User guide

Yealink IP Phones Auto Provisioning Guide
156
Parameter
Permitted
Values
Descriptions
Web Setting Path
Custom.
voice.tone.ring
String
It customizes the ringback tone.
The value format is Freq/Duration. For more
information on the value format, refer to the
parameter ―voice.tone.dial‖.
The default value is blank.
Note: It works only if the value of the
parameter ―voice.tone.country‖ is set to
Custom.
Settings->Tones->Ring Back
voice.tone.busy
String
It customizes the tone when the callee is busy.
The value format is Freq/Duration. For more
information on the value format, refer to the
parameter ―voice.tone.dial‖.
The default value is blank.
Note: It works only if the value of the
parameter ―voice.tone.country‖ is set to
Custom.
Settings->Tones->Busy
voice.tone.congestion
String
It customizes the tone when the network is
congested.
The value format is Freq/Duration. For more
information on the value format, refer to the
Settings->Tones->Congestion