From owner-freebsd-questions@FreeBSD.ORG Mon Dec 22 03:07:36 2014 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 349E3238 for ; Mon, 22 Dec 2014 03:07:36 +0000 (UTC) Received: from webmail2.jnielsen.net (webmail2.jnielsen.net [50.114.224.20]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "webmail2.jnielsen.net", Issuer "freebsdsolutions.net" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 1287028E9 for ; Mon, 22 Dec 2014 03:07:35 +0000 (UTC) Received: from [192.168.2.123] (c-50-160-123-105.hsd1.ut.comcast.net [50.160.123.105]) (authenticated bits=0) by webmail2.jnielsen.net (8.14.9/8.14.9) with ESMTP id sBM37MU4092355 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Sun, 21 Dec 2014 20:07:29 -0700 (MST) (envelope-from john@jnielsen.net) X-Authentication-Warning: webmail2.jnielsen.net: Host c-50-160-123-105.hsd1.ut.comcast.net [50.160.123.105] claimed to be [192.168.2.123] From: John Nielsen Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (1.0) Subject: Re: IPv6 multicast routing Message-Id: Date: Sun, 21 Dec 2014 20:07:23 -0700 References: In-Reply-To: To: freebsd-questions X-Mailer: iPhone Mail (12B440) X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 22 Dec 2014 03:07:36 -0000 No takers on -net, how about -questions? > On Dec 18, 2014, at 9:11 PM, John Nielsen wrote: >=20 > Does anyone do IPv6 multicast routing on FreeBSD? If so, what software do y= ou use? Any caveats or other things to be aware of? >=20 > The only options I have seen are all in net/mcast-tools and I'm having som= e trouble with each of them. I do have "options MROUTING" in my kernel and I= Pv6 forwarding enabled on each host. >=20 > I've had the best luck with "mfc": I can get packets to traverse a single r= outer. However I can't get them to traverse a second one in either direction= (though that may or may not be a problem with mfc itself). The big downer o= f course is that each unicast source and multicast destination has to be exp= licitly spelled out in each direction in the config file. Not at all scalabl= e and not compatible with the auto-configuration goals of my project. >=20 > The one I think I'd like to use is pim6sd. However I have had no luck with= either it or pim6dd. Both will run but not pass packets, and they each comp= lain that they cannot assign the requested ff02::2 address on either interfa= ce. >=20 > Any advice or suggestions appreciated.