From owner-freebsd-doc Tue May 7 1:47:34 2002 Delivered-To: freebsd-doc@freebsd.org Received: from mail.alexdupre.com (212-41-211-209.adsl.galactica.it [212.41.211.209]) by hub.freebsd.org (Postfix) with ESMTP id C508337B40F for ; Tue, 7 May 2002 01:47:19 -0700 (PDT) Received: from alexdupre.com ([192.168.0.101]) by mail.alexdupre.com (MERAK 3.10.011) with ESMTP id F05B6CDE for ; Tue, 07 May 2002 10:51:48 +0200 Message-ID: <3CD79490.6070508@alexdupre.com> Date: Tue, 07 May 2002 10:47:12 +0200 From: Alex Dupre User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:0.9.9+) Gecko/20020425 X-Accept-Language: it, en MIME-Version: 1.0 To: doc@freebsd.org Subject: Re: Advanced Networking Question References: <20020506124528.GA7841@submonkey.net> <20020506090308.A20367@blackhelicopters.org> <3CD6BDE4.4060308@alexdupre.com> <20020507051354.GE62329@nathan.ruhr.de> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit 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 Udo Erdelhoff wrote: > Exactly. FreeBSD can act as a bridge in such a situation (that is the > reason for the bridging code maintained by Luigi(?)), but if you are > filtering packets, you are at layer 3. A bridge is layer 2 device > that handles frames. Right, filtering at IP level, forwarding packet at Ethernet level. And yes, Luigi maintains the bridging code. But a bridge machine very rarely has two IP, and, if so, they are usually on the same subnet. So in "such a situation" the only choice is a router. Alex Dupre To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-doc" in the body of the message