Segment MSG: MESSAGE TYPE IDENTIFICATION
| Tag | MSG |
| Name | MESSAGE TYPE IDENTIFICATION |
| Func | To identify a message type and to give its class and maintenance operation. |
Elemente
| Element/Gruppe | No/Code | Beschreibung | Opt/Mand. |
|---|---|---|---|
| Gruppe | C709 | Identification of the message. | Mandatory |
| Element | 1507 | Code specifying a designated class. | Optional |
| Element | 4513 | Code specifying a maintenance operation. | Optional |
| Gruppe | C941 | Identification and/or description of a relationship. | Optional |