
56K Softmodem
Command Reference
- 75
Note:* Refers to notes or tables in the Microsoft specification.
Table 4-17: Call Setup Result Codes
Note:* Refers to Table 2 in the Microsoft specification.
Table 4-18: gstnModulationSchemeActive from 3.7.2/V.58
Note:* Refers to Table 6 in the Microsoft specification.
Code Definition Implemented
0 No previous call (modem log has been cleared since any previous call). X
1 No dial tone detected. X
2 Reorder signal detected. Network busy.
—
3 Busy signal detected. X
4 No recognized signal detected. X
5 Voice detected.
—
6 Text telephone signal detected (see V.18).
—
7 Data answering signal detected (e.g., V.25 ANS, V.8ANSam). X
8 Data calling signal detected (e.g., V.25 CT, V.8 CI).
—
9 FAX answering signal detected (e.g., T.30 CED, DIS).
—
A FAX calling signal detected (e.g., T.30 CNG).
—
B V.8 bis signal detected.
—
C—F Reserved.
—
Value
(hexadecimal)
Description Implemented
0 V.17.
—
1 V.21.
—
2 V.22.
—
3 V.22 bis.
—
4 V.23 constant carrier (1200/75).
—
5 V.23 switched carrier (half duplex).
—
6 V.26 bis.
—
7 V.26 ter.
—
8 V.27 ter.
—
9 V.29 HD.
—
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