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 switches from underlying ...

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 ...

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 ...

OpenFlow now accommodates multiple forwarding tables, but how do the controller and switch agree on what those tables are supposed to do? Enter Table Type Patterns (TTP), an ONF Since its inception, ...

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 ...

Chip maker Broadcom has announced a new specification along with software and APIs to improve the performance of OpenFlow switches and to make it easier for hardware vendors to build products.

This network traffic-handling technology could have a major impact on the way the cloud is deployed and operated. Everything that’s "news" isn't relevant, as we all know, and when you have something ...

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.