Radius Client UDP port selection

Hello Friends, Now the radius client UDP port is selected randomly, Is there a way by which i can mention the server to use perticular UDP port  as client port. 1. Is there a way where i can configure port numbers for client and server?2. Or if i need to change the code then in which function i have to change? I want client udp port number should be greater than 32767. Kindly help me. Thanks and Regards,VIJAY S.