From owner-freebsd-questions@FreeBSD.ORG Fri Apr 11 11:16:31 2008 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 35959106566C for ; Fri, 11 Apr 2008 11:16:31 +0000 (UTC) (envelope-from mlobo@digiart.art.br) Received: from ipad.com.br (recife.ipad.com.br [200.249.204.129]) by mx1.freebsd.org (Postfix) with SMTP id 3850C8FC1B for ; Fri, 11 Apr 2008 11:16:29 +0000 (UTC) (envelope-from mlobo@digiart.art.br) Received: (qmail 94759 invoked by uid 79); 11 Apr 2008 11:16:29 -0000 Received: from 189.70.237.215 by recife.ipad.com.br (envelope-from , uid 1008) with qmail-scanner-1.25-st-qms (clamdscan: 0.92rc2/6697. spamassassin: 3.1.8. perlscan: 1.25-st-qms. Clear:RC:0(189.70.237.215):SA:0(0.1/2.9):. Processed in 4.387453 secs); 11 Apr 2008 11:16:29 -0000 X-Spam-Status: No, hits=0.1 required=2.9 X-Spam-Report: SA TESTS 0.1 TW_QE BODY: Odd Letter Triples with QE 0.0 RCVD_IN_PBL RBL: Received via a relay in Spamhaus PBL [189.70.237.215 listed in zen.spamhaus.org] 0.0 AWL AWL: From: address is in the auto white-list X-Antivirus-IPAD-Mail-From: mlobo@digiart.art.br via recife.ipad.com.br X-Antivirus-IPAD: 1.25-st-qms (Clear:RC:0(189.70.237.215):SA:0(0.1/2.9):. Processed in 4.387453 secs Process 94742) Received: from unknown (HELO lobo) (mlobo@digiart.art.br@189.70.237.215) by ipad.com.br with SMTP; 11 Apr 2008 11:16:24 -0000 From: Mario Lobo Organization: DigiArt Systems To: freebsd-questions@freebsd.org User-Agent: KMail/1.9.7 References: <80f4f2b20804081710k5af28466k17f3d38cdd6e344a@mail.gmail.com> <200804101908.14015.mlobo@digiart.art.br> <20080411101720.GA31959@farnborough.darq.net> In-Reply-To: <20080411101720.GA31959@farnborough.darq.net> MIME-Version: 1.0 Content-Disposition: inline Date: Fri, 11 Apr 2008 08:23:14 -0300 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200804110823.14315.mlobo@digiart.art.br> Subject: Re: QEMU networking quirkiness on 7.0 X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 11 Apr 2008 11:16:31 -0000 On Friday 11 April 2008 07:17:21 you wrote: > Hi Mario, > > > ------------------------------------------------ > > 1) # rc.conf > > > > ifconfig_re0="up polling" <- no IP here ! > > autobridge_interfaces="bridge0" > > autobridge_bridge0="tap0 re0" <- important even if tap0 does not > > exist yet cloned_interfaces="bridge0" > > # the bridge gets the IP > > ifconfig_bridge0="inet 10.10.10.2 netmask 255.255.255.0" > > > > 2) tell QEMU launch to open a tap device > > > > 3) tap up script to run when invoking the machine(s). > > > > # qemu-net > > > > #!/usr/local/bin/bash > > $1 = tap ifac created > > /sbin/ifconfig $1 up > > # test if tap is already added > > TEST=`ifconfig -a | grep -A 6 bridge | grep $1` > > if [ "$TEST" == "" ]; then > > /sbin/ifconfig bridge0 addm $1 > > fi > > # add a route to the virtual machine > > /sbin/route add -host 10.10.10.100 -iface bridge0 > > > > ------------------------------------------------ > > > > Set the gateway on both machines to the same gateway of the host. > > That's all. > > > > This works perfectly for me. If I want both virtual machines up, I have > > to add another route to the IP of the second machine through the bridge. > > I don't really understand why you need routing here. In my > understanding a bridge works like a layer 2 switch so there should be no > need for any routing. > > Cheers, > > > Andrew I don't know exactly why. What I know is if I don't, it doesn't work. I think it's because the virtual machine is on the same subnet of the bridge and the host is not configured as a gateway. -- Mario Lobo http://www.mallavoodoo.com.br FreeBSD since version 2.2.8 [not Pro-Audio.... YET!!] (99,7% winedows FREE)