Before performing a maintenance or unregistering a vCenter Server instance, you must disable the target vCenter Server instance. To provide its resources to virtual data centers in vCloud Director, you must enable the vCenter Server instance.


  1. From the main menu (Menu), select vSphere Resources.
  2. In the left panel, click vCenters.
  3. Click the radio button next to the name of the target vCenter Server instance, and click Enable or Disable.
  4. To confirm, click OK.