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In large-scale virtualized environments, the vSphere Web Client is the standard graphical interface for managing licenses. However, when you need to automate, troubleshoot, or perform bulk operations, the command line becomes indispensable. For vCenter Server (both Windows-based and the vCenter Server Appliance - VCSA), several command-line interfaces allow you to view, add, assign, and remove license keys.
vim-cmd vimsvc/license --assign 12345-67890-abcde-fghij-klmno domain-c1234 /usr/lib/vmware-vcenter-license-service/scripts/license.py usage This shows how many CPU licenses are used by which hosts. B. Legacy ESXi Commands (via vCenter Shell) Even from vCenter's bash, you can execute commands that target ESXi hosts through the vCenter's proxy. However, direct ESXi licensing commands are now discouraged in favor of the license service. View Host's Current License Connect to the host's shell or use vim-cmd from vCenter:
tail -f /var/log/vmware/vcenter-license-service/license-service.log Check if already added: