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VoIP Performance Management and Optimization by Habib Madani, Adeel Ahmed - CCIE No. 4574, Talal Siddiqui - CCIE No. 4280

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Chapter 8. Trend Analysis and Optimization

Being proactive about Voice over IP (VoIP) network management is key to reducing reactive issues. This requires analyzing the VoIP network traffic and calling behavior and resource utilization periodically. To perform trend analysis, the network administrator should not only collect key data over a period of time but should also correlate different parameters. At the same time, looking at the rather large amount of data for different parameters is not pragmatic for daily operations.

An aircraft’s cockpit has many dials on its instrument panel. Most of them are for measuring the position of the aircraft (for example, altitude and pitch) and the performance of the plane, including speed and engine thrust. ...

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