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Value Range
•
0: Narrow Band
•
1: Wide Band
Default Value
1
4.27 DTMF Settings
DTMF_METHOD_n
For details about parameter names that include lower-case letters (e.g., "_n", "y", "x", or "m"), see
"4.2.1 Configuration File Parameters".
Value Format
INTEGER
Description
Specifies the method to notify the DTMF.
Value Range
•
0: RFC2833
•
1: Inband
•
2: SIP INFO
•
3: RFC2833 & SIP INFO
Note
•
RFC2833 refers to Outband DTMF.
•
Inband refers to Inband DTMF.
Default Value
0
Web User Interface Reference
OUTBANDDTMF_VOL
Value Format
INTEGER
Description
Specifies the volume (in decibels [dB]) of the DTMF tone using RFC
2833.
Value Range
-63–0
Default Value
-5
INBANDDTMF_VOL
Value Format
INTEGER
Description
Specifies the volume (in decibels [dB]) of in-band DTMF tones.
Value Range
-46–0
Default Value
-5
DTMF_SIGNAL_LEN
Value Format
INTEGER
Description
Specifies the length of the DTMF signal, in milliseconds.
Value Range
60–200
Default Value
180
4.27 DTMF Settings
294
Administrator Guide
Document Version: 2020-04