Software is useless without the correct physical connection. The DR3000 does not use a standard USB-B printer cable. You need a Motorola RKN4105A programming cable (or a high-quality aftermarket equivalent like the BTECH RPC-DR3000).
The configuration file for the DR3000 is known as a Codeplug. This binary file contains all the operational logic for the repeater. The CPS functions as a compiler and decompiler for this data, presenting a Graphical User Interface (GUI) to the user while managing complex hexadecimal data structures in the background.
If you have a fleet of DR3000 repeaters, you can program one, then use Clone (Tools > Clone) to copy the codeplug to others. You must still change the individual IP addresses and Unit IDs afterward.
This is the root-level configuration. Key parameters include: