VPNs: A Beginner's Guide Tapa blanda - 2001

Primera línea

When the Internet was established, it was not done with security in mind.

Descripción de contraportada

Design and implement a virtual private network from start to finish

Take advantage of the most cost-effective and secure method for connecting branch offices and enabling remote access using "VPNs: A Beginner's Guide. This instructive guide shows you how design and implement a virtual private network from start to finish. Learn everything you need to know about VPNs beginning with networking fundamentals and layering principles to VPN protocols and security methods. Get details on the latest in tunneling technologies, including point-to-point tunneling protocol (PPTP) and layer two tunneling protocol (L2TP), and find out how to prevent hacker attacks. Learn about the latest and most advanced VPNs, such as IP Overlay VPNs and MPLS. Eight pages of blueprints depicting various types of VPNs help illustrate the concepts you've just read about. If you want a solid introduction to the inner workings of virtual private networks, this is the ideal book for you.

Get an overview of networking basics--including the OSI model, LANs, WANS, and TCP

Learn all about security components--policies, concepts, and architectures

Discover ways to filter out malicious information, and prevent threats and intrusions

Understand how VPNs relate to both public and private networks

Know the different types of tunneling methods and where they are usually implemented

Get details on the various VPN protocols--GRE, PPTP, L2F, and L2TP, and IPSec

Identify the components that define QoS--delay, bandwidth, jitter, and reliability

Preview the future of VPNs and understand MPLS, IP over ATM, tag switching, and more