山西广电信息网络集团已经建成了全省OTN波分复用传输网、省级总前端和地市分前端平台。根据骨干数据网业务的发展和目前网络运营模式的发展趋势,针对各类数据、音频、视频等新的需求,急需建设骨干宽带数据网络。本文从建网原则、业务规划、网络构架等方面对数据网规划进行了阐述。 Shanxi Radio and TV Information Network Group has built the province’s OTN WDM transmission network, the provincial total front-end and sub-market front-end platform. According to the development of backbone data network services and the current development trend of network operation modes, it is urgently necessary to build a backbone broadband data network in light of new demands of various types of data, audio and video. This article elaborates the data network planning from the aspects of network construction principle, business planning and network architecture.