When NSX is upgraded from prior release to multi-tenancy supported NSX release (4.0.1.1/4.1.1) the existing configuration remains intact and there is no impact on the configuration or the functionality of the network objects.

NSX Advanced Load Balancer integration with NSX for deployments without multi-tenancy (NSX Project, NSX VPCs) will continue to function the same way without any change.

The following diagram shows the NSX object model with the multi-tenancy of NSX Projects.