L3Harris XL Extreme Series Operator's Manual page 129

7. In RPM2, select P25 OPTIONS  P25 OTAR/Keystores and set the following, referring to
the RPM2 online help as necessary:
a. Click Create to add a Keystore or edit the Default Keystore.
b. Check Enable OTAR Options.
c. Enter the OTAR Message Number Period (MNP) as defined by the System Administrator.
d. Enter the radio's Individual RSI (from the SLN Bindings Report).
e. Enter the KMF's RSI (from the SLN Bindings Report).
8. Program the Personality to the radio.
9. Run the Key Loader application.
10. Open the UKEK file loaded in step 4.
11. Select the Target Device type and click the Load button.
12. The Key Loader reads the target device's identifying information, retrieves a UKEK of the
proper algorithm type from the UKEK file, and downloads the UKEK to the target device at the
proper SLN and keyset with the proper key ID.
13. Click the button to exit the Key Loader application. New UKEKs are loaded and the radio is
now ready to accept TEKs via OTAR with the trunked radio network.
D.2.2 Load Keys Using Key Loader
Key Loader is part of Key Manager and can be used by the Crypto Officer or Technician to load
the keys into the radio.
Refer to the Key Loader online help if additional information is required when performing this
procedure.
1. Connect the radio to the PC using the USB programming cable.
2. Power on the radio, if not already.
3. Select Start  Harris Key Manager  Harris Key Loader.
4. At the Key Loader Welcome screen, click Next.
5. Select Load a Distribution Set into one or more devices.
6. Click Next.
7. Browse to the Key File and enter the password.
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