Message text formats

Most VTAM® messages are preceded by an identifier, as illustrated in Figure 1. Unformatted system services (USS) messages that have been coded by the user might or might not have identifiers.

Figure 1. Sample message format
Diagram that shows the message format. A message consists of an identifier as the first part and a piece of text as the second part.

See Message routing and suppression for additional information on message formats and message format differences.

Parent topic: Introduction