From owner-freebsd-net@FreeBSD.ORG Thu Jan 20 21:56:18 2011 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 F1E13106566C; Thu, 20 Jan 2011 21:56:18 +0000 (UTC) (envelope-from ticso@cicely7.cicely.de) Received: from raven.bwct.de (raven.bwct.de [85.159.14.73]) by mx1.freebsd.org (Postfix) with ESMTP id 654188FC16; Thu, 20 Jan 2011 21:56:18 +0000 (UTC) Received: from mail.cicely.de ([10.1.1.37]) by raven.bwct.de (8.13.4/8.13.4) with ESMTP id p0KLuFft065765 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Thu, 20 Jan 2011 22:56:15 +0100 (CET) (envelope-from ticso@cicely7.cicely.de) Received: from cicely7.cicely.de (cicely7.cicely.de [10.1.1.9]) by mail.cicely.de (8.14.4/8.14.4) with ESMTP id p0KLu2Yt079374 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 20 Jan 2011 22:56:02 +0100 (CET) (envelope-from ticso@cicely7.cicely.de) Received: from cicely7.cicely.de (localhost [127.0.0.1]) by cicely7.cicely.de (8.14.2/8.14.2) with ESMTP id p0KLu2FG010717; Thu, 20 Jan 2011 22:56:02 +0100 (CET) (envelope-from ticso@cicely7.cicely.de) Received: (from ticso@localhost) by cicely7.cicely.de (8.14.2/8.14.2/Submit) id p0KLu29F010716; Thu, 20 Jan 2011 22:56:02 +0100 (CET) (envelope-from ticso) Date: Thu, 20 Jan 2011 22:56:01 +0100 From: Bernd Walter To: Petr Lampa Message-ID: <20110120215601.GZ39356@cicely7.cicely.de> References: <20110120161445.GX39356@cicely7.cicely.de> <20110120190046.GA41950@fit.vutbr.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20110120190046.GA41950@fit.vutbr.cz> X-Operating-System: FreeBSD cicely7.cicely.de 7.0-STABLE i386 User-Agent: Mutt/1.5.11 X-Spam-Status: No, score=-2.9 required=5.0 tests=ALL_TRUSTED=-1, BAYES_00=-1.9, T_RP_MATCHES_RCVD=-0.01 autolearn=unavailable version=3.3.0 X-Spam-Checker-Version: SpamAssassin 3.3.0 (2010-01-18) on spamd.cicely.de Cc: bzeeb-lists@lists.zabbadoz.net, ticso@cicely7.cicely.de, ume@freebsd.org, freebsd-net@freebsd.org Subject: Re: strange netstat -ian output X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: ticso@cicely.de List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 20 Jan 2011 21:56:19 -0000 On Thu, Jan 20, 2011 at 08:00:46PM +0100, Petr Lampa wrote: > > After our private mail exchange with B.Walter I've looked at the sources and > RFC drafts and realised that Node Information ICMPv6 was taken out from KAME > in 2000 and that code was implemented according draft-07. The group address > was then changed in draft-13 (2006) to the same format as solicited node > address. This was not reflected in source and it's questionable if it has to. > Some more research about how this is currently implemented in other *BSD > and Linux systems should be done first. It's easy to change 4bytes hash to > 3bytes hash, but we will loose back compatibility with older systems. > Perhaps, some sysctl setting would solve this. In any case I've also > opened another bug report for this: > http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/154169 Since the used addresses are within the authority of IANA and they didn't register them for any kind of use it should be discussed with them as well, so that they at least are delared as being burned. -- B.Walter http://www.bwct.de Modbus/TCP Ethernet I/O Baugruppen, ARM basierte FreeBSD Rechner uvm.