于基电话网 MODEM 的SDH 远程维护技术

摘要

This article presents a remote maintenance technology of SDH network in unmanned area based on fixed telephone network and MODEM. It also introduces the application of SDH network remote maintenance based on embedded MODEM and Point-to-Point protocol in detail.%将固定电话网络（PSTN）与调制解调技术（MODEM）相结合，提出了一种解决偏远无人值守地区SDH网络的远程维护技术，详细介绍了基于嵌入式MODEM技术、点对点传输技术（PPP）实现SDH网络远程维护的设计方案。