| 摘要 |
PROBLEM TO BE SOLVED: To prevent misdial by address change of a telephone number, etc. SOLUTION: This call controller 1-1 stores a plurality of pieces of address information of terminals and user identification information for identifying users of the terminals in a telephone subscriber table by associating them with one another, extracts address information of a terminal at a connecting destination and user identification information of the terminal from call connection requests ((1) Invite) to be transmitted from the terminal, judges whether or not the extracted address information of the terminal at the connection destination and the user identification information of the terminal coincide with the stored address information of the terminals and the user identification information of the terminals ((2) retrieval processing) and performs processing so as to perform call connection processing ((3)a-call processing) to the call connection request when they coincide as a result of judgment and to perform error response processing ((3)b-Decline processing) to the call connection request when they do not coincide. COPYRIGHT: (C)2007,JPO&INPIT
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