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首先简单介绍了光纤接入网的发展历程,接着针对接入网宽带化、综合化的发展趋势,探讨了一种能够提供宽窄带综合业务和向NGN 演进的融合型接入网。
First of all, it briefly introduces the development history of optical access network. Then, in view of the development trend of broadband access and integration, this paper discusses a converged access network that can provide wideband and narrowband integrated services and evolve towards NGN.