From owner-freebsd-questions@FreeBSD.ORG Fri Jan 14 19:39:41 2005 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 5308216A4CE for ; Fri, 14 Jan 2005 19:39:41 +0000 (GMT) Received: from mss1.myactv.net (mss1.myactv.net [24.89.0.26]) by mx1.FreeBSD.org (Postfix) with SMTP id A122F43D39 for ; Fri, 14 Jan 2005 19:39:40 +0000 (GMT) (envelope-from chris@xecu.net) Received: (qmail 5353 invoked by uid 1531); 14 Jan 2005 19:39:40 -0000 Received: from chris@xecu.net by mss1.myactv.net by uid 1006 with qmail-scanner-1.21 (clamdscan: 0.70. Clear:RC:1(24.153.115.195):. Processed in 0.025837 secs); 14 Jan 2005 19:39:40 -0000 Received: from dyn-153-115-195.myactv.net (HELO ?127.0.0.1?) (24.153.115.195) by mss1.myactv.net with SMTP; 14 Jan 2005 19:39:39 -0000 Message-ID: <41E81FFB.4020808@xecu.net> Date: Fri, 14 Jan 2005 14:39:39 -0500 From: Christopher McGee User-Agent: Mozilla Thunderbird 1.0 (Windows/20041206) X-Accept-Language: en-us, en MIME-Version: 1.0 To: freebsd-questions@freebsd.org Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: Dynamic IP and pf? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 14 Jan 2005 19:39:41 -0000 I have a cable modem that provides a dynamic IP address to the outside interface of my firewall(5.3 with PF doing NAT). If my IP address changes I have to run a script to update my dynamic dns and reload my firewall rules based on the new IP address. Is there a recommended way of doing this other than having cron check to see if the IP addresss has changed? Thanks, Chris