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Date: Sun, 04 Jun 2006 07:16:16 -0400
From: Chuck Swiger <cswiger@mac.com>
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To: Subhi S Hashwa <lists@subhi.com>
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Cc: freebsd-questions@freebsd.org
Subject: Re: weird arp issues
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Subhi S Hashwa wrote:
> Jun  3 21:14:58 nile kernel: arp_rtrequest: bad gateway 193.19.XXX.1 (!AF_LINK)
[ ... ]
> 21:23:08 [root@nile ~]# netstat -rn|grep 193.19.XXX.1
> 193.19.XXX.1       193.19.XXX.1       UHLW        1        4    lo0 =>
> 193.19.XXX.1/32    link#1             UC          0        0    em0

I would gather that you've got the 193.19.XXX.1 IP assigned to lo0 rather than 
to a real interface, only you can't ARP over the loopback.  Don't do that, 
leave lo0 assigned to 127.0.0.1 & ::1 if using IPv6.

-- 
-Chuck