From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexandre DERUMIER Subject: bridge vlan_filtering don't work with tap devices (qemu guests) Date: Mon, 23 Dec 2013 17:02:40 +0100 (CET) Message-ID: <717e26b0-fda3-4c97-81a6-45e67462cb6b@mailpro> References: <04e69925-f469-49b2-9988-9077eb7d50d7@mailpro> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit To: netdev@vger.kernel.org Return-path: Received: from mailpro.odiso.net ([89.248.209.98]:40134 "EHLO mailpro.odiso.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757544Ab3LWQN2 (ORCPT ); Mon, 23 Dec 2013 11:13:28 -0500 Received: from localhost (localhost [127.0.0.1]) by mailpro.odiso.net (Postfix) with ESMTP id E34FB18032BC9 for ; Mon, 23 Dec 2013 17:02:45 +0100 (CET) Received: from mailpro.odiso.net ([127.0.0.1]) by localhost (mailpro.odiso.net [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Q4D-ZMp9rv39 for ; Mon, 23 Dec 2013 17:02:40 +0100 (CET) Received: from mailpro.odiso.net (mailpro.odiso.net [10.1.31.112]) by mailpro.odiso.net (Postfix) with ESMTP id 4EB091802511F for ; Mon, 23 Dec 2013 17:02:40 +0100 (CET) In-Reply-To: <04e69925-f469-49b2-9988-9077eb7d50d7@mailpro> Sender: netdev-owner@vger.kernel.org List-ID: Hello, I'm trying to use vlan_filtering on bridge. setup is : 2 qemu virtual machines (tap0 and tap1), plugged in a bridge br0. virtual machines don't tag packets. qemuvm1 eth0 --tap0----->br0<-------tap1---qemuvm2 eth0. with vlan_filtering disable, both vms can ping together. If I enabled filtering #echo 1 > /sys/class/net/br0/bridge/vlan_filtering Both vms cannot ping together anymore. So, I have tried to put vlan on tap interfaces with #bridge vlan add dev tap0 vid 10 #bridge vlan add dev tap1 vid 10 #bridge vlan show port vlan ids br0 None tap0 10 tap1 10 But, it doesn't work. tcpdump on bridge (tcpdump -i br0 -e -n) or in destination qemu (tcpdump -i eth0 -e -n) , don't see any packet any idea ? Regards, Alexandre Derumier