From owner-freebsd-questions Wed Nov 1 0:43:18 2000 Delivered-To: freebsd-questions@freebsd.org Received: from whale.sunbay.crimea.ua (whale.sunbay.crimea.ua [212.110.138.65]) by hub.freebsd.org (Postfix) with ESMTP id 9427237B4CF for ; Wed, 1 Nov 2000 00:43:14 -0800 (PST) Received: (from ru@localhost) by whale.sunbay.crimea.ua (8.11.0/8.11.0) id eA18fVD42423; Wed, 1 Nov 2000 10:41:31 +0200 (EET) (envelope-from ru) Date: Wed, 1 Nov 2000 10:41:31 +0200 From: Ruslan Ermilov To: cjclark@alum.mit.edu Cc: Kenneth Wayne Culver , freebsd-questions@FreeBSD.ORG Subject: Re: natd errors. Message-ID: <20001101104131.A41690@sunbay.com> Mail-Followup-To: cjclark@alum.mit.edu, Kenneth Wayne Culver , freebsd-questions@FreeBSD.ORG References: <20001101093421.A33449@sunbay.com> <20001101002735.I75251@149.211.6.64.reflexcom.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <20001101002735.I75251@149.211.6.64.reflexcom.com>; from cjclark@reflexnet.net on Wed, Nov 01, 2000 at 12:27:36AM -0800 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Wed, Nov 01, 2000 at 12:27:36AM -0800, Crist J . Clark wrote: > On Wed, Nov 01, 2000 at 09:34:21AM +0200, Ruslan Ermilov wrote: > > On Tue, Oct 31, 2000 at 04:24:12PM -0500, Kenneth Wayne Culver wrote: > > > I just decided to make my firewall rules more strict, so I set my type to > > > "simple" in rc.conf... and now I get this error > > > Oct 31 16:16:07 culverk natd[139]: failed to write packet back (Permission > > > denied) > > > > > This happens when ipfw blocks packets written back by natd(8). > > > > > my rules are the same rules as the "simple" specification in rc.firewall. > > > > > There was a problem with the stock "simple" firewall, which has now been > > fixed in 4.1-STABLE (/etc/rc.firewall, rev 1.30.2.5). > > > > > Could someone tell me how to get rid of this error? > > > > > Make sure your rc.firewall is rev 1.30.2.5 or higher. > > Hmmm, I have a 1.30.2.6 file right here and it still looks to me like > it does not have a chance of working for your average natd(8) setup. > If ${oip} and ${onet} are set to some real values, the "simple" firewall should work. If they are set to some RFC1918 or draft-manning-dsua ones, this (of course) will not work, and you will have to either delete two "deny" rules (one before and one after the divert rule) that include your ${onet}:${omask} network. Anything else? -- Ruslan Ermilov Oracle Developer/DBA, ru@sunbay.com Sunbay Software AG, ru@FreeBSD.org FreeBSD committer, +380.652.512.251 Simferopol, Ukraine http://www.FreeBSD.org The Power To Serve http://www.oracle.com Enabling The Information Age To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message