From owner-freebsd-stable  Sun Sep 24 21:36:34 2000
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Date: Sun, 24 Sep 2000 21:35:52 -0700
From: "Crist J . Clark" <cjclark@reflexnet.net>
To: Ted Sikora <tsikora@powerusersbbs.com>
Cc: "freebsd-stable@FreeBSD.ORG" <freebsd-stable@FreeBSD.ORG>
Subject: Re: arp
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In-Reply-To: <39CE43D9.7149C1F2@powerusersbbs.com>; from tsikora@powerusersbbs.com on Sun, Sep 24, 2000 at 02:11:37PM -0400
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On Sun, Sep 24, 2000 at 02:11:37PM -0400, Ted Sikora wrote:
> "Crist J . Clark" wrote:
> > 
> > On Sat, Sep 23, 2000 at 05:42:02PM -0400, Ted Sikora wrote:
> > > I did a buildworld on several servers last week (STABLE)
> > > and they all get this error message.
> > > /kernel: arp: 192.168.1.1 is on ed0 but got reply from 00:10:b5:6c:33:83
> > > on dc0
> > > I have IPv6 and gateway enabled.
> > 
> > I assume you sent this to -stable because you were not getting this
> > message on these systems before you made a new STABLE?
> I have been following stable for a while with these machines. On the
> last buildworld the messages appeared.
> > 
> > Well... _Is_ 192.168.1.1 on ed0 or dc0? People usually get this error
> 192.168.1.1 is on ed0 Internal network is thin-coax
> dc0 is connected to a hub out to the Internet

Well someone claiming to own 192.168.1.1 is out there on your LAN to
the Internet. Can you track down that MAC, 00:10:b5:6c:33:83? It's
from a Accton Technology Corp. piece of equipment if that is any help.
(Also check the arp table of the FreeBSD gateway producing the
questions of course.)
-- 
Crist J. Clark                           cjclark@alum.mit.edu


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