Describe the purpose of two types of OpenFlow messages (of your choosing) that are sent from a controlled device to the controller. Describe the purpose of two types of Openflow messages (of your choosing) that are send from the controller to a controlled device

Answer and explanation:

Purpose of two types of OpenFlow messages sent from a controlled device to the controller:

Flow-removed: these type of messages are used in order to notify the controller about flow table entry removal.Port-status: these type of messages are used in order to notify the controller about status changes of the port.

Discord1.on desktop, download the discord app and open it.2.click connections in the menu on the left.3.click spotify.4.a web page will open to connect. if you're not already logged into spotify on the device, you're directed to log in or sign up first.5.click okay to confirm.