Patent ID: 6978133

Claim:
A method of providing wireless intelligent network services to a mobile station currently served from a serving mobile switching center (S-MSC) that lacks wireless intelligent capability, comprising the steps of: in response to receipt of an originating service request from an originating mobile station served by said S-MSC, establishing a hot-line connection from said originating mobile station via said S-MSC to an originating MSC, (O-MSC) having wireless intelligent network capability; receiving and processing signaling messages from said S-MSC in said O-MSC; responsive to receipt of a set-up message comprising a destination station identification from said S-MSC in said O-MSC, querying a service control point (SCP) for instructions on how to establish a connection to a destination station; said SCP providing instructions and providing a list of call triggers of call situations for which a request message is to be sent to said SCP; establishing a direct connection within said O-MSC between said hot-line and an outgoing trunk to a public switched telephone network (PSTN); establishing a connection between said outgoing trunk and said destination station under the control of said O-MSC; sending request messages to said SCP whenever a trigger situation is encountered in said O-MSC; and executing instructions received in said O-MSC from said SCP in response to said request messages.