| 摘要 |
PURPOSE: A system for supplying an SMS(Short Message Service) when an incorrect receiving conversion telephone number is registered is provided to automatically supply an SMS informing an original target terminal that an incorrect receiving number is inputted, when a call is generated, thereby removing traffic of a telephone communication network. CONSTITUTION: A receiving change terminal(200) sets a receiving conversion telephone number to receive a receiving telephone number changing service. A wireless base station(210) transceives a signal with the receiving change terminal(200). A telephone switching center(220) decides whether the receiving conversion telephone number is proper to a normal telephone number system. An HLR(Home Location Register)(230) stores and updates the receiving conversion telephone number and subscriber information of the terminal(200). An SMS server(240) receives a signal from the telephone switching center(220), generates a text message informing a user that the receiving conversion telephone number is incorrect, and transmits the text message. |
