METHOD AND MOBILE COMMUNICATION SYSTEM FOR PROCESSING LOCAL CALLS

摘要

A method and a mobile communication system for processing local calls are provided in the present invention, wherein the method comprises: a core network transmitting an indication message to an access network to indicate the access network to transmit the communication voice data to the core network when performing the local exchange function; the access network performing the local exchange after receiving the indication message, and transmitting the communication voice data to the core network; the core network receiving the communication voice data transmitted from the access network and transmitting mute frames to the access network. The transmission resources of the A interface can be saved by using the method and the system of the present invention.