Description

Network-dependent companies are excited by the benefits promised by the virtual private network, including lower costs, greater flexibility, and improvements in connectivity. But they also have questions: What benefits are real? How can they be measured? What are the expenses and the dangers?

Virtual Private Networks: Making the Right Connection is an intelligent introduction written especially for business and IT professionals who want a realistic assessment of what a VPN can provide for their organizations. Covering advantages and risks, this book expands your understanding of what you can do with a VPN, while detailing all that implementing it will demand of you. With its help, you'll find your way through VPN hype to the answers you need to make sound decisions.

Key Features

* Thoroughly explains VPN concepts and technologies, and examines the potential of VPNs as intranets, extranets, and remote access solutions. * Covers essential VPN topics like tunneling, encapsulation, encryption, security, and protocols. * Provides detailed points of comparison between typical VPN costs and the costs of maintaining traditional WANs. * Offers frank consideration of the hidden costs and risks sometimes associated with VPNs, helping you decide if a VPN is right for you. * Lists and assesses the software and hardware products you may need to implement a VPN. * Discusses both Internet-based VPNs and VPN services offered by providers of "private" ATM and frame relay networks, detailing the pros and cons of each.

Table of Contents

CHAPTER 1 DEFINING THE VPN 1.1 What is a VPN? 1.2 What a VPN is good for and why you should consider building one. 1.2.1 Economies of Sharing 1.2.2 Flexibility 1.2.3 Worldwide connectivity on a budget 1.2.4 The VPN and the Mobil Workforce 1.3 Every Silver Lining has a Cloud 1.4 How a VPN works. 1.4.1 Tunneling 1.4.2 Securing the Data 1.4.3 Making the Combination Work 1.5 Where we go from here. CHAPTER 2 How to use a VPN. 2.1 The VPN for Remote Access 2.1.1 A Medical Software Company 2.1.2 Prudential Insurance Company 2.2 The VPN as an Extranet 2.2.1 Automotive Network eXchange (ANX) 2.2.2 Open Access Same-time Information Systems (OASIS) 2.3 The VPN as an Intranet 2.3.1 Mazzio's Corp. 2.3.2 Galaxy Scientific Corporation 2.4 Conclusion CHAPTER 3 The Downside to VPNs 3.1 Do You Really Need a VPN? 3.2 Connection Availability 3.3 Security 3.3.1 Snooping or sniffing 3.3.2 Capturing Addresses 3.3.3 Session Hijacking 3.3.4 Data Tampering

Details

No. of pages:
350
Language:
English
Copyright:
© 1999
Published:
Imprint:
Morgan Kaufmann
Print ISBN:
9781558605756
Electronic ISBN:
9780080520650

About the editor

Dennis Fowler

Dennis Fowler is a columnist for ACM netWorker Magazine, a founding member of both the Association of Online Professionals and the Internet Press Guild, and a former contributing editor with Computer Shopper magazine. He is particularly interested in the practical application of online technologies-and the Internet in particular-to create new opportunities for commerce and enhance global communication.

Reviews

@qu:"Dennis Fowler provides an insightful view to both the business benefits and technical requirements to VPNs. His examples of other customers' experiences with VPNs breathe life into the discussion." @source:—From the Foreword by Susan Scheer Aoko, Cisco systems, Inc.