Yealink W53P

Administrator’s Guide for W60P/W53P/W41P DECT Phones
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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
[1]
<MAC>.cfg
Description
It configures the value of DTMF payload.
Note: It works only if “account.X.dtmf.type” is set to 1 (RFC2833) or 3 (RFC2833 + SIP INFO).
Permitted
Values
Integer from 96 to 127
Default 101
Web UI Account->Advanced->DTMF Payload Type(96~127)
Parameter
account.X.dtmf.info_type
[1]
<MAC>.cfg
Description
It configures the DTMF info type.
Note: It works only if “account.X.dtmf.type” is set to 2 (SIP INFO) or 3 (RFC2833 + SIP INFO).
Permitted
Values
1-DTMF-Relay
2-DTMF
3-Telephone-Event
Default 1
Web UI Account->Advanced->DTMF Info Type
Parameter features.dtmf.repetition <y0000000000xx>.cfg
Description It configures the repetition times for the IP phone to send the end RTP Event packet during an active call.
Permitted
Values
1, 2 or 3
Default 3
Web UI Features->General Information->DTMF Repetition
Parameter
features.dtmf.duration
[2]
<y0000000000xx>.cfg
Description
It configures the duration time (in milliseconds) for each digit when a sequence of DTMF tones is played
out automatically.
Note: If the time interval between two DTMF digits is less than this value, two or more same DTMF digits
could be identified as one DTMF digit. This may cause the loss of one or more DTMF digits. For example,
2662 may be identified as 262. If so, you can modify the value of this parameter to a little lower than the
default value.
Permitted
Values
Integer from 0 to
Default 100
Parameter features.dtmf.volume <y0000000000xx>.cfg
Description It configures the volume of the DTMF tone (in db).
Permitted
Integer from -33 to 0