SYSTEM AND METHOD FOR PROVIDING CORPORATE ZONE SERVICE

摘要

PURPOSE: A system and method for providing a corporate zone service are provided to supply a corporation zone service by sending a call only with a receiving number without identification distinguisher. CONSTITUTION: A home location registration server(30) transmits a call control node by including a corporation zone service connection code to a service response signal. A SCP(Service Control Point)(40) checks whether a receiving number which is included in the analysis request signal is subscriber in the same corporate zone service with a sending side mobile communication terminal or not. If the sending side mobile communication terminal and the receiving side mobile communication terminal are all located in the both corporation zone, the SCP transmits the analysis information response signal including information expressing that a call is a free call to a call control node.