below).
.
.IP \(bu
-\fIlevel\fR must be one of \fBemer\fR, \fBerr\fR, \fBwarn\fR,
+\fIlevel\fR must be one of \fBoff\fR, \fBemer\fR, \fBerr\fR, \fBwarn\fR,
\fBinfo\fR, or
\fBdbg\fR, designating the minimum severity of a message for it to be
-logged. If it is omitted, \fIlevel\fR defaults to \fBdbg\fR.
+logged. If it is omitted, \fIlevel\fR defaults to \fBdbg\fR. See
+\fBovs\-appctl\fR(8) for a definition of each log level.
.RE
.
.TP