| 摘要 |
PURPOSE: A call-back communication service providing method is provided to contact a receiver with communication by enabling a caller to transmit a telephone number of the receiver to a call-back communication service system. CONSTITUTION: A management server(200) searches a database server(300) using an identification code. The management server confirms the state of a caller terminal and a call-communication usage right of the caller terminal. The management server creates authentication results. The management server transmits the telephone number of a receiver terminal, a first telephone number of the caller terminal, a second telephone number of the caller terminal established in the database server to a call processing server(400). |
