From owner-freebsd-questions@FreeBSD.ORG Tue Sep 18 15:00:33 2007 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id D9ED516A580 for ; Tue, 18 Sep 2007 15:00:33 +0000 (UTC) (envelope-from fbsd.questions@rachie.is-a-geek.net) Received: from snoogles.rachie.is-a-geek.net (66-230-99-27-cdsl-rb1.nwc.acsalaska.net [66.230.99.27]) by mx1.freebsd.org (Postfix) with ESMTP id 9F9E413C458 for ; Tue, 18 Sep 2007 15:00:33 +0000 (UTC) (envelope-from fbsd.questions@rachie.is-a-geek.net) Received: from localhost (localhost [127.0.0.1]) by snoogles.rachie.is-a-geek.net (Postfix) with ESMTP id 9149C1CDEE for ; Tue, 18 Sep 2007 07:00:21 -0800 (AKDT) From: Mel To: freebsd-questions@freebsd.org Date: Tue, 18 Sep 2007 17:00:20 +0200 User-Agent: KMail/1.9.7 References: <000d01c7fa01$8aac2fc0$3202a8c0@glattwerk.local> In-Reply-To: <000d01c7fa01$8aac2fc0$3202a8c0@glattwerk.local> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Message-Id: <200709181700.20668.fbsd.questions@rachie.is-a-geek.net> Subject: Re: IPFW entries in /var/log/messages X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 18 Sep 2007 15:00:33 -0000 On Tuesday 18 September 2007 16:38:13 M=E4chler Philippe wrote: > Hi Nikos > > Thanks for your reply. > > > On Tuesday 18 September 2007 16:05, M=E4chler Philippe wrote: > > > Since a few weeks/months we have the following entries in the > > > > > > /var/log/messages logfile. > > > > [] > > > > > [/var/log/messages] > > > Sep 18 10:23:03 ns2 kernel: .11:2438 out via bge0 > > > Sep 18 10:31:35 ns2 kernel: > > > Sep 18 10:58:05 ns2 kernel: 80 > > > Sep 18 10:58:14 ns2 kernel: <<110>ipfw: 7600 Accept UDP > > > 80.242.206.245:55041 80.242.192.81:53 in via bge0 Sep 18 > > > > 10:58:14 ns2 > > > > > kernel: 110>ipfw: 7700 Accept UDP 80.242.192.81:53 > > > > 80.242.204.85:65510 > > > > > out via bge0 > > > > I can think of two things. > > > > 1) Is anybody playing with logger(1)? > > e.g. > > logger -t kernel "Let's play with the administrator..." > > tail /var/log/messages > > I fear ist neither of the two things you mentioned > > [1] /var/log/auth.log does not show an external nor an abnormal > login. And I belive that my workmates wont fool me with stuff > like this :) > > > 2) Are these entries new? Are you sure that they refer > > to 2007-09? It can happen. Seeing a message from a year back. > > Especially on a low maintenance box. > > [2] These are actual entries. In the meantime i got a few new > ones... > Sep 18 16:08:18 ns2 kernel: <11<110>ipfw: 7600 Accept UDP > 80.242.205.104:50114 80.242.192.81:53 in via bge0 > Sep 18 16:08:18 ns2 kernel: 0>ipfw: 7700 Accept UDP > 80.242.192.81:53 80.242.205.104:50111 out via bge0 > Sep 18 16:09:42 ns2 kernel: b > Sep 18 16:13:42 ns2 kernel: > Sep 18 16:23:14 ns2 kernel: > Sep 18 16:23:24 ns2 kernel: 8 > > Sep 18 16:30:49 ns2 kernel: These looks like classic buffer corruptions, either that or you're logging= =20 part of the raw packet and bytes interpreted as non-printing chars like=20 return and backspace mangle the output. Can you narrow it down to the one=20 offending rule? Or is any logging by ipfw this mangled? =2D-=20 Mel