Transmission and Multiplexing (TM) - Generic Functional Requirements for Synchronous Digital Hierarchy (SDH) Equipment - Part 1-1: Generic Processes and Performance
传输和多路复用(TM).同步数字体系(SDH)设备的通用功能要求.第1-1部分:通用过程和性能
Generic functional requirements for all types of SDH equipment based on a functional decomposition approach with rules for combining functions to form equipment. Specific layers are described in part 2 to 8.