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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Condition
Description
Ring Back
Ring-back tone
Busy
When the callee is busy
Congestion
When the network is congested
Call Waiting
Call waiting tone (For more information on call
waiting, refer to Call Waiting)
Dial Recall
When receiving a call back
Info
When receiving a special message
Stutter
When receiving a voice mail (For more information
on voice mail tone, refer to Voice Mail Tone)
Message
When receiving a text message (For more
information on text message, refer to Short Message
Service (SMS))
Auto Answer
When automatically answering a call (For more
information on auto answer, refer to Auto Answer)
Procedure
Tones can be configured using the following methods.
Central Provisioning
(Configuration File)
<y0000000000xx>.cfg
Configure the tones for the IP
phone.
Parameters:
voice.tone.country
voice.tone.dial
voice.tone.secondary_dial
voice.tone.ring
voice.tone.busy
voice.tone.congestion
voice.tone.callwaiting
voice.tone.dialrecall
voice.tone.info
voice.tone.stutter
voice.tone.message
voice.tone.autoanswer
Web User Interface
Configure the tones for the IP
phone.
Navigate to:

Yealink SIP-T21 E2 Specifications

General

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