Introduction

For today’s network operators, understanding the performance and effectiveness of their networks is critical to business success. The age of largely overprovisioning networks to boost bandwidth already seems like the distant past. The economic climate has moved toward maximizing the return on investment into the network infrastructure. At the same time, as the wide adoption of network applications seamlessly converges business-critical data, voice, and video into the same network infrastructure, any performance degradation and downtime can cost businesses tens of thousands of dollars each hour. In addition to performance issues caused by failures, outages, and misconfigurations, peer-to-peer traffic increases almost daily.

From a business ...

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