Call Parameters
| Standard Interface | Enhanced Interface | |
|---|---|---|
| Function Number | Must be 105 | |
| Data String | See the following table | |
| Length | Normally 4–63 | Must be 68 |
| PS Position | NA | |
The calling data string can contain:
| Byte | Definition | |
|---|---|---|
| Standard | Enhanced | |
| 1 | 1 | A 1-character presentation space short name (PSID) |
| 2–4 | Reserved | |
| 2 | 5 | A change request option; select:
|
| 3–63 | 6–66 | An ASCII string of 2 to 61 bytes including a terminator byte. The ASCII string must end with a NULL character. This string must contain at least one non-NULL character followed by a NULL character. |
| 67–68 | Reserved | |