User's Manual

OPERATING THE TRANSCEIVER
USING ENCRYPTION
ENVOY™ TRANSCEIVER GETTING STARTED GUIDE 85
Adding a secure key
If you are permitted to add a secure key for a CES-128 or AES-256
encryptor, the transceiver automatically selects the next empty
secure index into which you can enter a secure key. You cannot
select the secure key index.
To add a secure key:
 If you are using a 2220 Handset or 2230 Desk Console, do
one of the following:
• From the main menu, select (General), then
(Secure).
• Hold
SEC.
 If you are using a 2221 Handset:
• From the main menu, select (Functions).
• Press or to scroll to the Secure Info function.
•Press (OK).
 Press or to scroll to the Edit Keys entry.
 Press .
 Press (Options), scroll to Add, then press
(Select).
NOTE: If all secure key indexes contain a key, Add
is not shown as an option.