You can use this option both when you are upgrading to a newer
software version and when you need to fall back to an earlier software version.
To shut down the system that is running on the active disk partition and then
automatically restart the system by using the software version on the inactive
partition, follow this procedure:
Note
If you downgrade a cluster to a nonsecure previous
release of
Cisco Unified Communications Manager (prior to release 8.0), you
must prepare the cluster for rollback before you switch versions. If you do not
prepare the cluster for rollback before you revert to a previous release, you
have to manually delete the ITL file on each
Cisco Unified IP Phone in the system. For more information, see the
Cisco Unified Communications Manager Security Guide.
Caution
This procedure causes the system to restart and become temporarily
out of service.
Procedure
Step 1
From the
Cisco Unified Communications Operating System Administration window, navigate to
Settings > Version.
The Version Settings window, which shows the software version on
both the active and inactive partitions, displays.
Step 2
To switch versions and restart, click
Switch Versions. To stop the operation, click
Cancel.
If you click
Switch Versions, the system restarts, and the
partition that is currently inactive becomes active.
Restart current version
To restart the system on the current partition without
switching versions, follow this procedure:
Caution
This procedure causes the system to restart and become temporarily
out of service.
Procedure
Step 1
From the
Cisco Unified Communications Operating System Administration window, navigate to
Settings > Version.
The Version Settings window, which shows the software version on
both the active and inactive partitions, displays.
Step 2
To restart the system, click
Restart or, to stop the operation, click
Cancel.
If you click
Restart, the system restarts on the current
partition without switching versions.
Shut down system
Caution
Do not press the power button on the server to shut down the server
or to reboot the server. If you do, you may accidentally corrupt the file
system, which may prevent you from being able to reboot your server.
To shut down the system, follow Procedure 1 or Procedure 2.
Caution
This procedure causes the system to shut down.
Procedure
Perform one of the following:
Shut down the system from the
Cisco Unified Communications Operating System Administration window.
Navigate to
Settings > Version. The Version Settings window displays, which shows the software version on
both the active and inactive partitions.
Click
Shutdown to shut down the system, or click Cancel to stop the operation.
If you click
Shutdown, the system halts all processes and
shuts down.
Shut down the system using the CLI. Run the CLI command
utils system shutdown or the command
utils system restart.
For information on how to
run CLI commands, refer to the
Command Line Interface Reference Guide for Cisco Unifed Communications Solutions.
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