From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH] inet6: prevent network storms caused by linux IPv6 routers Date: Wed, 12 Jan 2011 18:52:11 -0800 (PST) Message-ID: <20110112.185211.181474894.davem@davemloft.net> References: <20110112183408.GA8417@ms2.inr.ac.ru> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org To: kuznet@ms2.inr.ac.ru Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:49530 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932565Ab1AMCvj (ORCPT ); Wed, 12 Jan 2011 21:51:39 -0500 In-Reply-To: <20110112183408.GA8417@ms2.inr.ac.ru> Sender: netdev-owner@vger.kernel.org List-ID: From: Alexey Kuznetsov Date: Wed, 12 Jan 2011 21:34:08 +0300 > Linux IPv6 forwards unicast packets, which are link layer multicasts... > The hole was present since day one. I was 100% this check is there, but it is not. > > The problem shows itself, f.e. when Microsoft Network Load Balancer runs on a network. > This software resolves IPv6 unicast addresses to multicast MAC addresses. > > Signed-off-by: Alexey Kuznetsov Applied, thanks Alexey.