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Date:      Fri, 11 Dec 1998 15:34:46 -0800 (PST)
From:      Dan Busarow <dan@dpcsys.com>
To:        Briang <brian@briang.org>
Cc:        FreeBSD <freebsd-questions@FreeBSD.ORG>, kelleye@ghoul.dvcmedia.com
Subject:   Re: IPFW
Message-ID:  <Pine.BSF.3.96.981211153120.24195F-100000@java.dpcsys.com>
In-Reply-To: <011201be255d$d64b5500$2900a8c0@brian-desktop.briang.org>

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On Fri, 11 Dec 1998, Briang wrote:
> We are running FreeBSD 3.0 with a Compaq Dual NIC , running IPFW & NATD and
> DNS. Everything works fine but we keep getting these errors on the screen
> about every 5 mins now >
> '' /kernel: arp: 192.168.0.41 is on tl1 but got reply from 00:80:5f:6f:7f:eb
> on tl0 ''
> 
> The Interfaces are ->
> TL0 = 24.xxx.xxx.xxx /24
> TL1 = 192.168.0.1 /24

Probably someone else in your collision domain is also using private
address space but not nat'ing the space.  Or their nat box is leaking
arp.  Or they're using the single nic style for nat'ing which *will*
cause this.

Switch your internal to 192.168.1.0 and see if it changes.

Dan
-- 
 Dan Busarow                                                  949 443 4172
 Dana Point Communications, Inc.                            dan@dpcsys.com
 Dana Point, California  83 09 EF 59 E0 11 89 B4   8D 09 DB FD E1 DD 0C 82


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