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由邮电部电信科学技术研究院软件研究开发中心开发的我国首套基于Q3的SDH网管系统于1996年7月5日在京举行了演示汇报会.来自邮电部电信总局、邮电部设计院、邮电部北京设计院、邮电部电信科学技术研究院的领导及专家出席了会议.SDH以其统一的帧格式、优良的同步性能和维护管理能力成为各国传输网目前的首选制式.“九五”期间我国的光缆和微波长途传输干线都以SDH为主.由于当前已经投人使用和在建项目中采
The first set of SDH network management system based on Q3, developed by the Software Research and Development Center of the Ministry of Posts and Telecommunications Technology Institute, held a presentation briefing in Beijing on July 5, 1996. From the Ministry of Posts and Telecommunications, the Ministry of Posts and Telecommunications Design Institute, the Ministry of Posts and Telecommunications Beijing Institute of Design, Ministry of Posts and Telecommunications Institute of Telecommunications Science and Technology leaders and experts attended the meeting .SDH with its uniform frame format, excellent synchronization performance and maintenance capabilities to become the preferred mode of transmission network in various countries. “Ninth Five-Year” period of our country Of the optical fiber and long-distance microwave transmission lines are mainly SDH. Since the current has been put into use and construction projects in the mining