From owner-freebsd-questions Mon Jan 15 23:41: 4 2001 Delivered-To: freebsd-questions@freebsd.org Received: from mailhost01.reflexnet.net (mailhost01.reflexnet.net [64.6.192.82]) by hub.freebsd.org (Postfix) with ESMTP id 0F50037B400 for ; Mon, 15 Jan 2001 23:40:47 -0800 (PST) Received: from rfx-64-6-211-149.users.reflexcom.com ([64.6.211.149]) by mailhost01.reflexnet.net with Microsoft SMTPSVC(5.5.1877.197.19); Mon, 15 Jan 2001 23:38:58 -0800 Received: (from cjc@localhost) by rfx-64-6-211-149.users.reflexcom.com (8.11.1/8.11.0) id f0G7ed951821; Mon, 15 Jan 2001 23:40:39 -0800 (PST) (envelope-from cjc) Date: Mon, 15 Jan 2001 23:40:39 -0800 From: "Crist J. Clark" To: Cliff Sarginson Cc: Bill Moran , questions@FreeBSD.ORG Subject: Re: natd & failed to write packet back Message-ID: <20010115234039.L97980@rfx-64-6-211-149.users.reflexco> Reply-To: cjclark@alum.mit.edu References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 1.0i In-Reply-To: ; from cliff@raggedclown.net on Tue, Jan 16, 2001 at 07:29:54AM +0000 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Tue, Jan 16, 2001 at 07:29:54AM +0000, Cliff Sarginson wrote: > > On Mon, Jan 15, 2001 at 11:00:20PM -0500, Bill Moran wrote: > > > Hi all, > > > > > > A proxy/firewall/nat box I recently set up is constantly spewing out an > > > error from natd: > > > failed to write packet back [host is down] > > > > > > What exactly is happening here? This is pretty ambiguous, I mean - what > > > host? It seems to indicate that a machine that was using natd went > > > offline before the communication completed, but it's occurring > > > constantly (I see the message a few times a minute at times) > > > > It means a packet that was processed by natd(8) is dropped by a later > > rule in the firewall. > > > > > Is this indicative of any type of problem, misconfig? > > > > It could be if the packet should not be dropped. > > In a similar vain, what does the above message indicate but accompanied > by a "permission denied" as the reason ? Doh! Thanks for catching that. I described what 'permission denied' means. When it says 'host is down,' well... it means that the host the packet is destined for is down. It must be a host on the local network to get that message. -- Crist J. Clark cjclark@alum.mit.edu To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message