| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a mobile communication system that allows a core network device to recognize that a mobile station makes a call as an emergency call. <P>SOLUTION: A mobile communication system includes a mobile station, a base station wirelessly communicating with the mobile station, and a gateway unit connected to the base station and a core network. The base station includes first transmission means transmitting a registration message for registering the mobile station in the gateway unit, and second transmission means transmitting a message regarding establishment of an emergency call made by the mobile station. The gateway unit includes first reception means receiving the registration message from the base station, second reception means receiving the establishment message regarding the establishment of the emergency call from the base station, and check means checking consistency between the registration message and the establishment message. <P>COPYRIGHT: (C)2012,JPO&INPIT |
