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IPsec Virtual Private Network Fundamentals by - CCIE No. 6085 James Henry Carmouche

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Chapter 1. Introduction to VPN Technologies

Modern business environments have been consistently changing since the advent of the Internet in the 1990s. Now more than ever, organizational leaders are asking themselves how efficiencies can be gained through making their workforce more mobile and thus increasing the scope of sales and distribution channels while continuing to maximize the economies of scope in their existing data infrastructure investments. Virtual private network (VPN) technologies provide a means by which to realize these business efficiencies in tandem with greatly reduced IT operational expenditures. In this chapter, we will discuss how today’s VPN technologies enable enterprise workforces to share data seamlessly and securely ...

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