\fB-l\fR, \fB--listen=\fImethod\fR
Configures the switch to additionally listen for incoming OpenFlow
connections for switch management with \fBdpctl\fR. The \fImethod\fR
-must be given as one of the following passive OpenFlow connection
-methods:
+must be given as one of the passive OpenFlow connection methods listed
+below. This option may be specified multiple times to listen to
+multiple connection methods.
.RS
.TP