| 摘要 |
A system for remote management of the operator workstation of a conventional or IP local telephone exchange (20) connected to an external network (1) that provides telephone services and to an internal extension (2), comprising a local control device (30) provided with means (31) for receiving a telephone call that originates from the external network (1) and is directed to the local exchange (20), for forwarding the call to a remote control device (60), with means (32) for receiving commands sent by the remote control device (60) and with means (33) for sending the commands to the local exchange (20); and a remote control device (60), provided with means (61) for receiving and forwarding the call to a remote exchange (50), with means (62) for receiving from the remote exchange (50) commands issued by means of tones, and with means (64) for forwarding the commands to the local control device (30), the local control device (30) and the remote control device (60) being provided with means (39, 69) for mutual communication over a public or private IP network (5). |
