What is an Overlay Network?

An overlay Network may be thought of as a Computer Network on pinnacle of another commUnity. All Nodes in an overlay commuNity are connected with one another by way of logical or Digital links and every of these Hyperlinks correspond to a course in the underlying community.

What Does Overlay Network Mean?

An Instance of an overlay network can be dispensed structures including patron-Server applications and Peer-To-Peer Networks. Such applications or networks act as the overlay networks because all nodes in those Packages and networks run on pinnacle of the net.

The most important uses of overlay networks can be determined in the telecom industry because virtual Circuit Switching equipment and Optical Fiber are to be had. In telecom agencies, IP Networks and telecommunication shipPing networks combine to Constitute the net and can be overlaid with one or extra optical fiber Layers, a Transport Layer and an IP or Circuit-Switching layers.

Another type of overlay community is the Resilient Overlay Network. It is an structure that permits disbursed Internet applications to Discover and get over disruption in connections and interference. The Resilient Overlay Network has a relatively simple architecture and may be deployed within the Form of nodes at extraordinary locations over the net.