What is Software-Defined Networking? Complete Guide
SDN, or software-defined network, is a new way to manage networking. Its goal is to make networking simpler by creating a programmable abstraction and separating the network control plane and data plane. The data plane is where packets are moved between end points, while the control plane determines how packets are routed. This layer is the most complex and includes many moving parts, and it is the most complex. Software-defined networking uses a centralized SDN controller to manage the network. The network administrator can manage network policies from a central controller without having to manage individual switches. In a software-defined…