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Subject: Re: Arplookup error.
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"Sorin Chiorean" <list_freebsd@compar.com> writes:

> I installed a new FreeBSD 4.9 box and is running as a Firewall/NAT device
> for a small network.
> I am getting this error twice per day :
> "/kernel: arplookup 100.93.140.1 failed: host is not on local network"
> Everything works ok without any problems for all our workstations behind
> this Firewall/NAT machine. They can browse the Internet, receive emails ,
> etc.. 
> Can anybody tell me how to get ride of this message ?

When does the message come up? 
Nothing in the configuration you showed should be getting the machine
to ever attempt to ARP for addresses not on its own networks.