Yealink SIP-T21 E2 Administrator's Guide

Configuring Audio Features
899
Procedure
Configuration changes can be performed using the following methods.
Central Provisioning
(Configuration File)
<y0000000000xx>.cfg
Configure transfer via DTMF.
Parameters:
features.dtmf.replace_tran
features.dtmf.transfer
Web User Interface
Configure transfer via DTMF.
Navigate to:
http://<phoneIPAddress>/servlet?
p=features-general&q=load
Details of Configuration Parameters:
Parameters
Permitted Values
Default
features.dtmf.replace_tran
0 or 1
0
Description:
Enables or disables the IP phone to send DTMF sequences for transfer function when
pressing the Trans/Transfer soft key or TRAN/TRANSFER key.
0-Disabled
1-Enabled
If it is set to 0 (Disabled), the IP phone will perform the transfer as normal when pressing
the Trans/Transfer soft key or TRAN/TRANSFER key during a call.
If it is set to 1 (Enabled), the IP phone will transmit the designated DTMF digits to the server
for performing call transfer when pressing the Trans/Transfer soft key or TRAN/TRANSFER
key during a call.
Web User Interface:
Features->General Information->DTMF Replace Tran
Phone User Interface:
None
features.dtmf.transfer
String within 32
characters
Blank
Description:
Configures the DTMF digits to be transmitted to perform call transfer.
Valid values are: 0-9, *, #, A-D and E.
Example:

Yealink SIP-T21 E2 Specifications

General

Brand	Yealink
Model	SIP-T21 E2
Category	IP Phone
Language	English