From owner-freebsd-security Thu Nov 15 19:14:29 2001 Delivered-To: freebsd-security@freebsd.org Received: from albatross.prod.itd.earthlink.net (albatross.mail.pas.earthlink.net [207.217.120.120]) by hub.freebsd.org (Postfix) with ESMTP id 68EA337B405 for ; Thu, 15 Nov 2001 19:14:25 -0800 (PST) Received: from dialup-209.244.102.228.dial1.newyork1.level3.net ([209.244.102.228] helo=laptop.lambertfam.org) by albatross.prod.itd.earthlink.net with esmtp (Exim 3.33 #1) id 164ZSS-0007BK-00 for security@FreeBSD.ORG; Thu, 15 Nov 2001 19:14:25 -0800 Received: by laptop.lambertfam.org (Postfix, from userid 1000) id 42FE728B09; Thu, 15 Nov 2001 22:14:21 -0500 (EST) Date: Thu, 15 Nov 2001 22:14:21 -0500 From: Scott Lambert To: security@FreeBSD.ORG Subject: Re: unusual log in var/log/messages Message-ID: <20011115221421.A42599@laptop.lambertfam.org> Mail-Followup-To: security@FreeBSD.ORG References: <3BF4369A.3030503@gmx.de> <20011116020109.S18296-100000@mail.tietoverkot.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <20011116020109.S18296-100000@mail.tietoverkot.net>; from lennu@tietoverkot.net on Fri, Nov 16, 2001 at 02:03:01AM +0200 Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org On Thu, 15 Nov 2001, Sven Wittig wrote: > I recently discovered this entry in my messages-logfile > > " Nov 14 15:10:44 leo2 /kernel: arp: 137.226.141.33 moved from > 00:40:33:39:80:d1 to 00:50:bf:7e:6e:70 on de0" > > is this a kind of attack or what? This *can* happen with a DHCP environment. -- Scott Lambert KC5MLE Unix SysAdmin -- Looking for work. lambert@lambertfam.org http://www.lambertfam.org/~lambert/resume.html 2.5 years Sr. SysAdmin experience with FreeBSD in small & medium size ISPs. The last 5 months have included exposure to Solaris 7, True64 5, and Linux. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message