评论信息_电话光端机的应用及品牌

电话光端机的应用及品牌

随着通讯的发展，5G的时代以及业务的发展，电话光端机作为光端机主传输电话及其他业务的设备，其应用率近年来不断攀升。城域网固网电话的增加，企事业单位的扩展话网是促进电话光端机销量增长的一大原因，而在应用上则大致分为：1. 监控用电话光端机：用来传输视频信号（…

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