In an OpenFlow network, the various control plane functions of an L2 switch — Spanning Tree Protocol, MAC address learning, etc. — are determined by server software rather than switch firmware.

In an effort to accelerate the adoption of OpenFlow for software-defined networking, Big Switch Networks this week unveiled an open source-based "thin" virtual switch for servers and commodity ...

Providing control and applications for NoviWare’s dataplane, Lumina’s SDN Controller provides OpenFlow control to the data plane, while working with the network’s legacy routing software to ...