Endpoint Management 6.03 UMS Articles UMS Communication Ports Current: UMS and Devices: Shadowing PDF Download PDF Download page UMS and Devices: Shadowing. Current page All pages UMS and Devices: Shadowing The UMS Console initiates a VNC session with the device. The standard port is 5900 (TCP); the port can be changed per session.The following figure illustrates the communication between the UMS Console and a device: ×