Data management method in a radio access bearers in the user equipment device and

In various cellular radio access networks and WLAN access networks convergence environment, the prior art can not establish a radio bearer corresponding to the bearer and data management in a cellular mobile network in a WLAN, the present invention provides a wireless between a user maintenance and equipment: a user equipment in access device and method of managing data bearers, wherein the access device incorporates a first and a second bearer access network bearer network function, the method comprising the steps of. for bidirectional data transmission, based on the second radio bearer bearer network (Wi-Fi radio bearer);. b connected to the maintenance, the backhaul data bearer (S1 bearer) between a first bearer service network gateway; c. the radio bearer is associated with the backhaul data bearer. According to the present invention, the LTE network backhaul bearer data can be seamlessly integrated with the wireless Wi-Fi network of the bearer, to realize transmission of mobile data services on the Wi-Fi.