i already settle done the freeradius server to support wpa function, and it is working fine, anyone interest on this issue, you can check
http://www.dslreports.com/forum/rema...6052~mode=flat, and follow the procedure, you will get freeradius to work with wpa with no problem, my combination are "freeradius pre2 + openssl 0.9.7d"! check it out!