From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH 1/2] bridge: relay bridge multicast pkgs if !STP Date: Sun, 17 May 2009 21:13:26 -0700 (PDT) Message-ID: <20090517.211326.88138889.davem@davemloft.net> References: <20090515091013.44b624d7@nehalam> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: bridge@linux-foundation.org, netdev@vger.kernel.org To: shemminger@vyatta.com Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:55180 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750775AbZEREN2 (ORCPT ); Mon, 18 May 2009 00:13:28 -0400 In-Reply-To: <20090515091013.44b624d7@nehalam> Sender: netdev-owner@vger.kernel.org List-ID: From: Stephen Hemminger Date: Fri, 15 May 2009 09:10:13 -0700 > Currently the bridge catches all STP packets; even if STP is turned > off. This prevents other systems (which do have STP turned on) > from being able to detect loops in the network. > > With this patch, if STP is off, then any packet sent to the STP > multicast group address is forwarded to all ports. > > Based on earlier patch by Joakim Tjernlund with changes > to go through forwarding (not local chain), and optimization > that only last octet needs to be checked. > > Signed-off-by: Stephen Hemminger Applied.