| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a telephone intermediation device which, when a telephone job is performed in off-hours, does not charge a telecommunication fee to a personal call on a business communication using the private-use telephone and is capable of providing a proof that an off-hour job has been performed. <P>SOLUTION: A telephone intermediation device 100 interconnected with official telephone sets 102 and 103 and a private-use telephone set 104 via a telephone network comprises: means which, if a calling telephone number received from a calling telephone set of a private-use telephone set to a call-incoming charging line 105 is registered in a temporary-use permitted person number list 125, sets "a temporary-use permitted person" to a caller type; and means which, when receiving the telephone number of an intermediation destination from the calling telephone set, if the telephone number of the intermediation destination is registered in a use permitted person number list or the temporary-use permitted person number list, starts recording, interconnects with the call-incoming charging line, sets a call-start time, and allows for calling between the calling telephone set and a telephone set of the telephone number of the intermediation destination. <P>COPYRIGHT: (C)2013,JPO&INPIT |
