Statistics Tool

Graphical Statistics

 

User-definable graphical statistics are available in real-time or postcapture modes. There are

 

several SS7 message transfer part (MTP) statistics, as well as user part specific statistics (e.g.,

 

message types or release causes). Statistics are typically counts or ratios. The statistics may be

 

displayed graphically as:

 

2D Bar charts

 

Radar diagram

Figure 7: Shows a typical statistics graph.

Tabular Statistics

Tabular statistics are drawn by call traces. This provides a more detailed and dynamic view of network performance, incorporating several programmed measures (handovers, errors, call success rates etc).

Time-based Statistics

It is possible to produce the graphical statistics as a tabular time series, where the intervals can be set from one minute to 24 hours.

Statistics Thresholds

The user can set lower and upper thresholds which, when exceeded, will result in color changes to the statistical graphs to highlight ‘‘alarm’’ conditions.

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Agilent Technologies 37907A manual Statistics Tool, Graphical Statistics, Time-based Statistics, Statistics Thresholds