(12.03-en) Devices Contacting the UMS to Download License Files
IGEL OS 12
For IGEL OS 12 devices, no additional channel is opened for the license transfer. An existing WebSocket (TCP 8443) is used.
IGEL OS 11 or Earlier
The devices have been informed by the UMS that license files are ready for download. Now, to fetch the license files from the UMS, the devices send an HTTPS request to the UMS Server. The UMS Server is listening on port 8443.
The following figure illustrates the communication between the devices and the UMS: