forms:
.
.so lib/vconn-active.man
+.IP "\fBnone\fR"
+Run without actively maintaining a connection to a remote OpenFlow
+controller. (See the \fB\-\-listen\fR option, under \fBNetworking
+Options\fR below, for another way to make OpenFlow connections to the
+switch.)
.
.PP
When multiple controllers are configured, \fBovs\-openflowd\fR
.SS "OpenFlow Options"
.TP
\fB\-\-datapath\-id=\fIdpid\fR
-Sets \fIdpid\fR, which must consist of exactly 16 hexadecimal digits,
+Sets \fIdpid\fR, which must consist of exactly 16 hexadecimal digits
+and may not be all-zero,
as the datapath ID that the switch will use to identify itself to
OpenFlow controllers.
.IP
.SS "Logging Options"
.so lib/vlog.man
.SS "Other Options"
+.so lib/unixctl.man
.so lib/common.man
.so lib/leak-checker.man
.
+.SH "RUNTIME MANAGEMENT COMMANDS"
+\fBovs\-appctl\fR(8) can send commands to a running
+\fBovs\-openflowd\fR process. The currently supported commands are
+described below.
+.SS "OVS\-OPENFLOWD COMMANDS"
+These commands are specific to \fBovs\-openflowd\fR.
+.IP "\fBexit\fR"
+Causes \fBovs\-openflowd\fR to gracefully terminate.
+.so ofproto/ofproto-unixctl.man
+.so lib/vlog-unixctl.man
+.
.SH "SEE ALSO"
.
.BR ovs\-appctl (8),