.IP ignorenislike
If set to 'yes', then all records from the file beginning with the '+'
sign will be ignored. The default is 'no'.
-.IP authtype
-If an entry matches, the Auth-Type for the request will be set to the
-one specified here.
.IP format
The format of the fields in the file, given as an example line from
the file, with the content of the fields as the RADIUS attributes