The VMware Cloud Builder appliance uses designated protocol ports for communication. Inbound ports are used for access to and configuration of the VMware Cloud Builder appliance. The VMware Cloud Builder appliance uses the outbound ports to deploy and access the SDDC management components in this VMware Validated Design.

Table 1. VMware Cloud Builder Inbound Ports
Port Protocol Description
22 TCP SSH for appliance configuration, file transfer, and log monitoring
80/443 TCP VMware Cloud Builder user interface for automated SDDC deployment
9080 TCP VMware Cloud Builder APIs for automated SDDC deployment
Note: Restricted to localhost only.
Table 2. VMware Cloud Builder Outbound Ports
Port Protocol Description
22 TCP SSH to the SDDC management components
53 TCP/UDP DNS services
123 TCP NTP services
443 TCP APIs of the SDDC management components for automated deployment
902 TCP Automated deployment of the OVF files of the SDDC management components
9543 TCP VMware vRealize® Log Insight™ APIs for configuration during automated SDDC deployment

For information about the port requirements for each SDDC management component, see the appropriate VMware product documentation.