Yealink SIP-T2 Series Administrator's Manual page 338

Administrator's Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
Values
Default Blank
Web UI Features->Audio->Redial Tone
Parameter account.X.dial_tone
Description It configures the dial tone for the IP phone.
0-Default (depend on the country tone by "voice.tone.country")
Permitted
1-440/250,0/250
Values
2-1000/250,0/250
Default 0
Parameter features.call.dialtone_time_out
It configures the duration time (in seconds) that a dial tone plays before a call is dropped.
Example:
features.call.dialtone_time_out = 30
Description
The IP phone will stop playing the dial tone after 30 seconds when on the dialing screen and then return
back to the idle screen.
If it is set to 0, the call is not dropped.
Permitted
0 to 65535
Values
Default 15
Parameter features.voice_mail_tone_enable
It enables or disables the IP phone to play a warning tone when it receives a new voice mail.
Description
Note: It works only if "account.X.display_mwi.enable" is set to 1 (Enabled).
Permitted
0-Disabled
1-Enabled
Values
Default 1
Web UI Features->General Information->Voice Mail Tone
Parameter features.send_key_tone
It enables or disables the IP phone to play a key tone when a user presses a send key.
Description
Note: It works only if "features.key_tone" is set to 1 (Enabled).
Permitted
0-Disabled
1-Enabled
Values
Default 1
Web UI Features->Audio->Send Tone
Parameter features.key_tone
Description It enables or disables the IP phone to play a key tone when a user presses any key on your phone keypad.
Permitted
0-Disabled
Values 1-Enabled
332
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<MAC>.cfg
<y0000000000xx>.cfg
<y0000000000xx>.cfg
<y0000000000xx>.cfg
<y0000000000xx>.cfg