Transmitting Dtmf Digit Configuration - Yealink SIP-T2 Series Administrator's Manual

Administrator's Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
Topic

Transmitting DTMF Digit Configuration

Transmitting DTMF Digit Configuration
The following table lists the parameters you can use to configure the transmitting DTMF digit.
Parameter account.X.dtmf.type
Description It configures the DTMF type.
0-INBAND, DTMF digits are transmitted in the voice band.
1-RFC2833, DTMF digits are transmitted by RTP Events compliant to RFC 2833.
Permitted
2-SIP INFO, DTMF digits are transmitted by the SIP INFO messages.
Values
3-RFC2833 + SIP INFO, DTMF digits are transmitted by RTP Events compliant to RFC 2833 and the SIP
INFO messages.
Default 1
Web UI Account->Advanced->DTMF Type
Parameter account.X.dtmf.dtmf_payload
It configures the value of DTMF payload.
Description
Note: It works only if "account.X.dtmf.type" is set to 1 (RFC2833) or 3 (RFC2833 + SIP INFO).
Permitted
Integer from 96 to 127
Values
Default 101
Web UI Account->Advanced->DTMF Payload Type(96~127)
Parameter account.X.dtmf.info_type
It configures the DTMF info type.
Description
Note: It works only if "account.X.dtmf.type" is set to 2 (SIP INFO) or 3 (RFC2833 + SIP INFO).
1-DTMF-Relay
Permitted
2-DTMF
Values
3-Telephone-Event
Default 1
Web UI Account->Advanced->DTMF Info Type
Parameter features.dtmf.repetition
Description It configures the repetition times for the IP phone to send the end RTP Event packet during an active call.
Permitted
1, 2 or 3
Values
Default 3
Web UI Features->General Information->DTMF Repetition
Parameter features.dtmf.duration
Description It configures the duration time (in milliseconds) for each digit when a sequence of DTMF tones is played
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<MAC>.cfg
<MAC>.cfg
<MAC>.cfg
<y0000000000xx>.cfg
<y0000000000xx>.cfg