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 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 [...]
Codewords are a key feature and an important check on data transmission in DOCSIS networks. They are are often able to recreate bad bits of data corrupted by linear distortions and noise in the cable plant if the corruption is not too bad (a [...]
