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In this section: |
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Use this screen to configure DTMF digit detection attributes for a Digit Profile. To View and Edit |
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DTMF DetectOn the SBC main screen, go |
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Profiles > Digit Profiles |
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> DTMF Detect. Select the desired Digit Profile from the drop-down list to view its respective |
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DTMF Detect parameters. The |
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DTMF Detect window is displayed. |
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Profile Management - Digit Profiles - |
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DTMF Detect  Image Modified
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The following fields are displayed:
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DTMF Detect Parameters | Parameter | Length/Range | Description |
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| Min Power |
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| -45 dBm to -25 dBm | The minimum power level (in dBm |
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Default = -45. | | Min On Duration |
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25 to 80 ms | The minimum tone duration (in milliseconds |
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) for digit detection. The value must be in increments of |
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5 ms. Default = 35. | | Min Off Duration | 25 to 80 ms | Specifies minimum tone duration in milliseconds required for digit detection. The value must be in increments of 5ms. |
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Default = 25. | | Frequency Range | N/A | Specifies frequency tolerances for digit detection. The value represents accept and reject ranges. Frequencies detected within the |
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acceptable range will result in digit detection. Frequencies detected outside the reject range will not result in digit detection. |
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- Narrow
- Medium (default)
- Wide
- Wider
| | Twist Cutoff | | Specifies the ratio of high group power to low. Twist ratios below the twist cutoff will result in digit detection. Twist ratios above the twist cutoff will result in digit rejection. |
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applies to DTMF digit detection only. |
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Make the required changes and |
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