Use the persistent command to enable the radio service to be restarted even in the absence of the controller. Use the no form of the command to disable the feature. The persistent command is accessible from the ap:<serial> and all ap:defaults contexts of the CLI.
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Enable this feature (if using a bridged at AP VNS) to ensure the Wireless AP's radios continue providing service if the Wireless AP's connection to the controller is lost. If this feature is enabled, it allows the Wireless AP to start a bridged at AP VNS even in the absence of a wireless controller.
After you run the persistent command, run the apply command to implement the change in mode persistence value.
The following example enables service persistence:
EWC.extremenetworks.com:ap:defaults:3935FCC# persistent