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.

OpenFlow 2.0 doesn't exist yet, but Nick McKeown, Jennifer Rexford, and other researchers have crafted their vision of what it could be. It involves even more flexible switches that ...

That TCAM using software has been modified through either a HAL or some encoder like software algorithm to expand the width of the TCAM for OpenFlow lookups. Figure 1. 12-Tuples of headers ...

OpenFlow, managed by the Open Networking Foundation, is an open-source communications interface between the control and forwarding layers within an SDN architecture.Its supporters include most ...