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MPLS and VPN Architectures, CCIP™ Edition by Jim CCIE #2069 Guichard, Ivan CCIE #1354 Pepelnjak

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Chapter 8. Virtual Private Network (VPN) Implementation Options

This chapter includes the following topics:

A Virtual Private Network (VPN) is defined loosely as a network in which customer connectivity among multiple sites is deployed on a shared infrastructure with the same access or security policies as a private network. With the recent advent of marketing activities surrounding the term VPNs, from new technologies supporting VPNs to a flurry of VPN-enabled products and services, you might think that the VPN concept is a major technology throughput. However, as is often the case, VPN is a concept that is more ...

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