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Air Interface encryption provides service confidentiality
between your MTM800E operating in Direct Mode and
another terminal or a group of terminals operating in Direct
Mode.
You can change the current key, if the key change operation
is allowed by your Service Provider.
To change the key, if not in a call, select Next. The display
will show the following message: Change to version...
•Select Yes to change the key. Key version changed
display will appear.
•Select No to leave the key. Key version display will
appear.
Covert Mode
From the main menu, select Security
> Covert Mode.
Set Covert Mode to On
Select On. All tones are set to off, and the backlight and the
LED are disabled immediately. The group audio is routed to
the earpiece.
Set Covert Mode to Off
Select Off. All settings for tones, backlight and audio are
restored. The LED is enabled and the message Covert
Mode Off is shown.
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