Yealink SIP T2 Series Provisioning Manual page 103

Parameter
features.dtmf.hide_delay
features.dtmf.repetition
features.dtmf.replace_tran
Permitted
Descriptions
Values
If it is set to 1 (Enabled), the DTMF digits are
displayed as asterisks.
The default value is 0.
It enables or disables the IP phone to display the
DTMF digits for a short period before displaying
asterisks during an active call.
0-Disabled
0 or 1
1-Enabled
The default value is 0.
Note: It works only if the value of the parameter
"features.dtmf.hide" is set to 1 (Enabled).
It configures the repetition times for the IP phone to
send the end RTP Event packet during an active
1, 2 or 3
call.
The default value is 3.
It enables or disables the IP phone to send DTMF
sequences for transfer function when pressing the
Tran/Transfer soft key or TRAN/TRANSFER key.
0 or 1
0-Disabled
1-Enabled
If it is set to 0 (Disabled), the IP phone will perform
Appendix
Web Setting Path
Features->General
Information->Suppress DTMF Display
Delay
Features->General
Information->DTMF Repetition
Features->General
Information->DTMF Replace Tran
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