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科普下SDH光传输设备的作用,首先我们值得什么是SHD光传输设备。SDH设备，即光emc易倍·体育数字传输网设备。SDH光传输设备主要特点：统一的光接口、自愈环、SDH网emc易倍·体育。SDH设备是一种将复接、线路传输及交换功能融为一体、并由统一网管系统操作的综合信息传送网络。SDH设备可实现网…

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