Re: [dhcwg] Comments on some aspects on draft-yeh-dhc-dhcpv6-prefix-pool-opt-08

Ole Trøan <otroan@employees.org> Mon, 10 September 2012 09:03 UTC

Return-Path: <ichiroumakino@gmail.com>
X-Original-To: dhcwg@ietfa.amsl.com
Delivered-To: dhcwg@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 9E8D721F8575 for <dhcwg@ietfa.amsl.com>; Mon, 10 Sep 2012 02:03:02 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -3.299
X-Spam-Level:
X-Spam-Status: No, score=-3.299 tagged_above=-999 required=5 tests=[BAYES_00=-2.599, MIME_8BIT_HEADER=0.3, RCVD_IN_DNSWL_LOW=-1]
Received: from mail.ietf.org ([64.170.98.30]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id UUj3R6gFYep8 for <dhcwg@ietfa.amsl.com>; Mon, 10 Sep 2012 02:03:02 -0700 (PDT)
Received: from mail-ee0-f44.google.com (mail-ee0-f44.google.com [74.125.83.44]) by ietfa.amsl.com (Postfix) with ESMTP id B907921F845B for <dhcwg@ietf.org>; Mon, 10 Sep 2012 02:03:01 -0700 (PDT)
Received: by eekb45 with SMTP id b45so920020eek.31 for <dhcwg@ietf.org>; Mon, 10 Sep 2012 02:03:00 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:subject:mime-version:content-type:from:in-reply-to:date:cc :message-id:references:to:x-mailer; bh=qAZd4D2os4Tve1vRxJEDPldGDZewrwjvHzsJfAU9NBg=; b=nzA08mn0C3Ssv3sqanqKpThf+Z9YaLeC3SU3AvWAcr1/dPbELP/1LbtAkLWVON9D5z qItVeqFnGfPzAbN6Cxyi1OqaLu8xoSH/o1YQhxT0ftfQvUWUGjqmS1ALbECv8oMbpr3U 4PgY++1zwzKJYfB4skOGuF7q8hj69PaUN8Y8k4qiRtoKumsJsDqd8FjSMWf5AMM5hyNT tUzxvzFcgZ+FNcYBz0d4mdfbKz/GOBJ/hO61qtW86QD2sl/JbFgY+JfmkX8fXFikhJ2s j3uOhT+Okjz7o9UBRJ2bcnhIGWAD3lsEUUoIBekDJzC7BipHC+cj/Z+R5lXR4lF95FIa i8wQ==
Received: by 10.14.199.67 with SMTP id w43mr18480769een.33.1347267780828; Mon, 10 Sep 2012 02:03:00 -0700 (PDT)
Received: from dhcp-lys01-vla250-10-147-112-145.cisco.com (64-103-25-233.cisco.com. [64.103.25.233]) by mx.google.com with ESMTPS id i41sm36222392eem.7.2012.09.10.02.02.58 (version=TLSv1/SSLv3 cipher=OTHER); Mon, 10 Sep 2012 02:02:59 -0700 (PDT)
Sender: Ole Troan <ichiroumakino@gmail.com>
Mime-Version: 1.0 (Apple Message framework v1278)
Content-Type: multipart/signed; boundary="Apple-Mail=_3A2F8C84-EBD9-42BF-B3DA-A14A0F1E1D07"; protocol="application/pkcs7-signature"; micalg="sha1"
From: Ole Trøan <otroan@employees.org>
In-Reply-To: <5049EC41.3080809@gmail.com>
Date: Mon, 10 Sep 2012 11:02:59 +0200
Message-Id: <CC06009A-6A37-4CD4-B428-DC0EAEA2E3CD@employees.org>
References: <5049EC41.3080809@gmail.com>
To: Alexandru Petrescu <alexandru.petrescu@gmail.com>
X-Mailer: Apple Mail (2.1278)
Cc: "dhcwg@ietf.org" <dhcwg@ietf.org>
Subject: Re: [dhcwg] Comments on some aspects on draft-yeh-dhc-dhcpv6-prefix-pool-opt-08
X-BeenThere: dhcwg@ietf.org
X-Mailman-Version: 2.1.12
Precedence: list
List-Id: <dhcwg.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/dhcwg>, <mailto:dhcwg-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/dhcwg>
List-Post: <mailto:dhcwg@ietf.org>
List-Help: <mailto:dhcwg-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/dhcwg>, <mailto:dhcwg-request@ietf.org?subject=subscribe>
X-List-Received-Date: Mon, 10 Sep 2012 09:03:02 -0000

Alex,

[...]

> One alternative solution may be to have a mechanism by which the Relay
> itself first executes Requesting Router (before being a Relay) to obtain
> that short prefix, at which point we no longer talk 'snooping'.  This
> could be the Prefix Pool Option without snooping.

I'm more in favour of that too. the Relay acts as a DHCP client and requests a 
"static route / prefix pool / aggregate route" whatever we choose to call that option.

you would still need snooping to populate the RIB in the Relay itself though.

cheers,
Ole