From owner-freebsd-pf@FreeBSD.ORG Fri Aug 11 19:55:46 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 6ABD916A4E1 for ; Fri, 11 Aug 2006 19:55:46 +0000 (UTC) (envelope-from zope@2012.vi) Received: from efit.xs4all.nl (efit.xs4all.nl [82.92.236.145]) by mx1.FreeBSD.org (Postfix) with ESMTP id A4B9C43D49 for ; Fri, 11 Aug 2006 19:55:45 +0000 (GMT) (envelope-from zope@2012.vi) Received: from [192.168.0.6] (dpc67143135132.direcpc.com [67.143.135.132]) by efit.xs4all.nl (Weasel v1.73); 11 Aug 2006 21:52:13 Message-ID: <44DCE0B4.9000003@2012.vi> Date: Fri, 11 Aug 2006 15:55:32 -0400 From: beno User-Agent: Thunderbird 1.5.0.5 (Windows/20060719) MIME-Version: 1.0 To: "Jeremy C. Reed" , freebsd-pf@freebsd.org References: <44DCD5E4.9020405@2012.vi> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: 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: Fri, 11 Aug 2006 19:55:46 -0000 Can you tell me what this all means? I need to understand things like: * Through what device do such services as email, tcp, http, udp and icpm access my box, through which do they leave and which (if any) are used for internal communication? * Also would help, what is fxp0 *traditionally* used for? Thanks, beno Jeremy C. Reed wrote: > "ifconfig -a" should tell you about your interfaces. > vr0: flags=8843 mtu 1500 inet 202.71.106.119 netmask 0xffffffe0 broadcast 202.71.106.127 inet6 fe80::2e0:4cff:fee1:4ffb%vr0 prefixlen 64 scopeid 0x1 ether 00:e0:4c:e1:4f:fb media: Ethernet autoselect (100baseTX ) status: active plip0: flags=108851 mtu 1500 inet 0.0.0.0 --> 255.255.255.255 netmask 0xff000000 lo0: flags=8049 mtu 16384 inet 127.0.0.1 netmask 0xff000000 inet6 ::1 prefixlen 128 inet6 fe80::1%lo0 prefixlen 64 scopeid 0x3 > And use "netstat -bi" to see if they are used too. > Name Mtu Network Address Ipkts Ierrs Ibytes Opkts Oerrs Obytes Coll vr0 1500 00:e0:4c:e1:4f:fb 9355217 0 1705101091 500970 0 250391177 0 vr0 1500 202.71.106.96 202.71.106.119 910574 - 321683093 839022 - 441647510 - vr0 1500 fe80:1::2e0:4 fe80:1::2e0:4cff: 0 - 0 3 - 216 - plip0 1500 0 10 0 0 5 0 0 plip0 1500 0 0.0.0.0 0 - 0 0 - 0 - lo0 16384 349764 0 206520178 349764 0 206520178 0 lo0 16384 your-net localhost.web.vi 10323 - 8207467 10323 - 8207467 - lo0 16384 localhost.web ::1 84 - 6048 84 - 6048 - lo0 16384 fe80:3::1 fe80:3::1 0 - 0 0 - 0 -