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Windows Server 2012 Unified Remote Access Planning and Deployment by Bala Natarajan, Erez Ben-Ari

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How does it work?

If you haven't used DirectAccess before, the entire thing may seem mysterious. How does it compare to more traditional VPN solutions? What does it do under the hood? How the heck does it work without any additional software?

The concept of Virtual Private Networking is built around the idea of sending your confidential data over an open medium (the public Internet) and protecting it with encryption. Over the years, various encryption protocols and methods have been in use, such as PPTP, L2TP, and SSL. VPN connections work with some kind of client software which does all the work. The client software establishes a connection to the target VPN server, and authenticates the user to the server. Then, the software creates a virtual ...

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