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Configuration Guide for Cisco Secure ACS 4.2
OL-14390-02
Chapter 2 Deploy the Access Control Servers
Determining the Deployment Architecture
Figure 2-8 Small Dial-up Network
Large Dial-Up Network Access
In a larger dial-in environment, a single ACS with a backup may be suitable, too. The suitability of this
configuration depends on network and server access latency.
Figure 2-9 shows an example of a large
dial-in network. In this scenario, the addition of a backup ACS is recommended.
Figure 2-9 Large Dial-up Network