I'm looking for technical details how the player can be identified by the server. Is there anything else then IP and/or name? Is there something like a unique ID?
I'm trying to solve this problem: https://forums.plex.tv/discussion/294910/multiple-simultaneous-streaming-running-stream-stops-when-a-second-stream-starts
A cloned ID within the RasPlex image may be the answer for this issue.