

More information about configuring your license setup can be found here. Each Render Server needs a Render Node license in order to participate in Distributed Rendering. A Render Node license is not available.If you observe 3ds Max constantly appearing and then disappearing in the Windows Taskbar when V-Ray Spawner is launched, then most likely Backburner is not installed. To function properly, V-Ray DR requires Autodesk Backburner to be installed on each Render Server. Autodesk Backburner is not installed on the Render Server.This ensures proper communication between the Render Servers and the License Server. Incoming and outgoing communication should be allowed for V-Ray Spawner on TCP port 30304 on the Render Server. This ensures proper data exchange between the Workstation and the Render Server. Incoming and outgoing communication should be allowed for V-Ray Spawner on TCP ports 20204 (for CPU Rendering) and 20206 (for GPU Rendering) on the Workstation and Render Server machines.

Check if the following permissions are set correctly:

It starts a 3ds Max instance on the server machine that waits for render requests V-Ray DR spawner ( vrayspawner) is used in CPU distributed rendering.A Distributed Rendering Spawner must be running on each Render Server machine participating in Distributed Rendering A Distributed Rendering Spawner is a V-Ray instance waiting for render jobs.A Render Server is a machine, to which a Distributed Rendering job is submitted.A Workstation is a machine, from which a Distributed Rendering job is submitted.
