MultiModemZPX User Guide | 4 AT Commands, | |
Command: | Data Calling Tone | |
Values: |
| n = 0 or 1 |
Defaults: |
| 0 |
Description: | ||
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| discrimination. |
| ||
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| discrimination. |
Command: | %A | Adaptive Answer Result Code Enable |
Values: |
| n = 0 or 1 |
Default: |
| 0 |
Description: |
| The %A command controls whether the DATA and FAX result |
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| codes will be sent by the modem. The modem must be in fax |
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| mode for this command to work. Also, the modem must be set |
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| to +FAA=1, which enables the modem to distinguish between |
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| a fax and a data call. When these commands are enabled, the |
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| modem sends DATA to the computer when it detects data tones, |
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| and FAX when it detects fax tones. These strings are used by |
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| some servers to select the appropriate communication program. |
| %A0 | Disables adaptive answer result codes. |
| %A1 | Enables adaptive answer result codes. |
Note: For descriptions of the +FAA= and other fax commands, see the
Command: | %B | View Numbers in Blacklist |
Values: |
| n/a |
Description: |
| If blacklisting is in effect, AT%B displays the numbers for |
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| which the last call attempted in the previous two hours failed. |
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| In countries that do not require blacklisting, the ERROR result |
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| code appears. |
Command: | %Cn | V.42bis Compression Control |
Values: |
| n = 0 or 1 |
Default: |
| 1 |
Description: | %C0 | Disable sV.42bis/MNP 5 data compression. |
| %C1 | Enables V.42bis/MNP 5 data compression. |
Command: | %En | Fallback and Fall Forward Control |
Values: |
| n = 0, 1, or 2 |
Default: |
| 2 |
Description: | %E0 | Disables fallback and |
| %E1 | Enables fallback, disables |
| %E2 | Enables fallback and |
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