Err, that's interesting and all, but nobody sets up their routers with MAC address filtering, and nobody needs to fiddle with the wireless settings on a stock Windows install (and certainly not on the Aspire One: I know because I have one).
So, really, it should Just Work (assuming it's switched on), and if it doesn't it's borked.
WARNING & DISCLAIMER:
SELECT AND USE OUTDOORS AND SURVIVAL EQUIPMENT, SUPPLIES AND TECHNIQUES AT YOUR OWN RISK. Information posted
on this forum is not reviewed for accuracy and may not be reliable, use at your own risk. Please
review the full WARNING & DISCLAIMER about information on this
site.