The answer would have to be WAN (Wide Area Network) DUH!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
More like a "cloud" or "mesh" of networks. It is a system of routers and servers across the world.
The Learning Channel.
Size, shape, position, colour and contents should do fine.
Protocols describe how nodes of a network communicate with each other.