A DEVICE, SYSTEM AND METHOD FOR IMPLEMENTING CALLING LINE IDENTIFICATION RESTRICTION

摘要

A CLIR(Calling Line Identification Restriction) rule engine server, and a system and method for implementing a calling line identification restriction function, the method comprises that the corresponding call display control information is achived according to the rule information set by the calling user and the specific information called by the calling user; it is ensured whether the calling user's number information is displayed for the said called user according to the said calling display control information and the called user's CID setting information. The device mainly comprises a CLIR rule engine server. The system mainly comprises a CLIR rule engine server, a MSC(Mobile Switching Center) at the transmitting end and a MSC at the receiving end. It can be realized that a user can self-define a CLIR function flexibly using the present invention.