Allied Telesis AT-S63 - Manual (Page 716)

Chapter 31: Encryption Keys
716 Section VII: Management Security
The key file name must include the “.key” extension. If you are unsure
of the file name, display the files in the switch’s file system by referring
to “Displaying System Files” on page 195.
10. Type 5 to select Import Key From File to import a key to the switch
from an external file.
The following message is displayed:
Key Import in Progress. Please wait...Done
After you receive this message, the key is added to the Key
Management database. See the Key Management menu in Figure 252
on page 706.
Returning to the Main Menu to save your changes is not necessary
with this procedure. This type of change is automatically saved by the
management software.