Universal Render node 3.0 licenses are not limited to V-Ray 3 for Rhino which means they can be used with all V-Ray 3 products, such as V-Ray for 3ds max, Maya, SketchUp.
In V-Ray 3 for Rhino, a single render node license is engaged when working with V-Ray (editing materials or rendering). The standard Workstation license package contains one such license.
Each machine assigned to a distributed render job (beside the local machine) requires 1 additional render node license.
For additional questions, please contact firstname.lastname@example.org
V-Ray for Rhino QA