1. already answered
NoMachine version: 6.11.2_1
Windows 10 Enterprise for client
Linux Centos 7.4 for server
2. mouse and keyboard will work initially for a few minutes. Then when you try to use either input device terminals start closing and then the connection closes
3. I don’t close the session it closes on its own.
4. I see the peel, but once terminals start closing no inputs work to open it.