METHOD, MOBILE TERMINAL, DEVICE AND SYSTEM FOR IMPLEMENTING VOICE SERVICES

摘要

A method for implementing voice services is disclosed. The method includes that: an Access Point (AP) performs Network Access Server (NAS) signaling interaction with a core network via a public network; the AP transmits General Packet Radio Service (GPRS) Tunnel Protocol User-plane (GTPU) messages of voice control frames to the core network via the public network; the AP transmits GTPU messages of voice frames to the core network via the public network. A mobile terminal, device and system for implementing voice services are also disclosed in the present invention. With the embodiments of the present invention, the talk quality of the voice services can be ensured.