Overview:
If a merchant will be going Direct to Processor and not using a Gateway, the system will need the gateway set to "Prevent VerificationPAX". This will prevent the system from trying to connect to a processor for credit card processing for authorization/approval. . Under hardware settings on the device, enter the IP address.
When adding new gateways or modifying existing, select Prevent Verification" PAX from the gateway options in the drop down.