The SIP DTMF Trigger Detection and Notification functionality enables the to look for specific DTMF trigger patterns and to notify an external SIP entity when such patterns are detected. If a mid-call trigger is configured for a call, it is activated as soon as the call is connected. When the detects DTMF input matching the pattern criteria of the trigger, it sends the DTMF input in a SIP INFO message to the SIP call peer with content type application/ |
...
DTMF. The values are: To View |
...
DTMF TriggerOn the SBC main screen, go to Configuration > Profile Management > Category: |
...
...
...
DTMF Trigger window is displayed. |
Figure 1: Profile Management - Dtmf Trigger
...
 Image Added
To Edit |
...
DTMF Trigger To edit any of the |
...
DTMF Trigger in the list, click the radio button next to the |
...
specific DTMF Trigger name. The Edit |
...
Selected DTMF Trigger window is displayed below. |
Figure 2: Profile Management - Dtmf Trigger Edit Window
Image Removed
The following fields are displayed:
Table 1: DTMF Trigger
 Image Added
Parameter | Description |
|---|
Name
| Specifies the DTMF name. | State
| Specifies the administrative state of this |
|
...
DTMF trigger.
• disabled—Disables the DTMF trigger.
• enabled—Enables the DTMF trigger. | Pattern
| Indicates the pattern in digit-regular expression on which the should match. Multiple patterns can be strung together using "." If you do not enter a pattern value, S# is assumed to be the default. | Interdigit
Timeout
| Specifies the interdigit timer (maximum time between digits) in milliseconds. If 0 is specified, the timer is disabled. Must be 0 to 65535. The default value is 4000. | Longdigit
Duration
| Specifies the duration in milliseconds for a digit to be considered long. If 0 is specified, long digits are disabled. Must be 0 to 65525. The default value is 2000. |
Make the required changes and click Save at the right hand bottom of the panel to save the changes made.
|