proactive network maintenance

Improving HFC Performance with Proactive Network Maintenance (PNM)
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Improving HFC Performance with Proactive Network Maintenance (PNM)

Rick Yuzzi2026-06-30T11:49:31-04:00Categories: Blog|Tags: Extending HFC Life, PNM, proactive network maintenance, reduced maintenance costs, What is DOCSIS PNM|

Cable operators have long known the benefits of having more fiber in their Hybrid Fiber Coax (HFC) plant, and for some, especially so, as they have taken fiber all the way to the premises in [...]

The Power of Proactive Network Maintenance (PNM)

Rick Yuzzi2026-06-30T13:16:46-04:00Categories: Blog|Tags: correlation groups, Diagnostics, DOCSIS pre-equalization, Group Delay, ICFR, In Channel Frequency Response, Main Tap Compression, Micro Reflections, PNM, PreEqualization Analyzer, proactive network maintenance, What is DOCSIS PNM|

What is PNM? DOCSIS Proactive Network Maintenance (PNM) is a relatively new tool for cable operators that allows them to find and resolve issues in the cable plant before they impact subscribers. For most of [...]