| 摘要 |
PURPOSE: A group call control method using a wire/wireless integration communication system is provided to connect sound power or a paging phone system for using a specific facility and to increase efficiency of a work for wire/wireless integration use. CONSTITUTION: A call processing module A(10) requests connection for use of a call mixer to a switch module(11). The call processing module A transmits a ring to a subscriber of a second analog terminal(14). The call processing module A transmits a setup message to an IP(Internet Protocol) server module A(12). The IP server module A transmits an invite message to a wire IP phone(18) through an L2 switch(15). The call processing module A requests an RBT(Ring Back Tone) to a first analog terminal(13). The wire IP phone transmits a response signal message to the IP server module A through the L2 switch. The IP server module A transmits a connect message to the call processing module A. |
