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三大网络,是指电信网,计算机网和有线电视网。在现阶段,三网融合并不意味着三大网络的物理合一,而是指高层业务应用的融合。广电网络作为三网融合中重要的一环,如何维护与管理光缆干线,确保光缆干线安全畅通,做好支撑,显得至关重要。本文根据贵阳市建成并投入使用多年的700余公里国、省干及地区二级光缆干线,结合近年来在光缆干线维护、抢修工作实践中吸取的经验教训进行了总结,同时针对光缆的特点,光缆故障的原因,提出一些维护与管理的看法。
Three networks, refers to the telecommunications network, computer network and cable television network. At this stage, triple play does not mean that the three networks of physical unity, but refers to the integration of high-level business applications. Radio and television networks as an important part of triple play, how to maintain and manage fiber optic trunk lines, to ensure safe and smooth fiber optic trunk lines, good support, it is crucial. This paper summarizes the experiences and lessons learned in practice of fiber optic cable maintenance and repair in recent years based on the 700 km of secondary fiber optic cable trunk lines built in and put into use for many years in Guiyang, Cable failure causes, put forward some maintenance and management views.