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8月1日获悉,国家广播电影电视总局网络中心与深圳市中兴通讯股份有限公司签定了广播电视国家级基础干线网二期工程传输及电源产品订货合同。本次招标是在前期工程覆盖的14个省市的基础上进行的。工程完工后,广播电视基础干线网的覆盖范围将增加黑龙江、吉林、辽宁、陕西、云南、贵州、四川、重庆等八个省市。此次中兴ZXSM-2500传输设备将用于粤桂线及收集南环两部分网络的建设中。其中收集南环采用了二纤双向复用段保护方式,工程网络管理系统采用了主副站网管技术,分别在北京和武汉设立网
August 1 was informed that the State Administration of Radio, Film and Television Network Center and Shenzhen ZTE Corporation signed a national basic radio and television network infrastructure transmission and power supply product ordering contract. The bidding is carried out on the basis of 14 provinces and cities covered by the previous works. After completion of the project, the coverage of the radio and television backbone network will increase in eight provinces and cities such as Heilongjiang, Jilin, Liaoning, Shaanxi, Yunnan, Guizhou, Sichuan and Chongqing. The ZTE ZXSM-2500 transmission equipment will be used for the construction of the Guangdong-Guangxi line and the collection of two parts of the South Loop network. Which collected South Central used two fiber bidirectional multiplex section protection, engineering network management system uses the main and sub stations of network management technology, respectively, in Beijing and Wuhan set up a network