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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Handset/Headset/Speakerphone Mode
Yealink IP phones support three ways to place/answer a call: using the handset, using the
headset or using the speakerphone. You can disable the least frequently used audio device as
required.
Procedure
Handset/headset/speakerphone mode can be configured using the configuration files.
Central
Provisioning
(Configuration File)
<y0000000000xx>.cfg
Configure the speaker mode.
Parameter:
features.speaker_mode.enable
Configure the handset mode.
Parameter:
features.handset_mode.enable
Configure the headset mode.
Parameter:
features.headset_mode.enable
Details of the Configuration Parameters:
Parameters
Permitted Values
Default
features.speaker_mode.enable
0 or 1
1
Description:
Enables or disables the phone’s audio speakerphone.
0-Disabled
1-Enabled
Note: It is not applicable to CP860/CP920 IP phones.
Web User Interface:
None
Phone User Interface:
None
features.handset_mode.enable
0 or 1
1
Description:
Enables or disables the phone’s handset.

Yealink SIP-T21 E2 Specifications

General

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