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| Chapter 5 – AT Commands, |
Command: | +PQC=n | Quick Connect Control | |
Values: | n = 0, 1, 2, or 3 | ||
Default: | 3 |
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Description: | Controls the V.92 shortened Phase 1 and Phase 2 startup procedures (Quick Connect). | ||
| When line conditions are stable, quick connect results in shortened connect times; however, | ||
| significant fluctuation in line conditions from call to call can result in longer connect times, in | ||
| which case it may be advisable to disable quick connect. | ||
| +PQC=0 | Enables Short Phase 1 and Short Phase 2 (Quick Connect) | |
| +PQC=1 | Enables Short Phase 1 | |
| +PQC=2 | Enables Short Phase 2 | |
| +PQC=3 | Disables Short Phase 1 and Short Phase 2 | |
| +PQC=? | Displays the allowed values | |
| +PQC? | Displays the current value | |
Command: | +VCID=n | Caller ID Selection | |
Values: | n = 0, 1, or 2 | ||
Default: | 0 |
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Description: | Enables Caller ID detection and configures the reporting and presentation of the Caller ID | ||
| data that is detected after the first ring. The reported data includes the date and time of the | ||
| call, the caller's name and number, and a message. Set S0=2. | ||
| +VCID=0 | Disables Caller ID | |
| +VCID=1 | Enables Caller ID with formatted data | |
| +VCID=2 | Enables Caller ID with unformatted data | |
| +VCID=? | Displays the allowed values | |
| +VCID? | Displays the currrent value | |
Command: | +VDR=x, y | Distinctive Ring Report | |
Values: | x = 0, 1 Distinctive Ring report control. See description. | ||
| y = | Minimum ring interval in 100 ms units. See description. | |
Default: | 0, 0 |
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Description: | Enables reporting of ring cadence information to the DTE and specifies the minimum ring | ||
| cadence that will be reported. |
The report format is one line per silence period and one line per ring period. The length of the silence period is in the form DROF=number in units of 100 ms<CR><LF>, and the length of the ring is in the form DRON=number in units of 100 ms<CR> <LF>. The modem may produce a Ring event code after the DRON message if enabled by the y parameter. The y parameter must be set to a value equal to or smaller than the expected ring cadence in order to pass the report to the DTE.
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| +VDR=0, n/a | Disables Distinctive Ring cadence reporting. |
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| +VDR=1, 0 | Enables Distinctive Ring cadence reporting. Other call progress result codes |
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| (including RING) are reported as normal. |
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| +VDR=1, >0 | Enables Distinctive Ring cadence reporting. The RING result code is reported after |
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| the falling edge of the ring pulse (i.e., after the DRON report). |
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| +VDR=? | Displays the allowed values. |
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| +VDR? | Displays the currrent value. |
Command: | #CBAn | Callback Attempts | |
Values: |
| n = |
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Default: |
| 4 |
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Description: |
| Sets the number of callback attempts that are allowed after passwords have been | |
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| exchanged between modems. | |
Command: | #CBDn | Callback Delay | |
Values: |
| n = |
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Default: |
| 15 |
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Description: |
| Sets the length of time (in seconds) that the modem waits before calling back the remote | |
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| modem. |
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SocketModem Global MT5634SMI Developer’s Guide | 38 |