The following ports must be configured on any firewalls between the Remote Desktop Client computer, the Remote Desktop Gateway (RD Gateway) computer, and the DeltaV workstation. Keep in mind the direction is relative to the originating computer.
When using the Emerson Smart Firewall (such as between the RD Gateway and the DeltaV node) and when configuring the Windows Firewall on the DeltaV node, you can use the predefined rules that match the ports and direction.