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White Paper

DOCSIS 3.1 and the PNM Toolbox: The Future of Plant Maintenance is Here

DOCSIS 3.1 and the PNM Toolbox: The Future of Plant Maintenance is Here

DOCSIS 3.1 and the PNM Toolbox: The Future of Plant Maintenance is Here

ZCorum
Pages 8 Pages

This whitepaper explores how DOCSIS 3.1 transforms cable network maintenance by making Proactive Network Maintenance (PNM) a mandatory capability across certified modems and CMTS platforms. It explains how advanced tools such as Full Band Capture (FBC), wideband spectrum analysis, OFDM symbol capture, triggered spectrum analysis, channel estimation, and modulation error measurements enable operators to remotely identify impairments including ingress, reflections, roll-off, RF notches, group delay, LTE interference, and nonlinear distortions. By correlating data collected from cable modems throughout the network, providers can accurately locate faults, reduce troubleshooting time, lower operational costs, and resolve issues before customers experience service degradation.

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