5.14.1 Enabling/Disabling SIM Card End-to-End Encryption
• Encryption of messages transmission in the TMO Mode.
• Encryption of messages transmission in the DMO Mode (the radio cannot be in call).
• Encryption of position data (GPS) transmission in the TMO and DMO Modes.
• Transfer of Operational Tactical Address (OPTA) in the TMO and DMO Modes.
• Management of encryption keys in the TMO Mode.
SIM Card End-to-End Encryption
5.14.1 Enabling/Disabling SIM Card End-to-End Encryption
Procedure Steps
1
From the home screen, press
MENU
key.
2
Select
Crypto Menu → Crypto Funct.
3
Select
Encryption On
to enable or
Encryption Off
to disable the End-to-End Encryption.
5.14.2 Setting Alarm Tone
When and where to use:
Use this menu item to turn on/off the Alarm Tone notifying about any clear transmission.
Procedure Steps
1
From the home screen, press
MENU
key.
2
Select
Crypto Menu → Clear CallTone
.
3
Select
Alarm Tone On
to enable or
Alarm Tone Off
to disable the Alarm Tone.
5.14.3 Updating Encryption Keys
When and where to use:
Use this menu item to update old or incorrect encryption keys.
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