Computer Science I have to VM's one is a server and one is a client. When I use nc -vkl 124 it opens and listens on that port. When I try to connect to the client VM it keeps saying connection refused. Do I need to also listen on port 124 on the client VM? when i run nc -vkl 124 on the Client and the Server VM's I am able to connect the client VM. I am running Centos 7 in linux

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Network transmission cabling

A network is a collection of devices connected by communication links. A device can be a computer or any instrument capable of sending and receiving data or information formed by other nodes toward the network. A channel that connects people or things is known as a network. It sends the data from one place to another. It is the basic concept of a computer, network, and data communications.