METHOD, SYSTEM AND DEVICE FOR OBTAINING THE ADDRESS OF MOBILE ACCESS GATEWAY

摘要

A method, a system and a device for obtaining the address of mobile access gateway are disclosed in the embodiment of the present invention. The method includes the steps of: according to the Home Network Prefix of an aim Mobile Node, sending a request for inquiring the information relating to the Home Network Prefix of the aim Mobile Node to an address maintenance equipment which saves the information relating to the Home Network Prefix of the aim Mobile Node; obtaining the address of the aim Mobile Access Gateway (MAG), which the aim Mobile Node belongs to, from the information relating to the Home Network Prefix of the aim Mobile Node which is returned from the address maintenance equipment which saves the information relating to the Home Network Prefix of the aim Mobile Node. Thus it does not relate to the process of building the route optimization to obtain the address of the MAG, and so it does not depend on the route optimization mode. Thereby it has generally applicability, and improves the system capability.