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Time Over Threshold graphs summarize Connectivity Score, RF data, and Utilization data above a MAC domain. Depending on context (what is selected in the Network View Hierarchy), each series of graphs will be different. These graphs are only present in the following contexts:

  • Folder — Each series is a child of that folder.
  • Hub — Each series is a CMTS.
  • CMTS — Each series is an MD-CM-SG.

Individual samples are counted according to the thresholded severity of the sample at the time the sample was captured. In addition to the total number of samples, you can see both the sample count and percentage of total samples for all severities (Unknown, None, Minor, Major, Critical). Unknown is only graphed when the Show Data Gaps options is selected from the Display tab.

NOTE: Refer to Key performance indicators for definitions of key performance indicators.

Time over Threshold SNR Example

In this example for SNR, information is displayed at the global default level of the hierarchy and reported for two regions (markets). Hovering over the graph causes a pop-up to display, which includes:
  • Market name — Displays at the top with an ampersand preceding it.
  • Minor — 0.89% of samples had a severity of Minor, indicated by yellow in the graph. The number in parentheses is the number of samples involved, which is 28.
  • None — 99.11% of samples had a severity of None, indicated by green in the graph. There were 3.11K samples involved.
  • Total — The total number of samples across all severities for SNR.
  • Modems — The latest retrieved modem count across the samples used to build the summarization data.
SNR Bar Graph demonstrating that a tool-tip style pop up is generated when the mouse hovers over a bar.