In my environment i have 3 cisco 5508 controller with release 7.6 . Two controllers are configured as primary and the thirdcontrolleris configured as asecondaryha-sku, do not haveto configurethepeerbetween primary and secondary, but theredundancyis ensuredby the functionalityof thebackupcontoller, right?
just configure on theprimarythe backup controller feature and justconvert thebackup on HA secondary.
Well your service will be interrupted by the time that AP's take to sign with your secondary controller. the time depends how many AP you have. After all the AP sign to your backup controller the service will be restore.
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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