摘要
固网NGN向IMS演进是一个长期复杂的过程,NGN通过版本升级平滑演进成AGCF,可以保护设备投资,实现网络的平滑演进。文章对NGN向AGCF演进的原则和技术做了研究,并分析了各业务支撑系统的演进方案和演进后NGN与IMS域的各种呼叫流程。
The evolution from NGN to IMS is a com- plicated process. Through upgrading the version of NGN, it can protect the equipment investment, and realize the smooth evolution network. This paper analyses the evolution from NGN to AGCF around the key technologies, the issues and call process, and presents the evolution scheme of business sup- port system.
出处
《现代电信科技》
2013年第9期61-65,70,共6页
Modern Science & Technology of Telecommunications
