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Network Function Virtualization by Thomas D. Nadeau, Ken Gray

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Chapter 7

The Virtualization Layer—Performance, Packaging, and NFV

Abstract

In this chapter, we will look at the evolution of virtualization techniques and software network I/O acceleration to satisfy these application requirements. We will also look at how the constant evolution in the compute component of the (ETSI-labeled) “NFVI” might affect the current aggregated, VM-centric NFV model, our concept of Service Function Chaining and the potential economic assumptions behind the NFV proposition.

Keywords

Software evolution; virtualization techniques; software network; NFV; service function chaining

Introduction

Proponents of NFV see applications that stretch from the replacement of individual fixed network appliances (eg, firewall) through reimagination ...

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