宜昌传输接入网如何应对早期3G的发展

Planning of Yichang transmission network for the advent of early 3G

文章结合宜昌本地传输接入网的实际情况,较详细地阐述了为应对早期3G的到来,接入网如何规划以及其应变情况。分别从接入网的线路方面来规划网络结构,从接入网的设备方面来支撑业务的发展变化,同时阐述了传输接入网交叉时隙的合理安排,以及数字交叉连接(DXC)在有效整合传输资源方面的应用。

On the basis of the practical conditions of the local transmission aceess network in Yichang city, this paper describes in detail its planning and transformations for the advent of the early 3G. Specifically, it discusses the network structure planning of the network lines and the equipment update for the support to the service development and describes the rational arrangement of the network switching and the effective applications of Digital Cross Connect （DXC） in the integration of the transmission resources.