This server offers internal services needed by terminal handlers during user connection and disconnection phases.

It offers internal message oriented services such as connect and disconnect:

• connect is in charge of various initialization tasks such as attributing the user Session ID and Terminal_ID.
• disconnect manages the disconnection final tasks.

  It also offers a few classical CICS transactions:

• CESN: the Sign oN transaction
• CESF: the Sign ofF transaction
• CSGM: the Good Morning transaction (default Good Morning transaction)

It also publishes an internal transaction, authfail used by the handler in case of authentication error.

Theses servers are conversational in order to manage CICS transactions CESN, CESF.

This server must be unique in a CICS Runtime system.