You can manage the vCenter Server from the vCenter Server Management Interface or from the vCenter Server shell.
For more information about managing vCenter Server, see vCenter Server Configuration.
|vCenter Server Management Interface||Use this interface to reconfigure the system settings. See Manage vCenter Server with the Management Interface.|
|vCenter Server shell||Use this command-line interface to perform service management operations on VMCA, VECS, and VMDIR. See Managing Certificates with the vSphere Certificate Manager Utility and Managing Services and Certificates with CLI Commands.|