In a software-defined network, the data plane handles packets under the direction of a control plane, but the controllers are just applications that can run on standard x86 hardware. SDN controllers use a standard protocol (OpenFlow) to communicate with data plane devices. Other specialized network appliances -- like firewalls and load balancers -- that get recast as SDN applications also run on standard x86 hardware using the SDN controller to get the data plane devices to do what they need to do.
A testator must be of sound mind when making a will. In part to ensure that a testator is of sound mind, states require that the signing of a will be witnessed by multiple persons. A testator also should be making the will without duress and free of coercion from other persons.
What is a knock sensor and where is it located? A knock sensor, also referred to as a detonation sensor, works like a tuned microphone to pick up pinging or knocking in the engine. The sensor sends a signal to the carâs computer, which can adjust the ignition timing in response, to keep the engine running smoothly.