Master the most common deployments of IPsec VPNs

This sample chapter from IPsec Virtual Private Network Fundamentals reviews several common deployments of IPsec VPNs. First, the chapter discusses several prevalent IPsec VPN topologies:

• Site-to-site IPsec VPNs
• Site-to-site IPsec+GRE VPNs
• Hub-and-spoke IPsec VPN topologies
• Remote access VPN topologies

The chapter also discusses several variations of hub-and-spoke IPsec VPN deployments and the basic advantages of each. Covered variations include:

• Standard hub-and-spoke design (no hub redundancy)
• Clustered hub-and-spoke design to redundant hubs
• Clustered hub-and-spoke design to redundant hubs with redundant spokes

Finally, the chapter concludes with an introduction of several common DMZ designs with various IPsec VPN concentrator placement alternatives.

Title: IPsec Virtual Private Network Fundamentals
ISBN: 1587052075
Published: July 2006
Author: James Henry Carmouche
Chapter: Chapter 3: Basic IPsec VPN Topologies and Configurations
Published by Cisco Press