# Cullinan {% hint style="info" %} Cullinan is Read-Only. {% endhint %} Cullinan Financial Group provides payment-processing support and connectivity services. They help sites reliably route transactions between their POS systems, fuel controllers, and payment networks. They specialize in enabling secure card processing, managing host connections, and ensuring that prepaid and specialty card programs communicate correctly with the site’s payment infrastructure. ## Cullinan Acquirer Settings InComm Acquirer Settings configure the communication details the terminal uses to route prepaid and stored-value transactions through the InComm processing network.

Field/Button	Description
Network
FEP Enabled	Indicates whether Cullinan FEP processing is active for the site.
Agent ID	The unique identifier assigned to the site for Cullinan transaction routing.
POS Sequence Number	A counter used to track and order POS transactions sent through the Cullinan network.
Communication Options
IP/Domain Name	The server address the system uses to connect to the Cullinan host.
Port	The network port used for communication with the Cullinan host server.
Discard	Remove any changes made to this form.
Apply Changes	Save all changes made to this form.

## Cullinan FEP Parameters The FEP parameters for the Cullinan network define the transaction data the terminal must provide to the Cullinan host needed to authorize and process stored-value transactions.

Field/Button	Description
FEP Parameters
Failure Message - Cashier Display	Defines the error message displayed to the cashier when a transaction or FEP process fails.
Failure Message - Receipt	Defines the error message printed on the customer’s receipt when a transaction or FEP process fails.
Discard	Remove any changes made to this form.
Apply Changes	Save all changes made to this form.

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