Network Computing has a series of reviews about WLAN tools for administrators. Some of them are expensive, but the reviews are interesting, particularly those on graphical site survey tools. They also devote a page to open-source tools (netstumbler, kismet):
[http://www.networkcomputing.com/showitem.jhtml?articleID=174402549&pgno=1 ] Rob -- NYCwireless - http://www.nycwireless.net/ Un/Subscribe: http://lists.nycwireless.net/mailman/listinfo/nycwireless/ Archives: http://lists.nycwireless.net/pipermail/nycwireless/