From owner-freebsd-net@FreeBSD.ORG Thu Jun 21 15:32:25 2012 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 716B6106566B; Thu, 21 Jun 2012 15:32:25 +0000 (UTC) (envelope-from bms@fastmail.net) Received: from out3-smtp.messagingengine.com (out3-smtp.messagingengine.com [66.111.4.27]) by mx1.freebsd.org (Postfix) with ESMTP id 31D1B8FC18; Thu, 21 Jun 2012 15:32:25 +0000 (UTC) Received: from compute5.internal (compute5.nyi.mail.srv.osa [10.202.2.45]) by gateway1.nyi.mail.srv.osa (Postfix) with ESMTP id B205D2110A; Thu, 21 Jun 2012 11:32:24 -0400 (EDT) Received: from frontend2.nyi.mail.srv.osa ([10.202.2.161]) by compute5.internal (MEProxy); Thu, 21 Jun 2012 11:32:24 -0400 DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d=fastmail.net; h= message-id:date:from:mime-version:to:cc:subject:references :in-reply-to:content-type; s=mesmtp; bh=Dr+xX0/nyQ1Ry+GpZQEwE65w 1o8=; b=CS2xPtpSaeqlk5jzqiTvhRgM2Y8xDNaIruEalZRPgjESYrpTTE38zeRZ FsMHRVDLPmMEklL3cP0+Ot+as0xh0aKLtlxRixl35L5HH+EasmM5g+yVLd/QsKLw O+NK2a2oQGUMfNDSVRECIkynwBNN0JI1aMUOR5X4QeOqIRRLhjY= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d= messagingengine.com; h=message-id:date:from:mime-version:to:cc :subject:references:in-reply-to:content-type; s=smtpout; bh=Dr+x X0/nyQ1Ry+GpZQEwE65w1o8=; b=Ln5R+SrWmjxhMlMpcCBjjYPVLK6liJyFmxGT TOZ7juxOHDrW+nEBvV3VBVwo9j43qkWB5CJeEReSZgSfF6Rf1pQ5BJBvQsBIm8LP d20lqQ0ECoytMyVQQQZL7/wcBwmDcbuHJD7tTFS4cjizml6fW5EWZjDyGJgrri+j 1UqrCYs= X-Sasl-enc: h3f4Ct66d6lBqmJYEy7yETHsjOJZmvr5rl5xWyJAvb9t 1340292744 Received: from [10.34.204.179] (unknown [193.62.251.36]) by mail.messagingengine.com (Postfix) with ESMTPA id 012E34837EB; Thu, 21 Jun 2012 11:32:23 -0400 (EDT) Message-ID: <4FE33E58.5030106@fastmail.net> Date: Thu, 21 Jun 2012 16:31:36 +0100 From: Bruce Simpson User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:13.0) Gecko/20120616 Thunderbird/13.0.1 MIME-Version: 1.0 To: GuYong References: , <36507982-766F-4AD3-96A3-6872B9F32793@felyko.com>, <4FE2E779.9040009@fastmail.net> In-Reply-To: Content-Type: text/plain; charset=GB2312 Content-Transfer-Encoding: 7bit X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: freebsd-net@freebsd.org, bms@freebsd.org, rpaulo@felyko.com Subject: Re: Question about MLDv2 implemenation in Kernel 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, 21 Jun 2012 15:32:25 -0000 Hi, Regarding RFC 6636, I don't know anything about it. It wasn't published until last month, so MLDv2 in FreeBSD came 3 years before it. On 21/06/12 14:16, GuYong wrote: > > > My reading of it suggests that we are doing the right thing. We do > > > accept it and process it, but, like the text implies, we shouldn't > > > take any action. > > > > I concur. > > I don't agree, although general query is usually addressed to FF02::1, > but kernel should not care about the IP destination o f MLDv2 query, > and respond with report. I see this is how Linux does. > Good catch, RFC 3810 5.1.5 vs line 877: http://svnweb.freebsd.org/base/stable/8/sys/netinet6/mld6.c?revision=233201&view=markup I'm not set up to do development for FreeBSD-CURRENT just now, as my $DAYJOB project is targeted at 8.x. But I will try to make time to spin HEAD up again, and commit a patch, if someone else is willing to write and test it... Bruce