Make sure your machine is updated to SP4 for Windows 2000 and SP2 for XP.
Get secureW2 from http://www.securew2.com/uk/download/index.htm
Open Control Panel
Open Network connections
Right click on the wireless device and choose properties
Click on the wireless networks tab on top of the window
Click Add
Enter the following settings:
In association tab:
Network Name( SSID) engracs-wlan
Network Authentication WPA
Data encryption TKIP
In Authentication tab:
In the EAP type, choose SecureW2
Click Property – this will bring up a new window for SecureW2
In SecureW2 profile window
You can make a profile name if desired
Click Configure – this will bring up a new window for SecureW2 configuration
In the Connection tab
Check Use alternate outer identity
Choose Use anonymous outer identity
Check Enable session resumption
In the Certificates tab
Uncheck Verify server certificate
In the Authentication tab
Choose PAP for Authentication Method
In the User account tab
Uncheck Prompt user for credentials
Enter your username and password
Leave domain blank
Click Advanced button
Uncheck everything except for Allow users to setup new connections