Communication between the UMS Console and the UMS server happens via HTTPS. By default, the UMS server listens for requests on TCP port 8443. The port can be changed in the UMS Administrator under Settings > GUI server port.
The port used by the UMS for internal TCP requests to the embedded database can be changed in the UMS Administrator under Settings > Database Port (Embedded DB). The default port is 1528.
The following figure illustrates the communication between the UMS components: