-\fIfacility\fR may be \fBsyslog\fR, \fBconsole\fR, or \fBfile\fR to
-set the levels for logging to the system log, the console, or a file
-respectively, or \fBANY\fR to set the logging levels for both
-facilities. If it is omitted, \fIfacility\fR defaults to \fBANY\fR.
+\fBsyslog\fR, \fBconsole\fR, or \fBfile\fR, to limit the log level
+change to only to the system log, to the console, or to a file,
+respectively.
+.
+.IP \(bu
+\fBoff\fR, \fBemer\fR, \fBerr\fR, \fBwarn\fR, \fBinfo\fR, or
+\fBdbg\fR, to control the log level. Messages of the given severity
+or higher will be logged, and messages of lower severity will be
+filtered out. \fBoff\fR filters out all messages. See
+\fBovs\-appctl\fR(8) for a definition of each log level.
+.RE
+.
+.IP
+Case is not significant within \fIspec\fR.