Re: [v6ops] I-D Action: draft-ietf-v6ops-conditional-ras-01.txt

Lorenzo Colitti <lorenzo@google.com> Thu, 22 March 2018 16:13 UTC

Return-Path: <lorenzo@google.com>
X-Original-To: v6ops@ietfa.amsl.com
Delivered-To: v6ops@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 60A4C124B18 for <v6ops@ietfa.amsl.com>; Thu, 22 Mar 2018 09:13:42 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.71
X-Spam-Level:
X-Spam-Status: No, score=-2.71 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_LOW=-0.7, SPF_PASS=-0.001, T_RP_MATCHES_RCVD=-0.01] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=google.com
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 I8ZSFvaXvgIX for <v6ops@ietfa.amsl.com>; Thu, 22 Mar 2018 09:13:40 -0700 (PDT)
Received: from mail-wm0-x230.google.com (mail-wm0-x230.google.com [IPv6:2a00:1450:400c:c09::230]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 6A0991200FC for <v6ops@ietf.org>; Thu, 22 Mar 2018 09:13:40 -0700 (PDT)
Received: by mail-wm0-x230.google.com with SMTP id 139so17247653wmn.2 for <v6ops@ietf.org>; Thu, 22 Mar 2018 09:13:40 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=Njs34lozp2GU5EYfaPV6QYajhewJxtvDjApJDX2OEr4=; b=uU7+IEbn8YGjGYBGg6Qwft14m9J2kuwzpzxJpU1b0Rp6Fo7pokCOzRHCknFnPYSoc7 RQMb4ts8a+/GHnIhOKDgDR28AspfT09Y4ZElJ72kX66ywR4kZDsyGb35SPeLqVN3Y8co jCGBTJh8rOJaCMb06df1tU3SOi3ovvmJNLdEGEWMts9nWLalTIvA2/BV/VjHlFJUIn9h 3YalLfWOrcgdtN4NgPQPzVmiUTLoMFO7G7hC8/zk+m8Bj3o4Mq+/6teMkG9tXq+bgVT4 gAQDSVBdsJUg9WY6lvCcsoyeaNaU/prhK5cSQc7dXTvx7VYnrkQMAlXfFvdxGDKwpUQ0 uxRg==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=Njs34lozp2GU5EYfaPV6QYajhewJxtvDjApJDX2OEr4=; b=XL4Y3D7BgaELXL70Q0pJz/hzzFP1oy/4JbHOiYaj/gMbbYNGWjabluNeHdF6vK5YuA 2SZbcU1CdlwicglXgU1QbJYfGJ1ykQXWmlS5r3GXjfVDLN8nHPTmNoYp3q/iSKt6IJWL vUMfU+EMdzpZMNgVW1tckpfVYOdYh0MnSU+y4CraY/DaMpn7gohvoM8uKRt2iZT9FB7n izCkSZu1/VU48epH+qq2dEk44PVrWyfPUyHF0O5TvA4uQDRcp7Gv+6TziA4Q4Iz5JDFO cC6l5r/PD+F7cAP1ipAZ3GFsCEJ/XeFyqQJuqeJoYu2ZPu3+w4ZnWUHjiiwejvZIAdz1 kMcQ==
X-Gm-Message-State: AElRT7Fdy8q14OD2O9xY6zEBpimqO3VyW2A6qf7lN082mTIsOfYXR1gW 0RSNQ4P4A6BEnii6koAbUSKdGX2B7jlvg8R8bv/BzQ==
X-Google-Smtp-Source: AG47ELuXacs3fTlkbhU+9vuCCH7q+P9J3QV1GhATHbbfGVuwV7lz+PFXkNNQEMPnTrTHrE8wXFJMm7zFn5+BeezvLVA=
X-Received: by 10.28.153.75 with SMTP id b72mr6500999wme.127.1521735218456; Thu, 22 Mar 2018 09:13:38 -0700 (PDT)
MIME-Version: 1.0
Received: by 10.28.130.204 with HTTP; Thu, 22 Mar 2018 09:13:17 -0700 (PDT)
In-Reply-To: <CAFU7BARVMvWFe=6jj-cG_6xRozs9r1Q=ap1+zRkFuORyPZMppQ@mail.gmail.com>
