An OpenFlow-like approach to networking was not really possible until recently, not just because the idea is novel, but because network hardware was not capable enough to handle traffic in this way.

2011 has been an exciting year for Openflow and software defined networking (SDN). Continuing my informal series on Openflow, I recently got the chance to have a conversation with Nicira CTO ...

OpenFlow - What Every Switch Product Manager Should Know - what does network virtualization, software-defined networking &SDN mean to you.

OpenFlow, the exciting new networking technology recently bursting out of academia and into industry, has generated considerable buzz since Interop Las Vegas 2011, ...

OpenFlow 2.0 doesn't formally exist yet, but one possible shape of the protocol — a more flexible take on packet switching — is starting to form.. A research paper outlines the idea and sums ...

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.

Big Switch Networks just launched a tool to allow OpenStack developers to more easily use open software defined networking tools to deployment of agile networking. The company's Floodlight, an ...

OpenFlow greatly augmented traditional routing protocols to accommodate core business requirements. The trouble with TCAMs. However, as the benefits of OpenFlow expanded in scope and capabilities ...

OpenFlow 1.4 improves the management of flows in multiple tables with sophisticated methods such as bundle messages, eviction and vacancy events, and synchronized tables among others.

Scaling OpenFlow deployments. Sudhir Modali, Pica8. SDN has great potential, but OpenFlow was initially limited by its dependence on expensive memory devices. New ASICs have changed all that. April 05 ...