以太环网在IP城域网优化中的应用

摘要

本文探讨了以太环网技术，并针对IP城域网优化的双归属组网方案、SDH同步数字系列网方案、以太环网三类方案进行对比分析，给出以太环网建设建议。%This paper discusses the Ethemet ring technology, and optimized for dual-homed IP MAN network solutions,SDH synchronous digital network solutions,Ethernet ring network comparative analysis of three options,given the construction of an Ethernet ring network recommendations.