LOCAL EXCHANGE SUBSCRIBER LINE CONFERENCING METHOD

摘要

A local conferencing exchange subscriber line conferencing method using a series of input signals from the phone (22) of a subscriber (20), such as a dual-tone multifrequency (DTMF) sequence of key inputs starting with a star key input, to initiate the conference by enabling a termination attempt trigger (T A T). The conference is set up in a bridge (80) and the phone (22) of the subscriber (20) is connected to the bridge (80). All subsequent callers (40) to the subscriber's phone number at the local exchange carrier (100) are routed and connected to the conference at the bridge (80). When the conference call ends, the subscriber's phone (22) is returned to normal service.