From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 22 Mar 2001 17:37:19 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 22 Mar 2001 17:37:10 -0500 Received: from cable039.201.eneco.bart.nl ([195.38.201.39]:30227 "EHLO procyon.wilson.nl") by vger.kernel.org with ESMTP id ; Thu, 22 Mar 2001 17:36:51 -0500 From: "Michel Wilson" To: Subject: Multicast and IP-conntrack problem Date: Thu, 22 Mar 2001 23:36:02 +0100 Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook IMO, Build 9.0.2416 (9.0.2910.0) X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4133.2400 Importance: Normal Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi! I'm having some problems with ip-connection tracking and multicast packets: the conntrack stuff doesn't seem to be able to handle multicast packets, flooding my logs with messages like these: Feb 28 15:53:00 procyon kernel: NAT: 0 dropping untracked packet c7105b00 1 195.38.203.147 -> 224.0.0.2 Feb 28 15:53:23 procyon kernel: NAT: 0 dropping untracked packet c7a13740 1 195.38.207.229 -> 224.0.0.2 Feb 28 15:53:26 procyon kernel: NAT: 0 dropping untracked packet c7a13740 1 195.38.207.229 -> 224.0.0.2 Feb 28 15:53:31 procyon kernel: NAT: 0 dropping untracked packet c6535a80 1 195.38.207.229 -> 224.0.0.2 Feb 28 15:54:18 procyon kernel: NAT: 0 dropping untracked packet c7a132c0 1 195.38.202.44 -> 224.0.0.2 Feb 28 15:54:21 procyon kernel: NAT: 0 dropping untracked packet c7a132c0 1 195.38.202.44 -> 224.0.0.2 (this is an old logfile, i disabled logging for these messages, because it generated several megs each day) I'm currently using kernel 2.4.0-test9, but a friend of mine is using 2.4.0 and is experiencing the same problem. Is this a known problem which can't be fixed, or is it fixable? And am i asking this question in the right place here? Thanks for any help, Michel Wilson