Yealink SIP-T48G Administrator's Manual page 415

the other party cannot hear you. If allow mute feature is disabled, you cannot mute an
active call.
Procedure
Allow mute can be configured using the configuration files or locally.
Configuration File <y0000000000xx>.cfg
Local Web User Interface
Details of Configuration Parameters:
Parameters
features.allow_mute
Description:
Enables or disables the IP phone to mute an active call.
0-Disabled
1-Enabled
Web User Interface:
Features->General Information->Allow Mute
Phone User Interface:
None
To configure allow mute via web user interface:
1. Click on Feature->General Information.
Configuring Basic Features
Configure allow mute feature.
Parameters:
features.allow_mute
Configure allow mute feature.
Navigate to:
http://<phoneIPAddress>/servlet?p=
features-general&q=load
Permitted Values
0 or 1
Default
1
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