There are four programs used in processing remotely and locally initiated requests.

• Handler
• Application Handler
• Pre-requester
• Requester

Two administrative tools are also available:

• An online CICS administrative tool for configuring and maintaining the TMA TCP for CICS gateway
• An administrative tool (BDWN) for terminating the four programs listed above

• The TMA TCP for CICS Handler
  
• The TMA TCP for CICS Application Handler
  
• The TMA TCP for CICS Pre-requester
  
• The TMA TCP for CICS Requester
  
• IBM TCP/IP Sockets Interface
  
• IBM TCP/IP Sockets for CICS Supplied Listener
  
• IBM User Maintained Tables (UMT)