From owner-freebsd-pf@FreeBSD.ORG Sat Aug 12 09:46:40 2006 Return-Path: X-Original-To: freebsd-pf@freebsd.org Delivered-To: freebsd-pf@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 0891A16A4DD for ; Sat, 12 Aug 2006 09:46:40 +0000 (UTC) (envelope-from solinym@gmail.com) Received: from py-out-1112.google.com (py-out-1112.google.com [64.233.166.177]) by mx1.FreeBSD.org (Postfix) with ESMTP id 26FAD43D49 for ; Sat, 12 Aug 2006 09:46:38 +0000 (GMT) (envelope-from solinym@gmail.com) Received: by py-out-1112.google.com with SMTP id c59so192625pyc for ; Sat, 12 Aug 2006 02:46:36 -0700 (PDT) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=b6tqj9pNP3CyivN51ySMmnw9U90NyNkrnfERocbqWzUstQ3SOpc/HiN6RsJjmo5liN4VYMtUqJYhHzsgZGTr9GgREOS46uiM9xQGBzRnmnqJ4Nt1OJOSMU4t/QuxjKMDCC5uDWu4C72uFun5R168Qh5kYoIROdpNquyTH5XRDXM= Received: by 10.35.113.12 with SMTP id q12mr8115130pym; Sat, 12 Aug 2006 02:46:35 -0700 (PDT) Received: by 10.35.34.13 with HTTP; Sat, 12 Aug 2006 02:46:35 -0700 (PDT) Message-ID: Date: Sat, 12 Aug 2006 04:46:35 -0500 From: "Travis H." To: beno In-Reply-To: <44DCE0B4.9000003@2012.vi> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <44DCD5E4.9020405@2012.vi> <44DCE0B4.9000003@2012.vi> Cc: freebsd-pf@freebsd.org Subject: Re: What Do These Devices Do? X-BeenThere: freebsd-pf@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Technical discussion and general questions about packet filter \(pf\)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 12 Aug 2006 09:46:40 -0000 On 8/11/06, beno wrote: > * Through what device do such services as email, tcp, http, udp and icpm > access my box Through whatever one the last hop gave them as the destination for your machine. That's called routing. > through which do they leave and which (if any) are used > for internal communication? Internal to the box, they go out over lo0. It is safe to leave that interface unfiltered. > * Also would help, what is fxp0 *traditionally* used for? It's an ethernet card, so people use it to network computers together. Save yourself getting hacked; read the O'Reilly's book on Internet Firewalls. Or contract me to write your rules :-) -- "If you're not part of the solution, you're part of the precipitate." Unix "guru" for rent or hire -><- http://www.lightconsulting.com/~travis/ GPG fingerprint: 9D3F 395A DAC5 5CCC 9066 151D 0A6B 4098 0C55 1484