| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a communication processing system for suppressing increase in communication traffic between a communication terminal device and a communication network in changeover from a main line to a sub-line when a communication service by the communication terminal device with a telephone number of the main line and at least one telephone number of the sub-line set for the same subscriber identification information is provided by the main line; and to provide a server, and a communication terminal device. Ž<P>SOLUTION: When a main line mode in which the telephone number of the main line is available is changed over to a sub-line mode in which the telephone number of the sub-line is available, the communication terminal device transmits a request to unsubscribe to the communication service to an application server of an IMS domain. The application server unsubscribes to the communication service of a user of the communication terminal device based on the unsubscription request received from the communication terminal device. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
|
