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本文首先分析电信网的现状和发展趋势,指出光通信在网络演进中发挥了重要作用:然后分析了光通信在宽带接入网、传输网和宽带IP网的应用现状和发展趋势;最后讨论了传输网和宽带IP网在融合承载中的发展趋势。
This paper first analyzes the status quo and development trend of the telecom network. It points out that optical communication plays an important role in the evolution of the network. Then the status quo and development trend of optical telecom applications in broadband access networks, transmission networks and broadband IP networks are analyzed. Finally, The development trend of transmission network and broadband IP network in the integration of bearer.