Chapter 17. IPSec Remote-Access VPNs
Remote-access VPN services provide a way to connect home and mobile users to the corporate network. Until a decade ago, the only way to provide this service was through dialup connections using analog modems. Corporations had to maintain a huge pool of modems and access servers to accommodate remote users. Additionally, they were billed for providing toll-free and long-distance phone services. With the rapid growth of Internet technologies, more and more dialup mobile users are migrating ...
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