A: Yes. That is the intended configuration for distributing load. Just ensure that the Headless Client's IP address is correctly entered into the headlessClients[] array in the main server's server.cfg .
Even after solving the authentication error, the Headless Client will not be effective unless your mission is properly configured to utilize it.
The HC needs to tell Steam which game it is. By default, it might not pass the correct AppID. arma 3 headless client steam authentication failed hot
Below is the definitive, long-form guide to diagnosing and fixing the issue.
If your Headless Client is being kicked immediately upon connection, try these high-priority solutions: A: Yes
Linux HCs have a different authentication mechanism. The error appears as "Unable to get steam auth ticket" .
When a Headless Client connects to a Dedicated Server (DS), the standard Arma 3 server rejects unverified connections. According to the official Bohemia Interactive wiki, a Headless Client is not automatically verified by Steam in the same way a standard client is. The server sees the connection attempt by the HC not as a Steam-authenticated player with a valid "ticket," but as a rogue script trying to inject itself. Even after solving the authentication error, the Headless
Add this to your HC launch line:
: Add battleyeLicense = 1; to the profile file being used by your Headless Client.
"Steam authentication failed | BattlEye: Client not responding"