Re: [DNSOP] Review of draft-livingood-dns-redirect-00

Andrew Sullivan <ajs@shinkuro.com> Tue, 14 July 2009 15:52 UTC

Return-Path: <ajs@shinkuro.com>
X-Original-To: dnsop@core3.amsl.com
Delivered-To: dnsop@core3.amsl.com
Received: from localhost (localhost [127.0.0.1]) by core3.amsl.com (Postfix) with ESMTP id C7D7D3A6E7C for <dnsop@core3.amsl.com>; Tue, 14 Jul 2009 08:52:38 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.137
X-Spam-Level:
X-Spam-Status: No, score=-2.137 tagged_above=-999 required=5 tests=[AWL=0.462, BAYES_00=-2.599]
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 2qHGnyf2ircL for <dnsop@core3.amsl.com>; Tue, 14 Jul 2009 08:52:38 -0700 (PDT)
Received: from mail.yitter.info (mail.yitter.info [208.86.224.201]) by core3.amsl.com (Postfix) with ESMTP id 1C3E93A6907 for <dnsop@ietf.org>; Tue, 14 Jul 2009 08:52:38 -0700 (PDT)
Received: from crankycanuck.ca (76-10-166-247.dsl.teksavvy.com [76.10.166.247]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.yitter.info (Postfix) with ESMTPSA id B55A32FE8CA1 for <dnsop@ietf.org>; Tue, 14 Jul 2009 15:52:20 +0000 (UTC)
Date: Tue, 14 Jul 2009 11:52:18 -0400
From: Andrew Sullivan <ajs@shinkuro.com>
To: dnsop@ietf.org
Message-ID: <20090714155215.GK4628@shinkuro.com>
References: <C67B83C4.E855%Jason_Livingood@cable.comcast.com> <20090713202948.GE3018@shinkuro.com> <alpine.LSU.2.00.0907141423470.30197@hermes-2.csi.cam.ac.uk>
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Disposition: inline
In-Reply-To: <alpine.LSU.2.00.0907141423470.30197@hermes-2.csi.cam.ac.uk>
User-Agent: Mutt/1.5.18 (2008-05-17)
Subject: Re: [DNSOP] Review of draft-livingood-dns-redirect-00
X-BeenThere: dnsop@ietf.org
X-Mailman-Version: 2.1.9
Precedence: list
List-Id: IETF DNSOP WG mailing list <dnsop.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/listinfo/dnsop>, <mailto:dnsop-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/dnsop>
List-Post: <mailto:dnsop@ietf.org>
List-Help: <mailto:dnsop-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/dnsop>, <mailto:dnsop-request@ietf.org?subject=subscribe>
X-List-Received-Date: Tue, 14 Jul 2009 15:52:38 -0000

On Tue, Jul 14, 2009 at 02:25:33PM +0100, Tony Finch wrote:
> Captive portals come to mind, e.g. to authenticate to a wireless access
> point, or to quarantine a customer's virus-infested computer.

There are in fact ways to do that without mucking with DNS answers.
Some portals do such things, and I contend that such approaches are
always preferable.

Ay

-- 
Andrew Sullivan
ajs@shinkuro.com
Shinkuro, Inc.