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 greenfield deployments. They have seen firsthand that an [...]

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 the history of cable plant maintenance [...]

Diagnostics tools on a DOCSIS network have traditionallybeen 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 [...]