From owner-freebsd-ipfw Wed Oct 2 13:52:49 2002 Delivered-To: freebsd-ipfw@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 64A1837B40C for ; Wed, 2 Oct 2002 13:52:48 -0700 (PDT) Received: from iguana.icir.org (iguana.icir.org [192.150.187.36]) by mx1.FreeBSD.org (Postfix) with ESMTP id 16E1243E65 for ; Wed, 2 Oct 2002 13:52:48 -0700 (PDT) (envelope-from rizzo@iguana.icir.org) Received: from iguana.icir.org (localhost [127.0.0.1]) by iguana.icir.org (8.12.3/8.11.3) with ESMTP id g92KqkIb027437; Wed, 2 Oct 2002 13:52:46 -0700 (PDT) (envelope-from rizzo@iguana.icir.org) Received: (from rizzo@localhost) by iguana.icir.org (8.12.3/8.12.3/Submit) id g92KqjdN027436; Wed, 2 Oct 2002 13:52:45 -0700 (PDT) (envelope-from rizzo) Date: Wed, 2 Oct 2002 13:52:45 -0700 From: Luigi Rizzo To: cjclark@alum.mit.edu Cc: ipfw@FreeBSD.ORG Subject: Re: ipfw(8), bridge(4), and arp(4) Message-ID: <20021002135245.B27273@iguana.icir.org> References: <20021002173620.GA87135@blossom.cjclark.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5.1i In-Reply-To: <20021002173620.GA87135@blossom.cjclark.org>; from crist.clark@attbi.com on Wed, Oct 02, 2002 at 10:36:20AM -0700 Sender: owner-freebsd-ipfw@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Wed, Oct 02, 2002 at 10:36:20AM -0700, Crist J. Clark wrote: > I am seeing some strangeness with ipfw(8) and bridge(4). It looks like > ARP is being blocked somewhere for the bridging host. ... > I'm wondering if this is a result of some of the changes to ipfw(8) in > bridging and filtering at the Ethernet layer. Bug or feature? it might certainly depend on that change, and in case, it is a bug (there is probably a pending PR for that). Thanks for the detailed report, i'll see if i can find the time to investigate on it. > luigi, is there something, besides code and commit messages, > documenting the design of ipfw(8) interaction at the link-layer? I've no, sorry. But basically enabling or disabling bridge_ipfw should be transparent for the bridging host. cheers luigi To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-ipfw" in the body of the message