Chapter 1. A Business Case for Enterprise Network Testing
This chapter covers the following topics:
• The Network as a Business Platform
• The Cost of Network Downtime
• Network Changes and Downtime
• Testing in Support of Change Control
• Testing and the Pursuit of “Five Nines”
• A Structured Approach to Systems Testing
Network testing has a critical role in validating design and making sound deployment decisions. In this chapter, we examine why IT dollars should be spent on testing; the evolution of the network as a platform for business; the cost of network downtime to the business; and how testing can be used to improve availability by validating design and reducing human error. We also introduce the different types ...
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