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Cisco Bug: CSCvt71298 - [AireOS-IOSXE Parity]: Master controller is enabled by default on 9800

Last Modified

Jul 14, 2020

Products (1)

  • Cisco Catalyst 9800 Series Wireless Controllers

Known Affected Releases

17.1.1s

Description (partial)

Symptom:
The 9800 always advertises itself in Master WLC Mode in Discovery Response messages. This can cause APs to prefer to join eWLC over an AireOS WLC.

Conditions:
Using APs that have not been configured with Primary/Secondary/Tertiary controllers.
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