If it's broadcasted it's in the AP's beacon, if it's not broadcasted, clients will send it to challenge the AP (not just an XP thing, that's part of the standard) The second case will require a user joining, a sniffer, and patience!
here is a site that provides all flavors of sniffers: http://www.personaltelco.net/index.cgi/WirelessSniffer Philippe Hanset University of Tennessee On Fri, 12 Mar 2004, James Savage wrote: > Hi, > Has anyone found a method of identifying the presence of hidden (non > broadcast) SSIDs? NetStumbler locates all broadcast SSIDs but not hidden ones. > The alternative, I guess, is to go the spectrum analyzer route and look for > sources in the 2.4g range. There was a discussion quite some time ago (end > of '01) about these devices. Does anyone have some recent advice/suggestions. > > ....thanks in advance........Jamie > > James Savage York University > Senior Com. Tech. 108 Steacie Bldg. > [EMAIL PROTECTED] 4700 Keele Street > phone: 416-736-2100 ext.22605 Toronto, Ontario > fax: 416-736-5701 M3J 1P3, CANADA > /\ /\ /\ /\ > / \ / \ / \ / \ > \ / \ / \ / > \/ \/ \/ > > ********** > Participation and subscription information for this EDUCAUSE Constituent Group > discussion list can be found at http://www.educause.edu/cg/. > ********** Participation and subscription information for this EDUCAUSE Constituent Group discussion list can be found at http://www.educause.edu/cg/.