Select Personal (Pre-Shared Key ), enter the pre-shared
key in the Pre-Shared Key field.
Select Enterprise (RADIUS); enter the port, IP address and
password of the Radius serv er.
You need to enter the username and password provided by
the Radius server when the wireless client connects to the
router. If the encry ption is set to WEP, the router uses
802.1x authentication, which is Radius authentication.