Primary Server Takes over the System from Secondary Server

The Secondary Server automatically takes over if the Primary Server goes down. You need to take over the PBX system on Primary Server after repairing. This topic describes how to take over the PBX system from the Secondary Server.

Background information

When the Primary Server fails, the Secondary Server will automatically take over the PBX system, and send a event notification of PBX Hot Standby Failover to the contacts concerned.

In this case, the Hot Standby status of Primary Server and Secondary Server is shown as below.
Primary Server
The Hot Standby status displays Abnormal, and the page prompts that the Secondary Server has taken over the PBX system, you need to repair the Primary Server as soon as possible.
Secondary Server
The hot standby status changes from Standby to Running, and the page prompts that the Secondary Server has taken over the PBX system, you need to fix the Primary Server as soon as possible.

After you have repaired the Primary Server, you need to manually set up the Primary Server to take over the system from Secondary Server.

Prerequisites

  • Make sure the firmwares of the Hot Standby pair are the same.
  • Make sure there is no call in progress on the Secondary Server, or the call will be dropped.

Procedure

  1. Log in to the PBX web portal of the Primary Server, go to System > Hot Standby.
  2. Click Repair Completed. The data synchronization is in progress now.

    The Hot Standby status of Primary Server becomes Standby, and the server starts to synchronize data from the Secondary Server.

    After data synchronization is completed, the PBX system will send an event notification of Primary Server Data Restoration Completed to the contacts concerned.

  3. Click Take Over.

  4. In the pop-up window, click OK.

Result

  • The Status of the Primary Server changes to Running, indicating that the Primary Server has taken over the PBX system.
  • The Secondary Server returns to standby state.