Patent ID: 8761771

Claim:
A method for implementing a relocation between networks, comprising the following steps: a source wireless access controller sending relocation request message to a target wireless access controller via an Iur-g interface disposed between the source wireless access controller and the target wireless access controller, wherein the relocation request message carries capability of a user equipment (UE) as well as an port number of the Iur-g interface for bearing user plane data that is assigned to the UE by the source wireless access controller; after receiving the relocation request message,if there are wireless resources conforming to the UE in the target wireless access controller, and meanwhile the port number of the Iur-g interface for bearing user plane data that is assigned by the source wireless access controller is available, then assigning a relocation identifying number to the UE, filling a relocation request acknowledge message with the wireless resources and the relocation identifying number, and sending the relocation request acknowledge message to the source wireless access controller; and, after receiving the relocation request acknowledge message, the source wireless access controller notifying the UE to initiate the relocation.