If the client is connecting from a trusted machine on a root port then
automatic authentication is allowed
c AUTOAUTH <username>\n
-s 200 Auth OK\n or 401 Auth Failure\n or 401 Untrusted\n
+s 200 Auth OK\n or 404 Bad Username\n or 401 Untrusted\n
=== Commands ===
--- Dispense an item ---