Prepare the Redundant Chassis for the Firmware Update

Before you can update firmware, you must set the Auto-qualification parameter to Never and manually disqualify the secondary chassis.
To prepare the primary and secondary chassis for the firmware update, complete these steps.
  1. Set the mode switch on the primary and secondary controllers to REM. If both controllers in the redundant chassis pair are not in Remote Run (REM) mode, the firmware update cannot be completed.
    If both controllers in the redundant chassis pair are not in Remote Run (REM) mode, the firmware update cannot be completed.
  2. Access the RMCT for the redundancy module primary chassis.
  3. On the Configuration tab of the RMCT, set Auto-synchronization to Never.
    Auto-Synchronization set to Never
  4. Select Apply, and then select Yes.
  5. On the Synchronization tab, select Disqualify Secondary.
    Disqualify Secondary button
  6. When the following message appears, select Yes to proceed.
    The secondary chassis is disqualified as shown in bottom left of the RMCT and on the status display of the redundancy module.
  7. Close the RMCT to help prevent a timeout from occurring when the firmware of the redundancy module is updated.
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