The paper mainly introduces the design project of HFC forward transmission network in Antu County, including scheme, technique index and system index testing of optical cable transmission network.

主要介绍安图县HFC正向传输网络方案的设计，包括光缆传输网络方案、技术指标及系统指标验证。

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In daily management works of the GuangXi Telecom Transmission Bureau, the optical cable maintenance is the core work doubtless.

在广西电信长途传输局的各项日常工作中，光缆维护无疑是核心工作。

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So it is necessary to build an optical cable monitoring system to realize real time and online auto monitoring transmission performance of optical cable.

因此，有必要建立一个可实现实时、在线自动监测光缆传输性能的监测系统。

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