Yealink SIP-T4X, Administration Manual

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Administrator’s Guide for SIP-T4X IP Phones
280
If it is set to 1 (Enabled), the IP phone will
perform an audible indicator when receiving a
new incoming call during a call.
Note: It works only if the parameter
“call_waiting.enable” is set to 1 (Enabled).
Format Boolean
Default Value 1
Range
Valid values are:
0-Disabled
1-Enabled
Example call_waiting.tone = 1
Parameter-
auto_redial.enable
Configuration File
<y0000000000xx>.cfg
Description
Enables or disables the IP phone to
automatically redial the called number when it
is busy.
If it is set to 1 (Enabled), the IP phone will dial
the previous dialed out number automatically
when the dialed number is busy.
Format Boolean
Default Value 0
Range
Valid values are:
0-Disabled
1-Enabled
Example auto_redial.enable = 1
Parameter-
auto_redial.interval
Configuration File
<y0000000000xx>.cfg
Description
Configures the interval (in seconds) for the IP
phone to wait between redials.
The IP phone redials the dialed number at
regular intervals till the callee answers the
call.