论文部分内容阅读
１、“综合交换机技术规范”标准的编号为ＹＤ／Ｔ １１２３－２００１。该标准规定了综合交换机在现代通信网中进行多业务交换（数据、话音、视频等）的主要功能、性能指标、接口、计费、信令、网管、同步、环境、维护等方面的要求。并规定综合交换机除具有窄带ＩＳＤＮ交换机
1, “Integrated Switch Technical Specifications” standard number YD / T 1123-2001. The standard specifies the integrated switch in the modern communications network for multi-service exchange (data, voice, video, etc.) of the main functions, performance indicators, interfaces, billing, signaling, network management, synchronization, environment, maintenance and other requirements. And provides a comprehensive switch except with a narrowband ISDN switch