From owner-freebsd-net@FreeBSD.ORG Wed Aug 20 12:56:05 2003 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id E5F2A16A4BF; Wed, 20 Aug 2003 12:56:05 -0700 (PDT) Received: from rwcrmhc11.comcast.net (rwcrmhc11.comcast.net [204.127.198.35]) by mx1.FreeBSD.org (Postfix) with ESMTP id 5940443FB1; Wed, 20 Aug 2003 12:56:05 -0700 (PDT) (envelope-from julian@elischer.org) Received: from interjet.elischer.org ([12.233.125.100]) by attbi.com (rwcrmhc11) with ESMTP id <20030820195545013008ckg2e>; Wed, 20 Aug 2003 19:55:45 +0000 Received: from localhost (localhost.elischer.org [127.0.0.1]) by InterJet.elischer.org (8.9.1a/8.9.1) with ESMTP id MAA74663; Wed, 20 Aug 2003 12:55:43 -0700 (PDT) Date: Wed, 20 Aug 2003 12:55:41 -0700 (PDT) From: Julian Elischer To: "Daniel C. Sobral" In-Reply-To: <3F43D120.3050905@tcoip.com.br> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII cc: Sam Leffler cc: freebsd-arch@freebsd.org cc: Lars Eggert cc: Robert Watson cc: freebsd-net@freebsd.org Subject: Re: CFR: bridge locking X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 20 Aug 2003 19:56:06 -0000 On Wed, 20 Aug 2003, Daniel C. Sobral wrote: > Julian Elischer wrote: > > > > On Wed, 20 Aug 2003, Robert Watson wrote: > > > > > >>On Wed, 20 Aug 2003, Lars Eggert wrote: > >> > >> > >>>I think you mentioned in the past that NetBSD (OpenBSD?) has bridge code > >>>that implements the pseudo-device approach? > > > > > > FreeBSD has both. > > If you use netgraph bridging then you are using a more > > "link level device" like approach. > > Nope. Neither netgraph nor bridge(4) produce a pseudo-interface. > Unfortunately. It would have solved the problem I was discussing with > you (alas, I found a y2k thread, in which Archie and you were also > present, about that very same problem). > > Netgraph's ng_iface is not enough, because it's much more limitted. netgraph's eiface node may do better.. > > > > > > > > >>I had an older set of patches (4.x?) that implemented a bridgeX interface > >>that saw all of the packets bridged by the bridge. However, it was just a > >>pseudo-interface for the purposes of BPF -- it didn't carry a link local > >>address, etc. I never tested for interop with IPv6. You can find a very > >>old version of this at www.watson.org/~robert/freebsd/bridge.patch. It > >>required some cleanup of the interactions between the bridge code and IPFW > >>code that have probably since happened in the main tree as well, so the > >>chances of this applying or working are effectively 0. :-) > >> > >>Robert N M Watson FreeBSD Core Team, TrustedBSD Projects > >>robert@fledge.watson.org Network Associates Laboratories > >> > >>_______________________________________________ > >>freebsd-net@freebsd.org mailing list > >>http://lists.freebsd.org/mailman/listinfo/freebsd-net > >>To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" > >> > > > > > > _______________________________________________ > > freebsd-arch@freebsd.org mailing list > > http://lists.freebsd.org/mailman/listinfo/freebsd-arch > > To unsubscribe, send any mail to "freebsd-arch-unsubscribe@freebsd.org" > > > -- > Daniel C. Sobral (8-DCS) > Gerencia de Operacoes > Divisao de Comunicacao de Dados > Coordenacao de Seguranca > VIVO Centro Oeste Norte > Fones: 55-61-313-7654/Cel: 55-61-9618-0904 > E-mail: Daniel.Capo@tco.net.br > Daniel.Sobral@tcoip.com.br > dcs@tcoip.com.br > > Outros: > dcs@newsguy.com > dcs@freebsd.org > capo@notorious.bsdconspiracy.net > > The penalty for laughing in a courtroom is six months in jail; if it > were not for this penalty, the jury would never hear the evidence. > -- H. L. Mencken > >