To register NSX-T Data Center network resources for vCloud Director to use, add an external network backed by a tier-0 logical router.


  1. Create a tier-0 logical router.
    • Create the tier-0 router in NSX-T Manager.
      1. Log in with administrative privileges to the NSX-T Manager instance.
      2. Click Networking, click Tier-0 Gateways, and click Add Tier-0 Gateway.
      3. Enter a name for the Tier-0 router.
      4. Select a High Availability mode.
        Note: By default, the active-active mode is used. In the active-active mode, the traffic is load balanced across all members. In active-standby mode, the traffic is processed by an elected active member. If the active member fails, a new member becomes active.
      5. Select an existing NSX-T Edge cluster from the drop-down menu to back this tier-0 logical router, and click Save.
    • Create the tier-0 logical router by using the NSX Policy API.
  2. Log in to the vCloud Director Service Provider Admin Portal.
  3. From the main menu (Menu), select Cloud Resources.
  4. In the left pane, click External Networks and click New.
  5. Select NSX-T Resources (Tier-0 Router), select a registered NSX-T Manager to back the network, and click Next.
  6. Enter a name and, optionally, a description for the new external network.
  7. Select a tier-0 router to connect to the external network, and click Next.
  8. Configure at least one subnet and click Next.
    1. To add a subnet, click Add.
    2. Enter the network Classless Inter-Domain Routing (CIDR) settings.
    3. (Optional) Enter the DNS settings.
    4. Configure a static IP pool by adding at least one IP range or IP address.
    5. Click OK.
    6. (Optional) To add another subnet, repeat steps Step a to Step e.
  9. Review the network settings and click Finish.

What to do next

Use the tier-0 router to create an uplink to the external network.