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Deploying QoS for Cisco IP and Next Generation Networks by Brett Chapman, Vinod Joseph

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Chapter 6

QoS Service Assurance

6.1 Overview

This section focuses on creating an understanding of a critical topic known as service assurance. The importance of analyzing key metrics and creating a baseline for measuring QoS and application performance is the objective of this chapter. This chapter does not focus on specific tools and software for achieving the same; those are addressed in Chapter 13, “Performance Monitoring and Measurement.” Furthermore, this chapter will help you identify some of the key requirements to look for in a tool or software that is to be used for service assurance.

6.2 Revisiting Service-Level Agreements

Providers are under increasing pressure to offer SLAs to their customers (enterprises) and to verify and measure ...

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