From owner-freebsd-questions Wed Feb 26 12:11:28 2003 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 3D0C737B401 for ; Wed, 26 Feb 2003 12:11:27 -0800 (PST) Received: from famine.e-raist.com (famine.e-raist.com [65.100.40.90]) by mx1.FreeBSD.org (Postfix) with ESMTP id E8E5443FBF for ; Wed, 26 Feb 2003 12:11:25 -0800 (PST) (envelope-from aburke@nullplusone.com) Received: from thebe (evrtwa1-ar10-4-40-153-150.evrtwa1.dsl-verizon.net [4.40.153.150]) (authenticated bits=0) by famine.e-raist.com (8.12.2/8.12.2) with ESMTP id h1QKBCb2085110; Wed, 26 Feb 2003 12:11:15 -0800 (PST) From: "Aaron Burke" To: , Subject: RE: ipfw troubleshooting (was ipfw rule placement) Date: Wed, 26 Feb 2003 12:11:12 -0800 Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook IMO, Build 9.0.2416 (9.0.2910.0) In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 Importance: Normal Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG (snip) > My firewall log is flooded with this message: > > [date and time]churgeon /kernel: ipfw: Deny UDP 10.142.240.1:67 > 255.255.255.255:68 in via ed1 Ports 67 and 68 are used by DHCP. If you get your IP address from a DHCP server, or you are serving or using DHCP on this interface, you will need to leave them open. > > When I run sockstat, I see that dhclient is listening for udp > packets on port 68: > > root dhclient 62 4 udp4 *:68 *:* > > Attached is my ipfw ruleset. I'd like to know if I need to allow > these packets (if they're required by dhclient, etc.). > Just in case, I've attached natd.conf and rc.conf, as well. > Thanks for any help. Thats what we are here for. > --- > Joshua Lokken > FreeBSD: The Power to Serve! > bsdaemon@eudoramail.com > --------------------------------> To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message