From owner-freebsd-questions Thu Sep 12 11:05:10 1996 Return-Path: owner-questions Received: (from root@localhost) by freefall.freebsd.org (8.7.5/8.7.3) id LAA19568 for questions-outgoing; Thu, 12 Sep 1996 11:05:10 -0700 (PDT) Received: from post.vale.com (post.vale.com [204.117.217.66]) by freefall.freebsd.org (8.7.5/8.7.3) with SMTP id LAA19532 for ; Thu, 12 Sep 1996 11:05:00 -0700 (PDT) Received: from jaguar.vale.com by post.vale.com id aa20248; 12 Sep 96 13:04 CDT Received: by jaguar with Microsoft Mail id <01BBA0AB.F46BFC30@jaguar>; Thu, 12 Sep 1996 13:11:48 -0500 Message-ID: <01BBA0AB.F46BFC30@jaguar> From: Hal Snyder To: "freebsd-questions@freebsd.org" , "'Neil'" Subject: RE: Firewalling with IPFW Date: Thu, 12 Sep 1996 13:11:46 -0500 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: owner-questions@freebsd.org X-Loop: FreeBSD.org Precedence: bulk Neil wrote: > Is IPFW capable of acting as a firewall for services run on the machine > it is installed on, or is it only for machines with two Ethernet cards, > that are acting as a gateway? But of course! > We are interested in running a firewall for a single machine, and would > obviously like to minimize the amount of hardware we are using. Are you trying to protect a FreeBSD box? Ipfw is just packet filtering. Consider tcp_wrapper, etc. as well. Later, the firewall can become a proxy server if you add a network card. :)