From owner-freebsd-net@FreeBSD.ORG  Thu Aug 24 20:00:36 2006
Return-Path: <owner-freebsd-net@FreeBSD.ORG>
X-Original-To: freebsd-net@freebsd.org
Delivered-To: freebsd-net@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 527F116A4F2;
	Thu, 24 Aug 2006 20:00:36 +0000 (UTC)
	(envelope-from fli+freebsd-net@shapeshifter.se)
Received: from mx1.h3q.net (manticore.shapeshifter.se [212.37.5.30])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 0F0EE43D8E;
	Thu, 24 Aug 2006 20:00:13 +0000 (GMT)
	(envelope-from fli+freebsd-net@shapeshifter.se)
Received: from localhost (localhost [127.0.0.1])
	by mx1.h3q.net (Postfix) with ESMTP id A3AF61A78D;
	Thu, 24 Aug 2006 22:00:11 +0200 (CEST)
Received: from mx1.h3q.net ([127.0.0.1])
	by localhost (mx1.h3q.net [127.0.0.1]) (amavisd-new,
	port 10024) with ESMTP
	id 34223-03; Thu, 24 Aug 2006 22:00:11 +0200 (CEST)
Received: from [192.168.1.100] (81-233-243-100-no50.tbcn.telia.com
	[81.233.243.100])
	(using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits))
	(No client certificate requested)
	by mx1.h3q.net (Postfix) with ESMTP id DC3D11A751;
	Thu, 24 Aug 2006 22:00:08 +0200 (CEST)
Message-ID: <44EE0548.4080503@shapeshifter.se>
Date: Thu, 24 Aug 2006 22:00:08 +0200
From: Fredrik Lindberg <fli+freebsd-net@shapeshifter.se>
User-Agent: Thunderbird 1.5.0.4 (X11/20060727)
MIME-Version: 1.0
To: Brooks Davis <brooks@one-eyed-alien.net>
References: <44ED3BD1.3030206@shapeshifter.se>	<AC5769F16F9730CABCCC4E61@garrett.local>	<44EDA9A5.2050108@shapeshifter.se>	<BE1059C6974AD43BC382E107@garrett.local>	<44EDBDD0.4050000@shapeshifter.se>	<7CC9AC69410B69EBD31122E4@garrett.local>	<44EDDB8C.9090504@shapeshifter.se>	<0EC404BA0CA363942D250766@garrett.local>	<20060824182640.GA37561@lor.one-eyed-alien.net>	<B69C016E0D5F0C26B40BE4C0@garrett.local>
	<20060824193127.GA38855@lor.one-eyed-alien.net>
In-Reply-To: <20060824193127.GA38855@lor.one-eyed-alien.net>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
X-Virus-Scanned: amavisd-new at h3q.net
Cc: freebsd-net@freebsd.org, Pat Lashley <patl+freebsd@volant.org>,
	Doug Barton <dougb@freebsd.org>
Subject: Re: Zeroconfig and Multicast DNS
X-BeenThere: freebsd-net@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Networking and TCP/IP with FreeBSD <freebsd-net.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-net>
List-Post: <mailto:freebsd-net@freebsd.org>
List-Help: <mailto:freebsd-net-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 24 Aug 2006 20:00:36 -0000

Brooks Davis wrote:
> 
> The right way to deal with this is almost certainly to adopt the KAME
> %interface decoration for link local addresses.  LLAs are meaningless
> outside the context of an interface.  Unless you only have one interface
> with an LLA, you must know which interface you are addressing to know
> where to send the packet.  While you can hack around this in some cases
> by trying all of them and hoping there aren't any collisions, I think
> that's the wrong way to go.
> 

I don't know how familiar you are with the IPv6 code, but are you (or
somebody else) able to estimate in a short summary what would be
required to adopt the %interface decoration for IPv4?
If it turns out to be a very large task, will it still be worth it?

Fredrik Lindberg