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Cisco Bug: CSCvs37305 - Secondary WLC continuously rebooting while attempting to reform HA (after failover occurs)

Last Modified

Sep 18, 2020

Products (1)

  • Cisco 5500 Series Wireless Controllers

Known Affected Releases


Description (partial)

Controllers are paired into HA successfully.  At some point a failover occurs and the controllers begin failing to synchronize properly.  The secondary enters a continuous reboot loop until it ultimately enters maintenance mode from too many reboots.

Issue has been observed on 5520 pair running  Issue not observed in pairs running
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