EXTENSIBLE TECHNOLOGY FOR ENSURING REAL TIME SECURITY BETWEEN TERMINATIONS IN MULTIMEDIA MOBILE NETWORK OF INTERNET PROTOCOL BASE

摘要

PROBLEM TO BE SOLVED: To provide a method for performing handoff of connection of a mobile apparatus from a primary VPN connected with the mobile apparatus to an angel VPN with which the mobile apparatus can be connected in multimedia mobile network.;SOLUTION: The method includes a step 330 of searching another available route to a pier, a step 370 of creating an angel VPN to be stored in a mobile apparatus, and a step 390 of replacing a primary VPN by the angel VPN when the primary VPN is interrupted.;COPYRIGHT: (C)2007,JPO&INPIT