Architecting Tenant Networking with NSX in vCloud Director : IP Address Management and Routing : 5.2 Customer Address Assignment
   
5.2 Customer Address Assignment
The assignment of addresses for consumption by workloads in the Org VDC networks “customer” (provided by either the customer or the provider) takes place in one of three main ways. Two of these involve vCloud Director configuring the address onto the VM during its creation, while the third allows the VM’s guest operating system (OS) to be built without an IP address and to request one at boot time. Each method is described in the following sections.