"OpenFlow technology has been used for years by researchers and
early adopters as a way to build software defined networks.
OpenFlow is now getting a major vote of confidence from HP with a
portfolio of at least 16 switches that will offer full support for
The move enables over 10 million switching ports that HP has
deployed in the field to run OpenFlow. The basic idea with OpenFlow
is that enterprises can connect multiple switches and even networks
together to create a flow. Multiple vendors including Juniper
Networks provide options for OpenFlow, though HP is the first Tier
1 vendor to offer full commercial support across a large footprint
of its installed base.