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Active Directory (AD) is in many ways the lifeblood of your network, especially in terms of user and identity management. AD has become the core directory service for most enterprises, keeping track of users and IT assets, allowing all these to be identified and manipulated. Because Active Directory houses all these identities and logs the enterprise’s IT assets, IT can spot breaches and abnormal behavior through this directory data.

Quality of service (QoS), in network and telephony, parlance has both specific and less precise but more practical meanings. In general, quality of service can be viewed as measuring the performance of a network or telephone service, thereby providing an indication of its quality.

A network key performance indicator (KPI) is a measurement and a benchmark to achieve optimal network performance goals. To support these goals, measuring actual performance against the KPI goals helps the network team make decisions to improve and sustain network performance and service levels and meet the KPI objective.