Method and system for routing optimization, wireless side network element

Disclosed in the invention is a routing optimization method. The routing optimization method comprises: a wireless side network element executes routing optimization determination according to obtained routing determination information; and when determining that routing optimization can be carried out, the wireless side network element executes routing optimization channel establishment. In addition, the invention also discloses a routing optimization system and a wireless side network element. According to the technical scheme, the time delay of data transmission and the network load of the core network can be reduced.