Patent ID: 8477669
Filing Date: 2013-07-02
Classification: H04L,H04M,H04Q

Abstract:
1. A method for implementing communication services for use in a Mobile Switch Center (MSC) in a mobile communication system, the method comprising: after receiving a call request initiated by a user, determining whether the user subscribes to an IP Centrex service and an intelligent network (IN) service according to obtained subscription information of the user; if the user subscribes to the IP Centrex service and the IN service, checking with an application server (AS) whether the call request is for an intra-group call and storing a record of connecting the call to the AS; and if the call request is for an intra-group call, triggering a service control point (SCP) that executes the IN service by using a message that carries a discount charging prefix, receiving an IN service trigger response from the SCP, and triggering the AS that executes the IP Centrex service according to the record of connecting the call to the AS.