1.6. Summary
Figure 1-2. Post-Admission NAC example
The following are key points from this chapter:
NAC and NAP essentially perform the same functions, and these terms are commonly used interchangeably.
The Trusted Computer Group is an organization that is striving to bring standardization to NAC/NAP solutions.
The Cisco NAC program provides a mechanism for other technologies to integrate with Cisco NAC.
Clientless NAC relies on scans, not software, to assess devices.
Client-based NAC utilizes software to provide a more granular assessment of the system attempting admission.
Client-based NAC software doesn't have to be preinstalled. It can be installed as an ActiveX or other component at the time of network entry.
Pre-Admission NAC performs NAC functionality prior to allowing a device onto a network.
Post-Admission NAC performs NAC functionality after a device has been granted access to a network.
This chapter laid a foundation on basic NAC/NAP concepts and key players in the marketplace. Chapter 2 describes in detail the technical components of all NAC/NAP solutions.
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