Sure, you can spend thousands on commercial tools, but what if you're a
small business like me, and would rather spend your spare cash on new
stock etc ?

Linux to the rescue again, with the Eeepc, Kismet and a external antennas
mod.

http://wifi.homelinux.com/docuwiki/doku.php?
id=eeepc900_external_rear_antenna_connector_mod


--
Linux full time, on the desktop, since August 1997