| 摘要 |
PURPOSE: A system for providing a data service, a method thereof, and a method for controlling an application server using a hybrid network are provided to effectively use a network source by using a signal, a cellular mobile communication network, and a Wi-Fi network. CONSTITUTION: An application server(209) changes the address of a sending terminal which is recorded in the connection information field in an invite message received from a sending terminal into the IP address of a media server(207) through a CSCF(Call Session Control Function)(211). The CSCF transmits the invite message including the IP address of the media server to a receiving terminal through a cellular mobile communication network which is connected with a receiving terminal. |
