METHOD, DEVICE AND SYSTEM FOR PROCESSING DATA SERVICE UNDER ROAMING SCENARIO

摘要

A data service processing method in a roaming scenario includes: acquiring information about a roaming service provider selected by a subscriber, where the information about the roaming service provider includes an identifier of the roaming service provider; selecting a gateway according to the acquired information about the roaming service provider; and performing data service processing by using the gateway. In addition, a corresponding network side device and a corresponding communications system are further provided.