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Switching to GRHA Mode

Note

This feature is not configurable during software installation nor is it changeable during an upgrade. 

Accomplish the following steps to switch to GRHA mode:

  1. Upgrade the SBC application either using LSWU or Platform Manager.

  2. Stop the standby SBC application. On the SBC main screen, navigate to Administration > System Administration > Platform Management. The Platform and SBC Application Controls window is displayed. To stop the application, click Stop SBC Application in the status panel.

    Caption
    0Figure
    1Stop SBC Application Panel


    For details, refer to the section System Administration - Platform Management.

    Note

    The services on standby SBC server must be stopped before switching to GRHA mode since the switch to GRHA mode causes a temporary HA link outage. The script will verify the state of the servers and make the necessary changes.


  3. On the standby server, execute the following command:

    Note

    Bond monitoring is only applicable to SBC 5000/7000 series platforms.


    To set bond monitoring type to network-connect and leader election algorithm type to enhanced:

     

    Code Block
    languagenone
    > request system admin sbx2 setHaConfig bondMonitoring network-connect leaderElection enhanced  

    To set bond monitoring type to direct-connect and retain currentValue setting of leader election algorithm:

    Code Block
    > request system admin sbx2 setHaConfig bondMonitoring direct-connect leaderElection currentValue


  4. On the active server, execute the following command:


     To set bond monitoring type to network-connect and leader election algorithm type to enhanced:

    Code Block
    languagenone
    > request system admin sbx1 setHaConfig bondMonitoring network-connect leaderElection enhanced  

    To set bond monitoring type to direct-connect and retain currentValue setting of leader election algorithm:

    Code Block
    > request system admin sbx1 setHaConfig bondMonitoring direct-connect leaderElection currentValue



  5. Start the standby server. Log on to SBC application in EMA Platform Mode.

    Caption
    0Figure
    1Start SBC Application Panel


    For details, refer to the section System Administration - Platform Management.

    Note

    The standby server comes up and reconnects as standby with the GRHA mode enabled on both the machines.

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