These handmade “buttons and lights” switch boxes connected terminals to the NPL network developed by packet-switching pioneer Donald Davies. NPL was a competitor to ARPANET.View Artifact Detail
Networking has transformed computers from stand-alone data-crunchers into the foundation of an unprecedented global community. Networking rests on a simple concept: getting computers to communicate with each other.
This requires a physical connection, like wires or radio links, and a common language (protocol) for exchanging data. Once these are in place comes the layer we see: information systems like the Web.