You can install vCenter Single Sign On, upgrade Inventory Service, and upgrade vCenter Server separately to customize the location and configuration of the components.

Alternatively, you can install vCenter Single Sign On, upgrade Inventory Service, and upgrade vCenter Server together on a single host machine using the vCenter Simple Install option. This option is appropriate for small deployments. See Using Simple Install to Upgrade vCenter Server.

1

You can install or upgrade vCenter Single Sign-On in a basic, high availability, or multisite deployment.

2

The vSphere Web Client lets you connect to a vCenter Server system to manage an ESXi host through a browser.

3

After you install vCenter Single Sign-On, confirm that any vCenter Server administrators in existing Active Directory (AD) domains are recognized by Single Sign-On.

4

You can install or upgrade vCenter Single Sign On, vCenter Inventory Service, and vCenter Server separately to customize the location and configuration of the components.

5

Automatic replication of data between Single Sign-On sites is not supported in a multisite deployment. After you install or make a change to one of the Single Sign-On instances, you must perform a manual data export and import operation with a command-line tool.

6

You can upgrade vCenter Server separately after installing vCenter Single Sign On, and upgrading Inventory Service.