As I look over the research being presented at the Sigcomm HotSDN workshop this week, I am amazed at the activity the software-defined networking (SDN), network virtualization, and specifically, ...

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 it up ...

What is OpenFlow? OpenFlow is a programmable network protocol designed to manage and direct traffic among routers and switches from various vendors. It separates the programming of routers and ...

Over the past couple of years, software defined networking (SDN) has emerged as a strong alternative for IT operations in the areas of WAN, data center and overlay solutions. The primary benefit ...

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 open ...

Interop 2011 could have been called The OpenFlow Show. Vendors were hawking OpenFlow switches and controllers, and a lab demonstration on the show floor displayed the traffic management technique and ...

Can you program a network of multivendor switches and routers, all running different operating systems, command line interfaces and configuration routines, to work in concert when it comes to managing ...

HP has released updates to let 16 of its switches support OpenFlow software-defined networking technology, which could eventually allow businesses to reconfigure their networks more easily and provide ...

On the heels of my post about Cumulous Networks last week, I had a chance to chat with Stu Bailey, founder and CTO of Infoblox, about the future of networking, and specifically OpenFlow. Stu is ...

Over the past couple of years, software defined networking (SDN) has emerged as a strong alternative for IT operations in the areas of WAN, data center and overlay solutions. The primary benefit ...

How does OpenFlow work? The technology consists of three parts: flow tables installed on switches, a controller and a proprietary OpenFlow protocol for the controller to talk securely with switches.