Re: [dhcwg] Option 119 (Domain Search Option) and Option 15 (Domain Name Option)

Ted Lemon <Ted.Lemon@nominum.com> Tue, 30 November 2010 15:38 UTC

Return-Path: <Ted.Lemon@nominum.com>
X-Original-To: dhcwg@core3.amsl.com
Delivered-To: dhcwg@core3.amsl.com
Received: from localhost (localhost [127.0.0.1]) by core3.amsl.com (Postfix) with ESMTP id B5AC33A6C7D for <dhcwg@core3.amsl.com>; Tue, 30 Nov 2010 07:38:06 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -106.599
X-Spam-Level:
X-Spam-Status: No, score=-106.599 tagged_above=-999 required=5 tests=[AWL=0.000, BAYES_00=-2.599, RCVD_IN_DNSWL_MED=-4, USER_IN_WHITELIST=-100]
Received: from mail.ietf.org ([64.170.98.32]) by localhost (core3.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id fNOhLSL72N61 for <dhcwg@core3.amsl.com>; Tue, 30 Nov 2010 07:38:05 -0800 (PST)
Received: from exprod7og116.obsmtp.com (exprod7og116.obsmtp.com [64.18.2.219]) by core3.amsl.com (Postfix) with ESMTP id 316983A6C17 for <dhcwg@ietf.org>; Tue, 30 Nov 2010 07:38:05 -0800 (PST)
Received: from source ([64.89.228.229]) (using TLSv1) by exprod7ob116.postini.com ([64.18.6.12]) with SMTP ID DSNKTPUaoWFnxlNWqFZOXeVYKSXVpcWv5qmQ@postini.com; Tue, 30 Nov 2010 07:39:17 PST
Received: from webmail.nominum.com (webmail.nominum.com [64.89.228.50]) (using TLSv1 with cipher RC4-MD5 (128/128 bits)) (Client CN "webmail.nominum.com", Issuer "Go Daddy Secure Certification Authority" (verified OK)) by shell-too.nominum.com (Postfix) with ESMTP id 679A71B932C; Tue, 30 Nov 2010 07:39:13 -0800 (PST)
Received: from vpna-148.vpn.nominum.com (64.89.227.148) by exchange-01.win.nominum.com (64.89.228.50) with Microsoft SMTP Server (TLS) id 8.2.176.0; Tue, 30 Nov 2010 07:39:13 -0800
MIME-Version: 1.0 (Apple Message framework v1082)
Content-Type: text/plain; charset="us-ascii"
From: Ted Lemon <Ted.Lemon@nominum.com>
In-Reply-To: <AANLkTi=yqk3gizbGWkOqvfcKNnDya4ORD7DNpcnZ6ca5@mail.gmail.com>
Date: Tue, 30 Nov 2010 09:39:01 -0600
Content-Transfer-Encoding: quoted-printable
Message-ID: <798B9FB8-2D68-451D-A37E-FC7D1A0975F0@nominum.com>
References: <AANLkTi=yqk3gizbGWkOqvfcKNnDya4ORD7DNpcnZ6ca5@mail.gmail.com>
To: VithalPrasad Gaitonde <gvithal@gmail.com>
X-Mailer: Apple Mail (2.1082)
Cc: "dhcwg@ietf.org" <dhcwg@ietf.org>
Subject: Re: [dhcwg] Option 119 (Domain Search Option) and Option 15 (Domain Name Option)
X-BeenThere: dhcwg@ietf.org
X-Mailman-Version: 2.1.9
Precedence: list
List-Id: <dhcwg.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/listinfo/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: Tue, 30 Nov 2010 15:38:06 -0000

On Nov 30, 2010, at 1:07 AM, VithalPrasad Gaitonde wrote:
> Is there any specification on the client behaviour when both option 15 and option 119 are provided in the server response:

Unfortunately, there is no specification.   Since the DSL option was documented after the Domain Name option, one could assume that it takes precedence.

It would probably be worth updating RFC3397 to correct this problem--it's actually a pretty serious omission.