From owner-freebsd-questions Mon Nov 12 23:16: 4 2001 Delivered-To: freebsd-questions@freebsd.org Received: from avocet.prod.itd.earthlink.net (avocet.mail.pas.earthlink.net [207.217.120.50]) by hub.freebsd.org (Postfix) with ESMTP id 82CBD37B416 for ; Mon, 12 Nov 2001 23:16:00 -0800 (PST) Received: from dialup-209.245.139.73.dial1.sanjose1.level3.net ([209.245.139.73] helo=blossom.cjclark.org) by avocet.prod.itd.earthlink.net with esmtp (Exim 3.33 #1) id 163Xnb-0000Dy-00; Mon, 12 Nov 2001 23:15:59 -0800 Received: (from cjc@localhost) by blossom.cjclark.org (8.11.6/8.11.3) id fAD7FXk60091; Mon, 12 Nov 2001 23:15:33 -0800 (PST) (envelope-from cjc) Date: Mon, 12 Nov 2001 23:15:33 -0800 From: "Crist J. Clark" To: Conrad Sabatier Cc: freebsd-questions@FreeBSD.ORG Subject: Re: unknown kernel error message Message-ID: <20011112231533.F45158@blossom.cjclark.org> Reply-To: cjclark@alum.mit.edu References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: ; from conrads@home.com on Mon, Nov 12, 2001 at 09:14:13AM -0600 X-URL: http://people.freebsd.org/~cjc/ 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 [This is not really on-topic for -STABLE. CC removed.] On Mon, Nov 12, 2001 at 09:14:13AM -0600, Conrad Sabatier wrote: > A friend of mine is getting these lately, every time he boots his > 4.4-STABLE box (I just cvsupped him and built a new world and kernel last > night to see if it would help; didn't): > > Nov 11 22:36:10 unixpros /kernel: arp: unknown hardware address format > (0x0800) > > I have no idea where this might be coming from or why. But his NIC doesn't > seem to be performing anywhere near up to par. They would usually be coming from some other device on the network. Run a, $ tcpdump -w arp.pcap 'arp[0:2] == 0x0800' To catch these. Then have a look, $ tcpdump -envvXr arp.pcap To figure out what machine(s) are making them and to see the rest of the data in them. -- Crist J. Clark | cjclark@alum.mit.edu | cjclark@jhu.edu http://people.freebsd.org/~cjc/ | cjc@freebsd.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message