I looked at this again. The doc really does not give the field names, other than to call it a hostname. There is mention of an editor, but not what the editor file name is called, or how to get the editor. There is no doc for the format of the XML fi...
I just installed the Linux Version 4.7.04056 and it always has an empty dropdown, despite signing on and off repeatedly. It does seem to remember the user-id. The system name is recorded in .anyconnect: <DefaultHostName>vpn.[myhost].com</DefaultHost...