Updating Encryption Keys; Setting Opta Filter; Starting Crypto Registration; Setting Dmo Encryption Mode - Motorola MTP3250 Feature User Manual

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Chapter 4: Main Menu
• To disable the alarm, select Off.
• To enable the alarm to ring once at the beginning of a clear call, selectSingle.
• To enable the alarm to ring periodically throughout a clear call, select Continuous.
4.18.3

Updating Encryption Keys

When and where to use:The Updating Encryption Keys menu is used to update old or incorrect
encryption keys.
Procedure:
1 From the home screen, press the Menu key.
2 Select Crypto Menu→Upd 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 Direct Mode Operation
(DMO).
4.18.4

Setting OPTA Filter

When and where to use: Use this menu item to define which characters are masked when the OPTA
name is displayed.
Procedure:
1 From the home screen, press the Menu key.
2 Select Crypto Menu→OPTA Filter.
3 Highlight check boxes using the Navigation keys and press Select to set which characters are
masked when the OPTA name is displayed.
4 Press Done to confirm the changes.
4.18.5

Starting Crypto Registration

Prerequisites: Ensure that your radio is not in an active call or in Direct Mode Operation (DMO).
Procedure:
1 From the home screen, press the Menu key.
2 Select Crypto Menu→Crypto Registr.
3 Select Start Registr to start the registration.
4.18.6

Setting DMO Encryption Mode

Procedure:
1 From the home screen, press the Menu key.
2 Select Crypto Menu→DMO Encr Mode.
3 Enable the required mode by selecting one of the following options:
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