| 摘要 |
A system for a mobile instant messaging service using a mobile communication terminal is disclosed. The system includes a mobile communication terminal provided with an instant messaging function, an instant messaging server providing a mobile instant messaging service by sharing information between a plurality of mobile communication terminals having subscribed to a service, and a mobile switching center server providing call status information of the mobile communication terminal to the instant messaging server to have service subscriber's call status information reflected in presence information provided to the terminal from the instant messaging server.
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