| 摘要 |
PROBLEM TO BE SOLVED: To directly call a called party intended by a user of a phone with a Web function in the case of arrival of a phone call from the phone with the Web function to a private branch exchange via a public network. SOLUTION: The phone with a Web function 50 accesses a Web server 13 via the Internet, the Web server 13 serves transfer an extension group and people in charge belonging to the group to the phone 50 (S1, S2). When a user selects a person in charge desiring to make a speech thereto from the list on the phone 50, and Web server 13 informs the user of the phone 50 about an external telephone number dial-in connectable to the selected person in charge and informs the private branch exchange 11 about information including the telephone number of the phone 50 and an extension number of the extension phone used by the person in charge (S3 to S7) so as to allow the private branch exchange 11 to directly call the extension phone with the extension number notified by the Web server 13 and to connect the call (S13) when a call comes from the phone 50 (S10). |
