| Field | Key | Data Element | Type | Offset | Leng | Decimals | Check Table | Text |
|---|---|---|---|---|---|---|---|---|
| SYSTEMID1 | X | TTET_SYSTEM_ID_1 | CHAR | 0 | 32 | 0 | TTE Calling System Identifier | |
| SYSTEMID2 | X | TTET_SYSTEM_ID_2 | CHAR | 32 | 32 | 0 | TTE Calling System Identifier 2 | |
| USAGE_EX | X | TTET_USAGE_EX | CHAR | 64 | 20 | 0 | External Usage | |
| USAGE_INT | TTET_USAGE | NUMC | 84 | 3 | 0 | Product Usage Indicator |