Re: Objection to draft-ietf-6man-rfc4291bis-07.txt

Nick Hilliard <nick@foobar.org> Wed, 01 March 2017 10:19 UTC

Return-Path: <nick@foobar.org>
X-Original-To: ipv6@ietfa.amsl.com
Delivered-To: ipv6@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 7A587128824 for <ipv6@ietfa.amsl.com>; Wed, 1 Mar 2017 02:19:38 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -4.201
X-Spam-Level:
X-Spam-Status: No, score=-4.201 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_PASS=-0.001] autolearn=ham autolearn_force=no
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 GD4w-pfvovUo for <ipv6@ietfa.amsl.com>; Wed, 1 Mar 2017 02:19:36 -0800 (PST)
Received: from mail.netability.ie (mail.netability.ie [IPv6:2a03:8900:0:100::5]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 8CCE512940C for <ipv6@ietf.org>; Wed, 1 Mar 2017 02:19:36 -0800 (PST)
X-Envelope-To: ipv6@ietf.org
Received: from cupcake.local (089-101-195156.ntlworld.ie [89.101.195.156] (may be forged)) (authenticated bits=0) by mail.netability.ie (8.15.2/8.15.2) with ESMTPSA id v21AJRm7081753 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NO); Wed, 1 Mar 2017 10:19:27 GMT (envelope-from nick@foobar.org)
X-Authentication-Warning: cheesecake.ibn.ie: Host 089-101-195156.ntlworld.ie [89.101.195.156] (may be forged) claimed to be cupcake.local
Message-ID: <58B6A02E.50501@foobar.org>
Date: Wed, 01 Mar 2017 10:19:26 +0000
From: Nick Hilliard <nick@foobar.org>
User-Agent: Postbox 5.0.10 (Macintosh/20170123)
MIME-Version: 1.0
To: Lorenzo Colitti <lorenzo@google.com>
Subject: Re: Objection to draft-ietf-6man-rfc4291bis-07.txt
References: <CAKD1Yr0wK8EiAbz39EZz-xZLtsSV2JROSzNECKtGo36Zc=RZ0Q@mail.gmail.com> <3fba77e0-d7ff-802e-019b-6fe152eaee67@gmail.com> <CAKD1Yr3c_utoa7vgXAGipe4-hbRQ3+2JY=ZZVhetX2zSCJ_FQA@mail.gmail.com> <20170301.110443.71171106.sthaug@nethelp.no> <CAKD1Yr0qwwfH2a2ND7Va7tHigVTQ=iWkEwicxhTYpjuYMJnARg@mail.gmail.com>
In-Reply-To: <CAKD1Yr0qwwfH2a2ND7Va7tHigVTQ=iWkEwicxhTYpjuYMJnARg@mail.gmail.com>
X-Enigmail-Version: 1.2.3
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: 7bit
Archived-At: <https://mailarchive.ietf.org/arch/msg/ipv6/1_lqaa9VfEDiZeyTXTfddPTPDS0>
Cc: IETF IPv6 Mailing List <ipv6@ietf.org>
X-BeenThere: ipv6@ietf.org
X-Mailman-Version: 2.1.17
Precedence: list
List-Id: "IPv6 Maintenance Working Group \(6man\)" <ipv6.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/ipv6>, <mailto:ipv6-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/ipv6/>
List-Post: <mailto:ipv6@ietf.org>
List-Help: <mailto:ipv6-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/ipv6>, <mailto:ipv6-request@ietf.org?subject=subscribe>
X-List-Received-Date: Wed, 01 Mar 2017 10:19:38 -0000

Lorenzo Colitti wrote:
>   * "I only need 3 addresses" (but not "I only need 3 addresses and
>     here's why I can't accept 2^64 instead of 3")
>   * ND exhaustion attacks
> 
> What else? You don't have to list them here, a pointer to a previous
> message will do.

* established practice since the 1990s, suggesting that any attempt to
un-ring this particular bell is likely not to succeed.

Nick