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日前消息,中国电信集团公司从当今传输技术的发展现状出发,决定建设新一代高速传输环网。该工程由信息产业部邮电设计院设计。 据了解,经国际公开招标,高速环网项目(一期)的南、北、西三个环网工程以及杭州——南昌——长沙工程采用北电网络的新一代高速大容量基于SDH10Gbit/s基础速率的OPTera LH1600 WDM设备和OPTera CONNECT DX SDH设备,其中南环WDM系统其纳入了8个省会级节点,大区级节点有4个,普通省会
Recently, China Telecom Group Corporation from the current development of transmission technology status, decided to build a new generation of high-speed transmission ring network. The project by the Ministry of Information Industry Design Institute of Posts and Telecommunications. It is understood that the international open bidding, high-speed ring network project (Phase I) south, north and west of the three ring network project and Hangzhou - Nanchang - Changsha project using Nortel’s new generation of high-speed large-capacity SDH10Gbit / s Basic rate OPTera LH1600 WDM equipment and OPTera CONNECT DX SDH equipment, including South Central WDM system which incorporates eight provincial-level nodes, regional nodes have four, the provincial capital