CLI= "Utils System Restart"
HTTP = 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. "
Will these two methods only restart the server that you are logged into or will it restart the cluster?
Just the box you are connected to specifically
"Seek it out and ye shall find "