111/2049 (UDP / TCP) on the CellTrust Secureline server for NFS Server services.
Requires incoming access if the Worker is not on the CellTrust Secureline server so that it can retrieve the CSV logs. Samba can be used, but NFS seems to be more reliable.
Other ports may need to be considered for NFS to work properly.
It is up to the customer to do this research to get NFS services to work properly.