Quick Tips & Troubleshooting for UniFi adoption

Objective: Help users avoid common pitfalls and ensure a smooth setup.

Common issues & fixes:

  • No AP detected?
    • Confirm PoE and Ethernet connectivity; ensure controller and AP are in same broadcast domain.
  • Multiple controllers running?
    • Make sure only ONE controller (Cloud Key or software) is active
  • Firewall blocking?
    • Allow necessary ports: 8080, 8843, 10001, 3478 (UDP/TCP)
  • Provisioning via DNS?
    • Use DNS CNAME to direct inform requests to controller host
  • LED doesn’t turn blue?
    • Recheck SSH inform steps, re-adopt in controller, and confirm firmware compatibility.
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