Verifying and setting the HA state of the chassis
You must verify the HA state of the chassis, and, if necessary, update the state to match your system
configuration.
Step 1. In Maintenance mode, from either controller module, display the HA state of the local controller
module and chassis: ha-config show
The HA state should be the same for all components.
Step 2. Proceed based on the results of Step 1.
If the displayed system state for the chassis... Then...
Matches your system configuration
Go to the next step.
Does not match your system configuration
1. Set the HA state for the chassis: ha-config
modify chassis HA-state
The value for HA-state can be one of the
following:
• ha
• non-ha
2. Confirm that the setting has changed: ha-
config show
Step 3. If you have not already done so, recable the rest of your system.
Step 4. The next step depends on your system configuration.
If your system is in...
Then...
An HA pair with a second controller module Exit Maintenance mode: halt
The LOADER prompt appears.
Running system-level diagnostics
After installing a new chassis, you should run interconnect diagnostics.
Before you begin
Your system must be at the LOADER prompt to get to the maintenance menu to start System Level
Diagnostics.
About this task
All commands in the diagnostic procedures are issued from the controller where the component is being
replaced.
Step 1. If the controller to be serviced is not at the LOADER prompt, perform the following steps:
a. Select the Maintenance mode option from the displayed menu.
b. After the controller boots to Maintenance mode, halt the controller: haltAfter you issue the
command, you should wait until the system stops at the LOADER prompt.
Important: During the boot process, you can safely respond y to prompts.
Chapter 5. Hardware replacement procedures 83
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