Transmission and Multiplexing (TM); Generic requirements of transport functionality of equipment; Part 5-1: Plesiochronous Digital Hierarchy (PDH) path layer functions
传输和多路复用(TM);设备运输功能的一般要求;第5-1部分:准同步数字体系(PDH)路径层功能
发布日期:
1998-03-01
基于第1-1部分中描述的通用原则,所有类型设备上PDH接口的PDH路径层的功能要求。
Functional requirements for PDH path layers of PDH interfaces on all t ypes of equipment based on the generic principles described in part 1- 1.