From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?Jan_Kundr=E1t?= Subject: Re: VIF setup Date: Sat, 15 Jan 2005 11:00:22 +0100 Message-ID: <41E8E9B6.4060003@fzu.cz> References: <3b793f1a0501131750210688de@mail.gmail.com> <200501141146.06339.maw48@cl.cam.ac.uk> <41E7D194.1000700@devrandom.net> <41E89965.4000709@devrandom.net> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <41E89965.4000709@devrandom.net> Sender: xen-devel-admin@lists.sourceforge.net Errors-To: xen-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Derrik Pates Cc: "Ronald G. Minnich" , Adam Sulmicki , Mark Williamson , xen-devel@lists.sourceforge.net, Kero-Chan List-Id: xen-devel@lists.xenproject.org Derrik Pates wrote: > Ronald G. Minnich wrote: > >> Am I the only person who sees this as a tad odd? I can't escape >> thinking about a real bridge. Seems to me each eth or vif you add to a >> bridge should retain its IP and the bridge, basically being a device >> that does mac-layer routing, has no IP. > > > No, because the IP(s) assigned to a device cause the device to only > accept packets destinde for it; when the IP is 0.0.0.0, the interface > goes into promiscuous mode, and so it accepts all packets, whether > destined for it or not. Then, the bridge device enslaves all the > interfaces, and transports the packets among the participant interfaces. Isn't promisciuous mode L2 based? If you do `ifconfig eth0 promisc`, it'll pass all packets, even those having foreign destination MAC address, to upper layers, AFAIK. -jkt -- cd /local/pub && more beer > /dev/mouth ------------------------------------------------------- The SF.Net email is sponsored by: Beat the post-holiday blues Get a FREE limited edition SourceForge.net t-shirt from ThinkGeek. It's fun and FREE -- well, almost....http://www.thinkgeek.com/sfshirt