The stage is set for SDN (software-defined networking) to change the way we push data through our infrastructures, with the promises of more agile network provisioning and management, as well as more affordable network hardware. But for many, the SDN concept is still amorphous. What does SDN look like in practice?
To shed light on this question, I sat down with a few Dell Networking S6000 switches running Cumulus Linux 2.2.1. There are many approaches to an SDN solution, but one of the most significant is the advent of white-box switches and à la carte switch firmware. This is the essence of the solution offered by Cumulus Networks.
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