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CCNA Wireless 640-722 Official Cert Guide by David Hucaby

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AP States

From the time it powers up until it offers a fully functional basic service set (BSS), a LAP operates in a variety of states. Each of the possible states are well defined in the Control and Provisioning of Wireless Access Points (CAPWAP) RFC, but are simplified here for clarity. The AP enters each state in a specific order; the sequence of states is called a state machine. You should become familiar with the AP state machine so that you can understand how an AP forms a working relationship with a WLC. If an AP cannot form that relationship for some reason, your knowledge of the state machine can help you troubleshoot the problem.

Tip

CAPWAP is defined in RFC 5415, and in a few other RFCs. The terms used in the RFC differ somewhat from ...

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