Viewing Air Encryption State; Air Encryption Key Deletion; K Validity - Motorola MTP850 FuG Ausführliche Bedienungsanleitung

In the TMO Mode, when Air Encryption is enabled on you radio but cannot be supported due to an infrastructure
failure, the following icon appears on the display: .
When encryption is not available in the DMO Mode, the radio displays: .
This menu item allows you only to view air encryption state.
Status Icons

5.6.2.1 Viewing Air Encryption State

Procedure Steps
1 From the home screen, press MENU key.
2 Select Security → AirEncrypt.
3 Your radio displays:
a. Air Encryption Is Off.
b. Air Encryption Is On.

5.6.2.2 Air Encryption Key Deletion

Please check with your service provider whether the radio is provided with Air interface encryption keys. You can
delete the Air interface encryption keys from the radio by entering the following sequence: **00##.
• It takes a minute for this feature to delete all the encryption keys from the radio. During this time,
do not remove the battery.
• Deletion is performed in idle TMO/DMO or Emergency Operation.
Using this feature will disable the radio, and your service provider will need to reenable the radio.

5.6.3 K Validity

K (Key) is a secret key the infrastructure uses to authenticate the radio in the system. It is part of the authentication
that provides service confidentiality between your radio and the system.
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5.6.2.1 Viewing Air Encryption State
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