Like many network-intensive organizations, your company is excited by the benefits promised by the Virtual Private Network, including lower costs, greater flexibility, and improvements in connectivity. But you and your colleagues have questions: What benefits are real? How can they be measured? What are the expenses, and what are the dangers? Virtual Private Networks is an intelligent introduction written especially for business and IT professionals who want a realistic assessment of what a VPN can mean 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.
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.
1 Defining the VPN 2 How to use a VPN 3 The Downside to VPNs 4 Internet versus Other VPNs 5 Encryption 6 User Authentication, Authorization and Key Management 7 Tunnelling and the VPN Protocol Suites 8 Architecture 9 Planning Your VPN 10 Administration and management
"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." - From the Foreword by Susan Scheer Aoko, Cisco systems, Inc.
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