Where the agent is installed separately from the SUT. To start the agent on Linux run the agent program locally in the agent directory.
$./agent Initializing HammerDB Metric Agent 5.0 HammerDB Metric Agent active @ id 15224 hostname ubuntu22 (Ctrl-C to Exit)
On Windows double-click on agent.exe in the agent directory.
On both Windows and Linux your Firewall configuration should permit communication between the hosts where the agent and the display are running.
A window will open indicating the id that the agent is listening on. Pressing Ctrl-C or closing the window will close the agent.