System of interconnected computers that share a central storage system and various peripheral devices such as a printers, scanners, or routers. Each computer connected to the system can operate independently, but has the ability to communicate with other external devices and computers.
Main or controlling computer connected to other computers or terminals to which it provides data or computing services via a network. It is similar to a server in a client-server architecture. In the modern peer to peer networking (such as networking over the Internet) every computer is a peer and also a host to every other computer connected to the network. The name reflects the biological relationship between a host and parasites.