# Interface Parameters

Configure interface parameters to request system services for Substation ES to access interfaces when required.

The configuration items that initialize and configure ESB Interface at startup are located in a PDS member. Those that describe Rendezvous or Enterprise Message Service messages and transaction input are located within a virtual storage access method (VSAM) file. Modify the following members according to your requirements:

- The`ADM` member

  Specifies the configuration of an Administration and Operations Interface.

- The `XFR` member

  Specifies the configuration of an ESB Interface.

- The`IMS` member

  Specifies the configuration of an IMS Interface for the transaction processing system.

- The `CICS` member

  Specifies the configuration of the CICS Interface for the transaction processing system.

- The `TCP` member

  Specifies the configuration of the TCP Interface for WebUI. You must edit those members to suit the requirements of a given site. For the configuration parameters and their values, see TIBCO Substation ES Installation.

- The `RED` member

  Specifies the configuration of the RED Interface for the CICS transaction processing system.

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