Mobile communication system and gateway selecting method thereof

A gateway selecting method of selecting one of gateways in a mobile communication system for providing a service of connecting a mobile terminal to a predetermined communication network, the method comprising:

• the steps performed by each of the gateways, including:
• a data obtaining step for obtaining data stored in a predetermined information server connected to the communication network in response to a request from the mobile terminal;
• a format converting step for converting the format of the obtained data according to restrictions on resources of the mobile terminal;
• a load measuring step for measuring load imposed on predetermined processes including the data obtainment and the format conversion;
• and
• a load data communicating step for communicating load data indicating information relating to the measured load, and
• the steps performed by a mobile communication control apparatus for selecting one of the gateways, wherein a session is engaged between the selected gateway and the mobile terminal, said steps including:
• a load data obtaining step for obtaining the load data communicated from each gateway;
• a load data storage step for storing the obtained load data;
• and
• a gateway selecting step for selecting one of the gateways, which is connected to the mobile terminal, based on the obtained load data when a request for obtaining the data stored in the information server is sent from the mobile terminal to the mobile communication control apparatus.