DOMAIN SELECTING SYSTEM AND METHOD

摘要

A cellular system (100) includes network equipment (102, 104) and user equipment (106). The network equipment can operate to inspect incoming messages from user equipment to identify service applications and direct incoming messages using the domain specified by the user equipment. user equipment can operate to construct messages for communication to a base station, which messages specify one of the circuit switch service domain (20 6) and the packet switch service domain (204) for the service and transmitting the constructed message to the base. According to one aspect of the system, the network equipment can transmit application and service information to th e user equipment, responsive to which the user equipment can select the preferred domain for a message or session.