I tried setting up the Traefik Load Balancer to expose the on-prem server externally using the subdomain configuration.
I see this in /opt/clearml/logs/filerserver.log

[2024-12-11 15:20:09,439] [8] [WARNING] [urllib3.connectionpool] Retrying (Retry(total=239, connect=3, read=240, redirect=240, status=240)) after c
onnection broken by 'NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7ceb8bf3cf70>: Failed to establish a new connection: [Errno
 -2] Name or service not known')': /auth.login

And the attached screenshot in the browser