Chapter 4

Virtualization Architecture

IN THIS CHAPTER

check Examining the basics of virtualization

check Looking at what a hypervisor does

check Considering how disks and networks are virtualized

check Weighing the benefits of virtualization

check Choosing host servers

check Considering how virtualization affects Microsoft licensing for Windows Server

Virtualization is one of the hottest trends in networking today. According to some industry pundits, virtualization is the best thing to happen to computers since the invention of the transistor. If you haven’t already begun to virtualize your network, you’re standing on the platform watching as the train is pulling out.

This chapter introduces you to the basic concepts of virtualization, with an emphasis on using it to leverage your network server hardware to provide more servers using less hardware. Virtualization can dramatically simplify the design of your network — ...

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