Yealink SIP-T2xP Auto Provisioning Manual page 117

Parameter
voice.jib.normal =
voice.tone.country =
Permitted Values
400 milliseconds) of jitter buffer.
The default value is 300.
It configures the normal delay (in
Integer from 0 to
milliseconds) of jitter buffer.
400
The default value is 120.
Custom, Australia,
Austria, Brazil,
Belgium, China,
Czech, Denmark,
Finland, France,
Germany, Great
Britain, Greece,
Hungary, Lithuania,
It configures the country tone for the phone.
India, Italy, Japan,
The default value is Custom.
Mexico, New
Zealand,
Netherlands,
Norway, Portugal,
Spain, Switzerland,
Sweden, Russia,
United States,
Chile, Czech ETSI
Descriptions
Max Delay
Settings->Voice-> JITTER BUFFER->
Normal
Settings->Tones-> Select Country
Appendix
Web Setting Path
107