METHOD, APPARATUS AND SYSTEM FOR INTELLIGENTLY RECTIFYING DIALING OF PREPAID ROAMING SUBSCRIBER

摘要

The present invention discloses a method, apparatus and system for intelligently rectifying dialing of a prepaid roaming subscriber, which can intelligently rectify dialing of prepaid roaming subscriber and automatically continue. The method for intelligently rectifying dialing of a prepaid roaming subscriber includes: monitoring Mobile Application Part (MAP) signaling related to a prepaid roaming subscriber who passes an international gateway exchange; constructing a message for modifying the Originating Customized Applications for Mobile Enhanced Logic (CAMEL) Subscription Information (O-CSI) of the subscriber in a Visitor Location Register (VLR) of the prepaid roaming subscriber, and sending the message to the VLR; judging whether the dialing from a visit Mobile Switching Center (MSC) of the subscriber needs to be rectified; if so, rectifying the dialing and sending the rectified dialing to the international gateway exchange via the visit MSC; receiving a message sent by the international gateway exchange, wherein the message carries the dialing processed by the international gateway exchange, and forwarding the message to a prepaid Service Control Point (SCP) of the home address of the subscriber according to the MAP signaling.