摘要
介绍了引入Vo Wi Fi的背景及相应的三种组网方案。针对应用前景最广泛的基于IMS实现非信任域EPC接入方案的流程以及认证鉴权、接入域选择、WLAN和LTE间的无缝互切换、计费、服务质量等五个关键技术进行了分析,最后结合Vo Wi Fi市场发展现状和国内运营商的网络特点提出了部署策略建议。
The background of the introduction of Vo Wi Fi and three corresponding network solutions were introduced. The solution of accessing EPC via un-trusted domain, based on IMS, has broad application prospect. The process of this solution and five key factors, including authentication, access domain selection, seamless handover between WLAN and LTE, charging, and quality of service, were analyzed. Finally, deployment recommendations were presented according to condition of Vo Wi Fi marketing and network features in China.
出处
《移动通信》
2016年第8期36-42,46,共8页
Mobile Communications
