Introducing Windows Server® 2008

A Walkthrough of How NAP Works

Now that we understand a bit about NAP enforcement mechanisms and the architecture of the NAP platform, let’s walk through an example of NAP at work. Figure 10-2 shows a VPN NAP scenario that we’re going to analyze. (Other NAP scenarios such as DHCP and IPSec work a bit differently.) We’ll leave out a few elements, like Active Directory for performing authentication, so that we don’t complicate things too much, and some of the interactions between the different components are simplified. If you want a more detailed explanation of how NAP works, you can always look at some of the references listed under "Additional Resources" at the end of this chapter.

Figure 10-2. A VPN scenario showing NAP at work

Here’s a simplified ...