CALL ROUTING USING DIRECT IN-DIALING NUMBERS IN PLACE OF TEMPORARY ROUTING NUMBERS

摘要

A call routing number for a mobile station (MS1) operating in a wireless telecommunication system is obtained by first requesting (51) a temporary routing number for use in routing a call to the mobile station. Provided in response (53) to the request is a routing number (DID) that had already been assigned to the mobile station when the request was received (93, 97).