Yealink SIP-T21 E2 Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
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Parameters
Permitted Values
Default
voice.tone.dialrecall
String
Blank
Description:
Customizes the call back tone.
The value format is Freq/Duration. For more information on the value format, refer to the
parameter “voice.tone.dial”.
Note: It works only if the value of the parameter “voice.tone.country” is set to Custom. If
you want to disable this warning tone, set it to 0.
Web User Interface:
Settings->Tones->Dial Recall
Phone User Interface:
None
voice.tone.info
String
Blank
Description:
Customizes the info tone. The phone will play the info tone with the special information, for
example, the number you are calling is not in service.
The value format is Freq/Duration. For more information on the value format, refer to the
parameter “voice.tone.dial”.
Note: It works only if the value of the parameter “voice.tone.country” is set to Custom. If
you want to disable this warning tone, set it to 0.
Web User Interface:
Settings->Tones->Info
Phone User Interface:
None
voice.tone.stutter
String
Blank
Description:
Customizes the tone when the IP phone receives a voice mail.
The value format is Freq/Duration. For more information on the value format, refer to the
parameter “voice.tone.dial”.
Note: It works only if the value of the parameter “voice.tone.country” is set to Custom. If
you want to disable this warning tone, set it to 0.
Web User Interface:
Settings->Tones->Stutter

Yealink SIP-T21 E2 Specifications

General

Brand	Yealink
Model	SIP-T21 E2
Category	IP Phone
Language	English