User Manual

Table Of Contents
Crypto Menu
This sub-menu allows you to manage SIM card based End-to-End Encryption.
The End-to-End Encryption is used for:
Encryption of voice transmission in the DMO and TMO Modes.
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.
Setting Clear Call Alarm
When and where to use: Use this menu item to configure an alarm tone notifying about any clear
transmission.
Procedure:
1 From the home screen, press the MENU key.
2 Select Crypto MenuClear Call Alarm.
3 Select Simplex Calls or Duplex Calls.
4 Select one of the following:
Off – the alarm is disabled.
Single – the alarm sounds once at the beginning of a clear call.
Continuous – the alarm sounds periodically throughout a clear call.
Updating Encryption Keys
When and where to use: Use this menu item to update old or incorrect encryption keys.
Procedure:
1 From the home screen, press the MENU key.
2 Select Crypto MenuUpd Encr Keys.
3 Select Upd Group Key to start the update.
NOTICE:
You can update the encryption keys if the End-to-End Encryption is enabled. The keys cannot
be updated when the radio is in a call or in DMO.
Viewing OPTA
When and where to use: Use this menu item to view Operational Tactical Address (OPTA) providing
supplementary information about a subscriber's organization and operational role.
Procedure:
1 From the home screen, press the MENU key.
2 Select Crypto MenuShow OPTA.
Chapter 5: Main Menu
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