Call Parameters
| Standard Interface | Enhanced Interface | |
|---|---|---|
| Function Number | Must be 42 | |
| Data String | See the following table. | |
| Length | Must be 1 | Must be 4 |
| PS Position | NA | |
The calling data string can contain:
| Byte | Definition | |
|---|---|---|
| Standard | Enhanced | |
| 1 | 1 | 1-character short session ID of the host presentation space, or a blank or null indicating request for querying the host-connected session |
| 2–4 | Reserved | |