References: <151976142032.28517.14035738749286138638@ietfa.amsl.com> <CAFU7BAR=ax86N6YMhQeN9fQTgnYO7mzyJNwK2x1OzwpXWwACYQ@mail.gmail.com> <9142206A0C5BF24CB22755C8EC422E459B55D41A@AZ-US1EXMB03.global.avaya.com> <20180302185656.GT56288@Space.Net> <9142206A0C5BF24CB22755C8EC422E459B55EA0A@AZ-US1EXMB03.global.avaya.com> <CAFU7BAR+Uyk1PrWN=UCBhuUic-+GO7fAYvSknpLKjr5YixX2iQ@mail.gmail.com> <9142206A0C5BF24CB22755C8EC422E459B560FB5@AZ-US1EXMB03.global.avaya.com> <CAFU7BARdE+pzsQVpoWMvDSF7SQpbfR_yP9Ri9xk6togRSmMRgA@mail.gmail.com> <9142206A0C5BF24CB22755C8EC422E459B562054@AZ-US1EXMB03.global.avaya.com> <CAFU7BAQ8VsK05MiOt3gjjApoU17tqQZZB2YqJmegcypfiVhbXA@mail.gmail.com> <9142206A0C5BF24CB22755C8EC422E459B57DDBB@AZ-US1EXMB03.global.avaya.com> <CAKD1Yr0vOAfYSj2+Up94xvDzCaRkR38v96EEdL-BkF3-Loro4g@mail.gmail.com> <CAJE_bqe-VshYhWY1n=M39P0koQ-tOSdZVU10uNN+Q2wD5FTJAQ@mail.gmail.com> <CAFU7BATXrJiLNh-gWatFtiOqmpEuEd8Qyn04fE9PCFHd8tRe-A@mail.gmail.com> <9142206A0C5BF24CB22755C8EC422E459B57E18B@AZ-US1EXMB03.global.avaya.com> <CAFU7BARVMvWFe=6jj-cG_6xRozs9r1Q=ap1+zRkFuORyPZMppQ@mail.gmail.com>
From: Lorenzo Colitti <lorenzo@google.com>
Date: Thu, 22 Mar 2018 16:13:17 +0000
Message-ID: <CAKD1Yr1-skE1+R7PW6ZQJW8nZ5NDXZXoiNHUyQTfBjYh9WyEvw@mail.gmail.com>
To: Jen Linkova <furry13@gmail.com>
Cc: "Mudric, Dusan (Dusan)" <dmudric@avaya.com>, "v6ops@ietf.org" <v6ops@ietf.org>, 神明達哉 <jinmei@wide.ad.jp>
Content-Type: multipart/alternative; boundary="001a114b2d32241d630568029753"
Archived-At: <https://mailarchive.ietf.org/arch/msg/v6ops/bKK03_tfzVnAVHQk8t-V6qDf6sk>
Subject: Re: [v6ops] I-D Action: draft-ietf-v6ops-conditional-ras-01.txt
X-BeenThere: v6ops@ietf.org
X-Mailman-Version: 2.1.22
Precedence: list
List-Id: v6ops discussion list <v6ops.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/v6ops>, <mailto:v6ops-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/v6ops/>
List-Post: <mailto:v6ops@ietf.org>
List-Help: <mailto:v6ops-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/v6ops>, <mailto:v6ops-request@ietf.org?subject=subscribe>
X-List-Received-Date: Thu, 22 Mar 2018 16:13:42 -0000

On Thu, Mar 22, 2018 at 3:12 PM, Jen Linkova <furry13@gmail.com> wrote:

> 3) hosts are not expected to support rule 5.5 (== the documented
> solution should work for hosts which do not support it).
>

I think this is the key point here. This is an operational working group
and the goal of this document is to describe operational practices that
work on existing hosts, and the majority of hosts today do *not* support
rule 5.5.

If setting the router preference will help such hosts multihome better,
*and* if the router preference is accepted by the majority of hosts today
(is it?) then that could be in scope for this document. But I think that
practices that will not help the majority of existing hosts aren't in scope
for this document.