.de IQ
.  br
.  ns
.  IP "\\$1"
..
.IP "\fB\-O \fR[\fIversion\fR[\fB,\fIversion\fR]...]\fR"
.IQ "\fB\-\-protocols=\fR[\fIversion\fR[\fB,\fIversion\fR]...]\fR"
Sets the OpenFlow protocol versions that are allowed when establishing
an OpenFlow session.
.
.IP
The following versions are considered to be ready for general use.
These protocol versions are enabled by default:
.
.RS
.IP \(bu
\fBOpenFlow10\fR, for OpenFlow 1.0.
.RE
.
.IP
Support for the following protocol versions is provided for testing
and development purposes.  They are not enabled by default:
.
.RS
.IP \(bu
\fBOpenFlow11\fR, for OpenFlow 1.1.
.
.IP \(bu
\fBOpenFlow12\fR, for OpenFlow 1.2.
.
.IP \(bu
\fBOpenFlow13\fR, for OpenFlow 1.3.
.RE