A METHOD FOR ESTABLISHING THE POINT-TO-POINT

摘要

A method for establishing the point-to-point sets the user identification for the each user terminal in the same Virtual Private Network and the method includes the steps: a) after the network side has received the call setup request message including the calling mobile station and the called mobile station user identification from the calling mobile station, it downwards sends the point-to-point notification message including the calling mobile station and the called mobile station user identification to the area in which the called mobile station is located; b)after the mobile station in the said area in the step a) checks the point-to-point notification message, it matches the user identification in the message with itself identification, if the match is successful, it sends the point-to-point notification response message, then executes the step c); if the match is unsuccessful, end the process; c) after the network side receives the point-to-point notification response message from the called mobile station, it connects the channels configured respectively by the calling mobile station and the called mobile station, and notifies the calling mobile station and the called mobile station to setup the point-to-point connection.