OpenFlow 1.0 vs 1.3
You might be wondering about the difference between OpenFlow 1.0 vs. 1.3, and what happened to OpenFlow 1.2. OpenFlow 1.0 represents the very first effort to introduce the concept of programmable flow in switches to the world. It includes a limited subset of switch-matching and action functions, but many in the industry do not consider OpenFlow 1.0 to include sufficient features for production networks. It is really about the introduction of the concept and showing the potential of the technology to the industry. The concept was well received by the industry, and the standard makers were quick to start working on iterations of the specification, such as version 1.1 and 1.2. However, hardware implementation of a technology ...
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