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What is DOCSIS PNM and Why You Need It

By Rick Yuzzi | January 9th, 2019 |Categories: PNM, proactive network maintenance, correlation groups, DOCSIS pre-equalization, PreEqualization Analyzer, Diagnostics, Main Tap Compression, Group Delay, In Channel Frequency Response, ICFR, Micro Reflections, What is DOCSIS PNM

Diagnostics tools on a DOCSIS network have traditionally been part of a reactive, break-fix methodology, where the operator is notified about issues in their plant AFTER service for subscribers have been impacted. In fact, it is often complaints [...]

Finding Common Impairments with DOCSIS Proactive Network Maintenance

By Marsha Hemmerich | September 19th, 2014 |Categories: Ask an Expert, PNM, proactive network maintenance, correlation groups, ask a broadband expert, DOCSIS pre-equalization, PreEqualization Analyzer, technical paper

Proactive network maintenance (PNM) and DOCSIS pre-equalization are important tools to mitigate upstream impairments. When a CMTS has pre-equalization enabled, it can look at the quality of the signals being received from all of the cable [...]

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