1. Power on the Standby SD-WAN Edge without any network connections.
  2. After it boots up, connect the LAN1/GE1 interface (as indicated on the Device tab) to the same interface on the Active SD-WAN Edge.
  3. Wait for the Active SD-WAN Edge to detect and activate the standby SD-WAN Edge automatically. The SD-WAN Orchestrator Events displays HA Standby Activated when the SD-WAN Orchestrator successfully activates the standby SD-WAN Edge. high-availability-configuration-2
The standby Edge will then begin to synchronize with the active SD-WAN Edge and reboot automatically during the process.
Note: It may take up to 10 minutes for the Standby SD-WAN Edge to sync with the Active Edge and upgrade its software.