Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series IP Phones
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Note: It works only if “features.dtmf.hide” is set to 1 (Enabled).
Features->General Information->Suppress DTMF Display Delay
Transfer via DTMF
Call transfer is implemented via DTMF on some servers. The IP phone sends specified DTMF digits to the
server for transferring calls to third parties.
Topic
Transfer via DTMF Configuration
Transfer via DTMF Configuration
The following table lists the parameters you can use to configure the transfer via DTMF.
features.dtmf.replace_tran
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-Disabled, the IP phone will perform the transfer as normal when pressing the
Tran/Transfer soft key or TRAN/TRANSFER key during a call.
1-Enabled, the IP phone will transmit the designated DTMF digits to the server for
performing call transfer when pressing the Tran/Transfer soft key or
TRAN/TRANSFER key during a call.
Features->General Information->DTMF Replace Tran
It configures the DTMF digits to be transmitted to perform call transfer. Valid values
are: 0-9, *, # and A-D.
Example:
features.dtmf.transfer = 123
Note: It works only if “features.dtmf.replace_tran” is set to 1 (Enabled).
String within 32 characters
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