The other method uses a combination of 802.1x authentication with a back-end Internet Authentication Server and dynamic WEP keys for encryption.
Windows XP's native support for 802.11x simplifies the implementation process for hardware and software vendors.
It is easier to understand wireless technologies by categorizing them into three layers, as shown below.
The three layers are In the device layer (mobile devices) are gadgets ranging from the smallest cell phone to PDAs and notebook computers.
Support for Bluetooth, however, has not yet been integrated into Windows XP.
The range of a wireless local area network (WLAN) is, of course, greater than that of a WPAN.