摘要
软交换是下一代网络(NGN)的核心技术,以VoIP技术、分离网关技术和网络智能技术为基础。介绍相关的定义、技术特征以及分层功能结构,并将软交换网络与会话启动协议(SIP)体系及H.323网络进行了比较。简要介绍了软交换网络实现的关键技术,包括软交换设备、组网技术及网络的QoS技术。
Softswitch is the key technol-ogy of Next Generation Network(NGN).It is based on VoIP,separated gateway and network intelligence technologies.Related definitions,technical features and layered functional structure are in-troduced.Softswitch network and SIP system as well as H.323network are compared.Finally a brief introduction to the key technologies to implement softswitch network is provided,includ-ing softswitch equipment technology,networking technology and network QoS technology.
出处
《现代电信科技》
2002年第7期7-11,共5页
Modern Science & Technology of Telecommunications
