软交换技术应用及其发展现状

软交换技术最根本的优势在于充分借鉴了传统电信网里的智能网的思想,并提供开放的应用服务器标准接口。在软交换中存在多种协议,协议的标准化将是网络融合的关键。迄今为止,软交换提供的业务类型包括分组语音业务、视频多媒体业务、与Internet融和的业务、管理应用和第三方业务。在软交换的国内外应用方面,欧洲运营商采用比较务实和谨慎的态度,根据网络的实际情况和业务的发展来采取对策;一些北美运营商正在开展利用软交换提供话音业务的试验;国内的运营商也在积极开展软交换实验网的建设或筹划。

Soft switch Technology Application and its Developing Status

The most essential advantages of Soft switch tech nol-ogy lies in its full reference for the principle of in telligent network in the tra ditional tele com network and provision of open ing standard appli cation serv er interface.There are many proto cols in Soft switch,protocol stan dardization will be the key of network convergence.Up to now,service type pro vid ed by Soft switch in cludes pack age voice service,video mul ti-me dia service,service con verged with In ternet,ad min is tra-tion applica tion and third-party service.In the ap pli ca tion of soft switch at home and abroad,Euro pean op era tors adopt prac ti cal and prudential atti tude and takes counter -measures ac cording to prac ti cal network situa tion and service develop-ment.Some North-American op era tors are carrying out tri als of providing voice service through soft switch.Na tive op erators are also ac tively carry ing out con struction and plan ning of soft switch tri al network.<