【Problem Description】: Customer has one AP and two AC6605 , one is Master , another is cold Backup . the AP will go to Backup first then shift to Master when it reboot .
【Problem Analysis】: 1. Compare two AC device configuration ,check the ac protect priority , we found the Master AC priority value lower than Backup AC .
Master AC : ac protect protect-ac 10.0.1.1priority 5 // the value lower , the priority is higher .
Backup AC : ac protect protect-ac 10.0.1.2priority 6
Then login the issue AP check the address info .
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【Root Cause】: we found the AP configured one static ac-list (backup ip address) , when the AP restart , it will go to the backup AC device to register , then the AC download config to AP , AP will get two AC ip address , the master IP is higher priority than backup , so the AP will shfit to master again .
【Solution Description】:add master static ac-list on AP view .
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[AC6005-wlan-view]ap-reset ap-id 1
Warning: Reset AP(s), continue?[Y/N]:y



