A method of managing the session information of an access terminal (AT) in a communication system that includes a session controller and mobility manager (SC/MM), a plurality of access networks (ANs), and a plurality of ATs wirelessly communicable with the ANs, the method comprising the steps of:
- upon receipt of a Connection Request message from the AT, transmitting to the SC/MM a Session Retrieve Request message by an AN;
- upon receipt of the Session Retrieve Request message from the AN, searching for session information of the AT, and transmitting to the AN a Session Retrieve Response message including the session information by the SC/MM;
- and
- upon receipt of the Session Retrieve Response message, transmitting to the AT a Connection Response message by the AN.