I have a 3850 switch stack and 1602i Lightweight access points. I setup the APs to join the switch via the DNS entry. When I access the 3850 GUI and go to the wireless controller to change the APs configs such as the names of the APs or their IPs, they change for a while they revert back to what they were within 1 minute.
Transferring Crash file from standby: Login to the Active WLC in HA.
From CLI: (Cisco Controller) >transfer upload datatype crash (Cisco
Controller) >transfer upload filename (Cisco
Controller) >transfer upload mode tftp (Cisco Controller) >transfer
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