Multiple-Controller Deployments - Cisco 2100 Series Configuration Manual

Operating System Software

Multiple-Controller Deployments

Each controller can support lightweight access points across multiple floors and buildings
simultaneously. However, full functionality of the Cisco Wireless LAN Solution is realized when it
includes multiple controllers. A multiple-controller system has the following additional features:
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Figure 1-3
Management Network and the three physical connection types between the network and the controllers.
Figure 1-3
Operating System Software
The operating system software controls controllers and lightweight access points. It includes full
operating system security and radio resource management (RRM) features.
Cisco Wireless LAN Controller Configuration Guide
1-4
Autodetecting and autoconfiguring RF parameters as the controllers are added to the network.
Same-Subnet (Layer 2) Roaming and Inter-Subnet (Layer 3) Roaming.
Automatic access point failover to any redundant controller with a reduced access point load (refer
to the "Cisco Wireless LAN Controller Failover Protection" section on page
shows a typical multiple-controller deployment. The figure also shows an optional dedicated
Typical Multi-Controller Deployment
Chapter 1 Overview
1-16).
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