This Recommendation defines international synchronous digital leased circuits with an SDH presentation to the Customer (hereafter called SDH leased circuits) which are transported via STM-N transmission links over a variety of transmission media using a number of network technologies. The case of mixed SDH/PDH leased circuits is also described.
ITU-T M.1301 FRENCH-2001由国际电信联盟 IX-ITU 发布于 2001-01-01。
ITU-T M.1301 FRENCH-2001 在中国标准分类中归属于: M42 通信线路设备。
Copyright ©2007-2022 ANTPEDIA, All Rights Reserved
京ICP备07018254号 京公网安备1101085018 电信与信息服务业务经营许可证:京ICP证110310号