From owner-freebsd-net@FreeBSD.ORG Thu Feb 12 15:42:58 2009 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C85971065672 for ; Thu, 12 Feb 2009 15:42:58 +0000 (UTC) (envelope-from bruce@cran.org.uk) Received: from muon.cran.org.uk (brucec-1-pt.tunnel.tserv4.nyc4.ipv6.he.net [IPv6:2001:470:1f06:c09::2]) by mx1.freebsd.org (Postfix) with ESMTP id 8732B8FC25 for ; Thu, 12 Feb 2009 15:42:58 +0000 (UTC) (envelope-from bruce@cran.org.uk) Received: from muon.cran.org.uk (localhost [127.0.0.1]) by muon.cran.org.uk (Postfix) with ESMTP id 782C919256; Thu, 12 Feb 2009 15:42:56 +0000 (GMT) X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on muon X-Spam-Level: X-Spam-Status: No, score=-2.6 required=8.0 tests=AWL,BAYES_00,NO_RELAYS autolearn=ham version=3.2.5 Received: from gluon (unknown [IPv6:2a01:348:10f:0:240:f4ff:fe57:9871]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by muon.cran.org.uk (Postfix) with ESMTPSA; Thu, 12 Feb 2009 15:42:56 +0000 (GMT) Date: Thu, 12 Feb 2009 15:42:51 +0000 From: Bruce Cran To: Steve Bertrand Message-ID: <20090212154251.5742210a@gluon> In-Reply-To: <4994389D.8050203@ibctech.ca> References: <20090212005249.10ce416c@gluon> <4994389D.8050203@ibctech.ca> X-Mailer: Claws Mail 3.5.0 (GTK+ 2.14.4; i486-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: freebsd-net@freebsd.org Subject: Re: IPv6 autoconfiguration fails X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 12 Feb 2009 15:42:59 -0000 On Thu, 12 Feb 2009 09:56:29 -0500 Steve Bertrand wrote: > Bruce Cran wrote: > > [forwarding from current@] > > > > I recently reinstalled -current on my laptop and have started seeing > > IPv6 autoconfiguration failing. I have two interfaces re0 and > > ath0: re0 is plugged in and gets an address via DHCP while I'm not > > using wireless at the moment so ath0 remains unconfigured. However > > it seems the IPv6 autoconfiguration tries to use ath0 instead of > > re0. > > There is a very similar issue over on -questions. > > Does it help if you disable rtadv on ath0?: > > # ndp -i ath0 -- -accept_rtadv It didn't help, but your last message on -questions made me realise I'd made the classic mistake of enabling a firewall but not allowing inbound icmp[6] packets. As soon as I'd reloaded the rules things started working again. -- Bruce Cran