From owner-freebsd-net@FreeBSD.ORG Thu Nov 18 08:05:07 2010 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 94E51106566C for ; Thu, 18 Nov 2010 08:05:07 +0000 (UTC) (envelope-from bzeeb-lists@lists.zabbadoz.net) Received: from mail.cksoft.de (mail.cksoft.de [IPv6:2001:4068:10::3]) by mx1.freebsd.org (Postfix) with ESMTP id 477EB8FC19 for ; Thu, 18 Nov 2010 08:05:07 +0000 (UTC) Received: from localhost (amavis.fra.cksoft.de [192.168.74.71]) by mail.cksoft.de (Postfix) with ESMTP id A34A541C713; Thu, 18 Nov 2010 09:05:06 +0100 (CET) X-Virus-Scanned: amavisd-new at cksoft.de Received: from mail.cksoft.de ([192.168.74.103]) by localhost (amavis.fra.cksoft.de [192.168.74.71]) (amavisd-new, port 10024) with ESMTP id AWoSRTiJH1h1; Thu, 18 Nov 2010 09:05:05 +0100 (CET) Received: by mail.cksoft.de (Postfix, from userid 66) id D9B1C41C757; Thu, 18 Nov 2010 09:05:05 +0100 (CET) Received: from maildrop.int.zabbadoz.net (maildrop.int.zabbadoz.net [10.111.66.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.int.zabbadoz.net (Postfix) with ESMTP id E48814448F3; Thu, 18 Nov 2010 08:04:09 +0000 (UTC) Date: Thu, 18 Nov 2010 08:04:09 +0000 (UTC) From: "Bjoern A. Zeeb" X-X-Sender: bz@maildrop.int.zabbadoz.net To: sthaug@nethelp.no In-Reply-To: <20101110.125334.41669215.sthaug@nethelp.no> Message-ID: <20101118080153.Y24596@maildrop.int.zabbadoz.net> References: <20101110.125334.41669215.sthaug@nethelp.no> X-OpenPGP-Key: 0x14003F198FEFA3E77207EE8D2B58B8F83CCF1842 MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Cc: freebsd-net@freebsd.org Subject: Re: How to generate IPv6 RA without any prefixes? 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, 18 Nov 2010 08:05:07 -0000 On Wed, 10 Nov 2010, sthaug@nethelp.no wrote: Hi, > In IPv6 it should be possible to generate a Router Advertisement which > contains no prefix options (the idea being that I want the host to > populate its default router list but nothing else). However, I cannot > seem to get rtadvd to do this. > > If I start rtadvd with no /etc/rtadvd.conf file, it sends RAs with a > prefix option corresponding to the IPv6 address of the interface. In > the /etc/rtadvd.conf I can explicitly specify prefixes ("addr"), but > I can't find any way to specify that no prefix options should be sent. > > Any suggestions? What if you start rtadvd with -s and have a basically empty (default) config file entry? I haven't checked but theat would be my best guess? /bz -- Bjoern A. Zeeb Welcome a new stage of life. Going to jail sucks -- All my daemons like it! http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/jails.html