfVexHRiDLAlpDEABbJa7Phis6HiqPxhu1zBPXa5ybeUQj SOT7zn1GcpBiJ8vNT8o0wCWVByXp/vk9ILAwsj2bMnVjZmyotcCDDcIXViUYHi5NKTXg AQfrNSSzE3LYTZZC9gClPS/ORpwCSP4UfPoXM=
Received: by 10.223.17.11 with SMTP id q11mr5938039faa.13.1318620706325; Fri, 14 Oct 2011 12:31:46 -0700 (PDT)
Received: from [10.1.1.4] ([121.98.251.219]) by mx.google.com with ESMTPS id n18sm5428187fah.2.2011.10.14.12.31.42 (version=SSLv3 cipher=OTHER); Fri, 14 Oct 2011 12:31:45 -0700 (PDT)
Message-ID: <4E988E19.9020603@gmail.com>
Date: Sat, 15 Oct 2011 08:31:37 +1300
From: Brian E Carpenter <brian.e.carpenter@gmail.com>
Organization: University of Auckland
User-Agent: Thunderbird 2.0.0.6 (Windows/20070728)
MIME-Version: 1.0
To: =?UTF-8?B?QWxiZXJ0byBHYXJjw61h?= <alberto@it.uc3m.es>
References: <20110901110629.557.88536.idtracker@ietfa.amsl.com> <4E8CCE44.3070808@gmail.com> <00fb01cc875a$4500f9c0$cf02ed40$@it.uc3m.es> <4E939270.5070909@gmail.com> <004001cc8a8d$5de8a010$19b9e030$@it.uc3m.es>
In-Reply-To: <004001cc8a8d$5de8a010$19b9e030$@it.uc3m.es>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: quoted-printable
Cc: draft-ietf-v6ops-ipv6-multihoming-without-ipv6nat@tools.ietf.org, shim6@ietf.org
Subject: Re: [shim6] draft-garcia-shim6-applicability-01
X-BeenThere: shim6@ietf.org
X-Mailman-Version: 2.1.12
Precedence: list
List-Id: SHIM6 Working Group Mailing List <shim6.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/shim6>, <mailto:shim6-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/shim6>
List-Post: <mailto:shim6@ietf.org>
List-Help: <mailto:shim6-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/shim6>, <mailto:shim6-request@ietf.org?subject=subscribe>
X-List-Received-Date: Fri, 14 Oct 2011 19:31:51 -0000

Yes, thanks. It's better to point to the less harmful solution than
to imply NAPTv6.

Regards
   Brian

On 2011-10-15 05:21, Alberto García wrote:
> Hi Brian,
> 
> [...]
> |  > - I've added a new subsection named 'Shim6 and IPv6 NAT' after the
> |  > firewall section. In short, IPv6 NATs may allow communicating with the
> |  > ULID pair (with the initial locators), but communication will break
> |  > with some cases in which locators are changed.
> |  
> |  
> |  Please please change this to refer to *prefix* translation and RFC 6296.
> |  Although that RFC is only Experimental, the idea is to show that the prefix
> |  translation (not NAPT) is all we need for IPv6.
> 
> Sure. Do you think it would be enough to change the first sentence of the 'Shim6 and IPv6 NAT' section to include a reference to RFC 6296, as follows?:
> 
>   "Despite the animosity of the technical community against IPv6 NATs
>    because of disrupting end-to-end connectivity, address translation
>    techniques such as Network Prefix Translation [RFC6296] may be used
>    until workable solutions to avoid renumbering or facilitate
>    multihoming are developed [RFC5902].  We now consider the impact of
>    IPv6 NATs in Shim6 operation."
> 
> Regards,
> Alberto
> 
> 
> |  
> |  Regards
> |     Brian
> |  
> |  > Since there are many changes, I have generated a new version of the
> |  draft:
> |  > https://datatracker.ietf.org/doc/draft-garcia-shim6-applicability/
> |  >
> |  > What do you think?
> |  >
> |  > Thanks,
> |  > Alberto
> |  >
> |  > |
> |  > |  In any case I support this draft going forward to the AD quite soon.
> |  > |
> |  > |  Regards
> |  > |     Brian Carpenter
> |  > |
> |  > |
> |  > |
> |  > |
> |  > |  On 2011-09-01 23:06, internet-drafts@ietf.org wrote:
> |  > |  > A New Internet-Draft is available from the on-line
> |  > | Internet-Drafts  directories.
> |  > |  >
> |  > |  > 	Title           : Applicability Statement for the Level 3
> |  > Multihoming
> |  > |  Shim Protocol (Shim6)
> |  > |  > 	Author(s)       : Joe Abley
> |  > |  >                           Marcelo Bagnulo
> |  > |  >                           Alberto Garcia-Martinez
> |  > |  > 	Filename        : draft-garcia-shim6-applicability-00.txt
> |  > |  > 	Pages           : 22
> |  > |  > 	Date            : 2011-09-01
> |  > |  >
> |  > |  >    This document discusses the applicability of the Shim6 IPv6 protocol
> |  > |  >    and associated support protocols and mechanisms to provide site
> |  > |  >    multihoming capabilities in IPv6.
> |  > |  >
> |  > |  >
> |  > |  > A URL for this Internet-Draft is:
> |  > |  >
> |  > | http://www.ietf.org/internet-drafts/draft-garcia-shim6-applicability
> |  > | -0
> |  > |  > 0.txt
> |  > |  >
> |  > |  > Internet-Drafts are also available by anonymous FTP at:
> |  > |  > ftp://ftp.ietf.org/internet-drafts/
> |  > |  >
> |  > |  > This Internet-Draft can be retrieved at:
> |  > |  >
> |  > | ftp://ftp.ietf.org/internet-drafts/draft-garcia-shim6-applicability-
> |  > | 00  > .txt _______________________________________________
> |  > |  > I-D-Announce mailing list
> |  > |  > I-D-Announce@ietf.org
> |  > |  > https://www.ietf.org/mailman/listinfo/i-d-announce
> |  > |  > Internet-Draft directories: http://www.ietf.org/shadow.html or  >
> |  > | ftp://ftp.ietf.org/ietf/1shadow-sites.txt
> |  > |  >
> |  > |  _______________________________________________
> |  > |  shim6 mailing list
> |  > |  shim6@ietf.org
> |  > |  https://www.ietf.org/mailman/listinfo/shim6
> |  >
> |  >
> 
>