From owner-freebsd-questions Fri Nov 8 12:32:54 2002 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 2E17B37B401 for ; Fri, 8 Nov 2002 12:32:53 -0800 (PST) Received: from office.c21bowman.com (office.c21bowman.com [216.224.238.145]) by mx1.FreeBSD.org (Postfix) with SMTP id 6869C43E75 for ; Fri, 8 Nov 2002 12:32:47 -0800 (PST) (envelope-from mike@mikesclutter.com) Received: (qmail 26475 invoked from network); 8 Nov 2002 20:32:21 -0000 Received: from unknown (HELO mike) (10.10.10.200) by c21bowman.com with SMTP; 8 Nov 2002 20:32:21 -0000 Content-Type: text/plain; charset="iso-8859-1" From: Michael Owens Reply-To: mike@mikesclutter.com To: Jonathan Chen Subject: Re: Unresponsive when default route is down Date: Fri, 8 Nov 2002 14:30:46 -0600 X-Mailer: KMail [version 1.4] Cc: freebsd-questions@FreeBSD.ORG References: <200211081109.23830.mike@mikesclutter.com> <20021108193345.GA42436@grimoire.chen.org.nz> In-Reply-To: <20021108193345.GA42436@grimoire.chen.org.nz> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Message-Id: <200211081430.46587.mike@mikesclutter.com> 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 Yep that's it. It was resolving LAN IPs via the default route, which when down, caused it to take a long time to time out. I did not properly configure the router to consult the internal DNS server: my IPF rules were blocking it. Once I modified them, it works like a charm, with or without the default gateway. Thanks for your help. Michael Owens On Friday 08 November 2002 01:33 pm, Jonathan Chen wrote: > On Fri, Nov 08, 2002 at 11:09:23AM -0600, Michael Owens wrote: > > I have a 4.4 STABLE machine with a Sangoma WANPipe, configured as a > > router, using IPNAT/IPF. Up until last week, it had a 370+ day uptime, no > > problems whatsoever. Since last week, I have had problems with our > > upstream provider -- the link has gone down several times. > > > > The problem is that when the link goes down, within five or ten minutes > > the router's network services become unreponsive. I can't SSH in, can't > > ping, the DHCP and interal DNS services are non-repsonsive - nothing. Not > > only does is not route, it does not communicate with any hosts on the > > LAN. Is it trying to reverse DNS via the default route and freezing > > there? > > Possibly. Have you set up an internal DNS for your LAN? As a general > rule, every LAN should have internal DNS instead of resolving off the > 'Net directly. > > Cheers. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message