STAR-CCM+ can take advantage of different network devices installed between cluster nodes. A list of supported devices includes:
Different network hardware can be selected with the command line by specifying the respective MPI driver and options:
-mpidriver <MPI driver><:driver options>
The <driver options> portion of the command line permits you to incorporate options that you want to add, depending on your use of the MPI application and the machine(s) on which you are running STAR-CCM+. However, these options should be added only by a support person or someone with expert knowledge of the MPI application.