Applications call CAPI_GET_PROFILE to retrieve capability information from
Type | Description |
2 bytes | number of installed controllers, least significant byte first |
2 bytes | number of supported |
4 bytes | Global Options (bit field): |
| [0]: internal controller supported |
| [1]: external equipment supported |
| [2]: Handset supported (external equipment must also be set) |
| [3]: DTMF supported |
| [4]: Supplementary Services (see Part III) |
| [5]: channel allocation supported (leased lines) |
| [6]: parameter B channel operation supported |
| [7]: Line Interconnect supported |
| [8]...[31]: reserved |
4 bytes | B1 protocol support (bit field): |
| [0]: 64 kbit/s with HDLC framing, always set. |
| [1]: 64 kbit/s |
| from the network |
| [2]: V.110 asynchronous operation with start/stop byte |
| framing |
| [3]: V.110 synchronous operation with HDLC framing |
| [4]: T.30 modem for fax group 3 |
| [5]: 64 kbit/s inverted with HDLC framing. |
| [6]: 56 kbit/s |
| from the network |
| [7]: Modem with all negotiations |
| [8]: Modem asynchronous operation with start/stop byte |
| framing |
| [9]: Modem synchronous operation with HDLC framing |
| [10]...[31]: reserved |
4 bytes | B2 protocol support (bit field): |
| [0]: ISO 7776 (X.75 SLP), always set |
| [1]: Transparent |
| [2]: SDLC |
| [3]: LAPD in accordance with Q.921 for |
| (SAPI 16) |
| [4]: T.30 for fax group 3 |
| [5]: |
| [6]: Transparent (ignoring framing errors of B1 protocol) |
| [7]: Modem error correction and compression (V.42 bis or |
| MNP5) |
| [8]: ISO 7776 (X.75 SLP) modified supporting V.42 bis |
| compression |
| [9]: V.120 asynchronous mode |
| [10]: V.120 asynchronous mode supporting V.42 bis |
| [11]: V.120 |
| [12]: LAPD in accordance with Q.921 including free SAPI |
| selection |
| [13]...[31]: reserved |
4