Yealink T5 Series Administrator's Guide

Audio Features
295
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 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 300
Default 100
Parameter features.dtmf.volume <y0000000000xx>.cfg
Description It configures the volume of the DTMF tone (in db).
Permitted
Values
Integer from -33 to 0
Default -10
[1]
X is the account ID. For T58V/T58A/T56A, X=1-16; for CP960, X=1.
[2]
If you change this parameter, the phone will reboot to make the change take effect.
Suppress DTMF Display
Suppress DTMF display allows the phones to suppress the display of DTMF digits during an active call. DTMF digits are
displayed as “*” on the phone screen. Suppress DTMF display delay defines whether to display the DTMF digits for a
short period of time before displaying as “*”.
Topic

Yealink T5 Series Specifications

General

Brand	Yealink
Model	T5 Series
Category	IP Phone
Language	English