| 摘要 |
PROBLEM TO BE SOLVED: To provide a device and a method for transmission surrogate capable of efficiently connecting the telephone of a calling party and the portable telephone of the called party. SOLUTION: The telephone number of a called party is transmitted from the telephone of a calling party to a terminal device connected to the telephone of the calling party. When it is judged that the telephone of the called party is a portable telephone, the terminal device transmits the number of a processor, the number of the telephone of the calling party, and the number of the portable telephone of the called party to a repeating device of a transmission surrogate device by an ADSL communication system. The repeating device transmits the telephone number of the calling party and the number of the portable telephone of the called party to the processor through an electric communication line. The processor calls the portable telephone of the called party, and connects the portable telephone of the called party and the telephone of the calling party when the portable telephone of the called party comes into a receiving state. COPYRIGHT: (C)2004,JPO
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