Access List
From APRSWiki
The Serial Console Command for this is:
AUTHLIST +/‐<callsign>
Displays or changes the list of callsigns authorized for remote access.
+callsign adds a callsign to the list, ‐callsign removes a callsign from the list, and ʹnoneʹ erases the entire list. Up to six callsigns can be stored.
