Crypto Menu; Enabling Or Disabling Sim Card End-To-End Encryption; Setting Clear Call Alarm - Motorola MTP3250 Funktionsbenutzerhandbuch

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Chapter 4: Main Menu
4.18

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.
4.18.1

Enabling or Disabling SIM Card End-to-End Encryption

Prerequisites:
• Ensure that the SIM card is inserted in the radio.
• The radio is not in an active call.
• You cannot press the PTT button.
See SIM Card End-to-End Encryption on page
Procedure:
To enable/disable SIM Card End-to-End Encryption, use one of the following ways:
• Press a One-Touch Button ascribed to enabling/disabling SIM Card End-to-End Encryption.
• From the home screen, press Menu → Crypto Menu → Crypto Function. Select
Encryption On to enable or Encryption Off to disable encryption.
Your radio displays prompts indicating your current encryption state: an appropriate status icon
and Encryption On or Encryption Off message.
4.18.2

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 Menu → Clear 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.
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