- On-lineOpen or Close
The SELECT System® Union Pay On-Line Gateway enables:
- the link with Union Pay to be managed
- sending and receiving authorisation requests to and from Union Pay.
It can act as a buyer and as an issuer, depending on the associated specifications.
- Off-lineOpen or Close
The SELECT System® Union Pay Off-Line interface offers the following functionalities:
- preparing and formatting outgoing files to be sent to Union Pay
- receiving incoming files from Union Pay
- sub-transactions (e.g. chargeback, messages, etc.), incorporation.