In article <J3Jfb.13345$(E-Mail Removed)>, jwatts721
@yahoo.com says...
> Does anyone know if there is a wifi sniffer that can sniff out PC and Mac
> wireless access points. I live in a building where I have a D-Link wireless
> router. I can sniff my own and if I were to take my laptop to a larger
> building, other wireless routers. There is a guy in my building who has
> Airport Wireless for his Mac. He says he can see the SSID on my router, but
> I can't see his. I want a sniffer so that I can pick up his signals.
You want NetStumbler,
http://netstumbler.com/download.php