The Control Plane Is a Control System

The modern control plane is a control system. One might think that goes without saying, but what&rsquo;s critical here is that this claim has theoretical content. When I say &ldquo;the control plane is a control system,&rdquo; this is not a metaphor (at least, no more than any other sentence is a metaphor). I&rsquo;m claiming that the language, theory, and results of a century of control systems…