You can start network stretching and virtual machines migration only from tenant on-premise vCenter Server. With vCloud Director Extender tenants can preserve their current IP and MAC address scheme after the migration is complete. About Workload MigrationWith vCloud Director Extender, you can migrate your workload from an on-premise vCenter Server instance to the cloud provider environment. You can migrate virtual machines both when they are powered on or powered off depending on the available downtime. About Hybrid CloudWith Hybrid Cloud, you can stretch an L2 VPN network from the on-premise VDC to a network on the cloud provider side. Connect to the vCloud Director OrganizationsAfter you install the vCloud Director Extender, you can click on vCloud Director Extender icon and connect to different vCloud Director organizations.