Date: Thu, 9 Mar 2000 22:35:44 -0800 From: Alfred Perlstein <bright@wintelcom.net> To: Dennis Jun <dennisjun@yahoo.com> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: ARP errors? Message-ID: <20000309223544.D14279@fw.wintelcom.net> In-Reply-To: <20000310054234.2537.qmail@web605.mail.yahoo.com>; from dennisjun@yahoo.com on Thu, Mar 09, 2000 at 09:42:34PM -0800 References: <20000310054234.2537.qmail@web605.mail.yahoo.com>
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* Dennis Jun <dennisjun@yahoo.com> [000309 22:15] wrote: > Hello all! I'm a FreeBSD newbie, so please bare with me if > this question is very simple. > > I have a simple home LAN setup of 2 computers: one is > Windoze 98 and the other I recently installed with FreeBSD > 3.4-RELEASE. Furthermore, I am running natd on the BSD box > with two NICs. Both NICs are plugged into my hub and so is > my 98 box. Also, my cable modem is connected to the hub as > well (in the uplink port). So that's 4 connections going > into the hub total (2 from BSD, 1 from 98, & 1 from my > cable modem). > > My 98 box has the ip of 192.168.0.6. My BSD box has 2 ips, > one from the cable provider (on ed1, 24.xx.xx.xx) and the > other is 192.168.0.1 (on ed2). > > Now everything works fine. natd works great, so does named, > and the firewall as well. However, I get this annoying > message on my BSD box: > > /kernel: arp: 192.168.06 is on ed2 but got reply from > 00:c0:a8:50:9e:a7 on ed1. > > What does this exactly mean? and how do I correct it? A hub is a broadcast device, therefore both ethernet cards get the replies, the kernel is annoyed that you are set up like this because it's a misconfiguration. You ought to just plug the cable modem directly into one of the FreeBSD box's interfaces. -Alfred > > My guess is that if I simply plug my cable modem directly > into ed1 I wouldn't get this result. However, I feel though > I shoudn't be getting this in the first place. Can anyone > help? > > BTW, this is what an arp -a reveals: > > sunnie$ arp -a > ? (24.xx.xx.xx) at 0:0:xx:xx:xx:xx [ethernet] > ? (192.168.0.6) at 0:c0:a8:50:9e:a7 [ethernet] > > Many thanx in advance. > > > ===== > PGP public key: > http://i.am/dennisjun/ > or ldap://certserver.pgp.com/ > __________________________________________________ > Do You Yahoo!? > Talk to your friends online with Yahoo! Messenger. > http://im.yahoo.com > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message -- -Alfred Perlstein - [bright@wintelcom.net|alfred@freebsd.org] To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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