From owner-freebsd-doc Tue May 7 2:37:11 2002 Delivered-To: freebsd-doc@freebsd.org Received: from rhadamanth.submonkey.net (pc4-card4-0-cust162.cdf.cable.ntl.com [80.4.14.162]) by hub.freebsd.org (Postfix) with ESMTP id C967637B403 for ; Tue, 7 May 2002 02:37:05 -0700 (PDT) Received: from setantae by rhadamanth.submonkey.net with local (Exim 3.36 #1) id 1751Om-0001t2-00; Tue, 07 May 2002 10:36:44 +0100 Date: Tue, 7 May 2002 10:36:44 +0100 From: Ceri Davies To: Alex Dupre Cc: doc@freebsd.org Subject: Re: Advanced Networking Question Message-ID: <20020507093644.GA7039@submonkey.net> Mail-Followup-To: Ceri Davies , Alex Dupre , doc@freebsd.org References: <20020506124528.GA7841@submonkey.net> <3CD6BD40.7040001@alexdupre.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3CD6BD40.7040001@alexdupre.com> User-Agent: Mutt/1.3.28i Sender: owner-freebsd-doc@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org On Mon, May 06, 2002 at 07:28:32PM +0200, Alex Dupre wrote: > Ceri Davies wrote: > > Either way, routing tables are set up so that each subnet knows > > that this machine is the defined gateway (inbound route) to the other > > subnet. This configuration, with the machine acting as a Bridge > > <===== > > between the two subnets, is often used when we need to implement > > packet filtering or firewall security in either or both > > directions. > > > >Now I could be wrong, but I was under the impression that routing was a > >layer > >3 function, and bridging was layer two, so isn't the statement that the > >machine > >is acting as a bridge incorrect (since it also states that the machine is > >doing > >routing) ? > > Yes, you are right. A bridge doesn't do routing between two different > subnets. That's a router task. IMHO in that phrase the word "Bridge" should > be replaced by "Router". That's what I thought. I'll fix it sometime later today. Ceri -- get the cool shoe shine To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-doc" in the body of the message