Cisco Cisco NAC Appliance 4.1.0
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C H A P T E R
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Cisco NAC Appliance - Clean Access Server Installation and Administration Guide
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Administer the Clean Access Server
This chapter describes Clean Access Server (CAS) administration. Topics include:
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Status Tab
The Status tab of the CAS management pages displays high-level status information on which modules
are running in the Clean Access Server.
are running in the Clean Access Server.
Figure 12-1
CAS Management Pages Status Tab
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IP Filter—An IP packet filter that analyzes packets to ensure that they come from valid,
authenticated users.
authenticated users.
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DHCP Server—The CAS’s internal DHCP (Dynamic Host Configuration Protocol) server.
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DHCP Relay—The module that relays address requests and assignments between clients and an
external DHCP server.
external DHCP server.
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IPSec Server — The module for establishing a secure, IP Security-based channel between the CAS
and a client device. The module encrypts and decrypts data passed between the client and server.
and a client device. The module encrypts and decrypts data passed between the client and server.