Previous sections detailed the message fields, their use in various message types and the message delivery method. This section provides the final pieces of information you need to actually setup, test, certify and bring your system up live with your messages.
When you perform testing on the Payments Gateway system:
When testing is complete, messages are ready to be placed in a live production environment and the system is ready for operation.
The sandbox and live servers are virtually the same. The major differences are listed below.