光城域网的创新模式——MSR

Innovative Mode of Optical Metropolitan Area Networks——Multiple Services Ring

本文从光城域网对综合业务的需求出发 ,基于对传输与交换进行简化统一的思想 ,介绍了多业务环 (MSR)诞生的背景 ,重点阐述了MSR的基本概念、组网拓扑结构、系统组成与主要构件、通用帧格式以及MSR系统的特性 ,最后指出了MSR的市场定位。

According to demanding for multiple services of optical metropolitan area networks.This paper introduces the background of multiple services ring (MSR) based on the unification of transmission and switching firstly. Then describes the basic concept, network topology, general frame format, characteristic of system and mostly components of MSR with emphasis. Points out the marketing, field and characteristic of application about MSR finally.