The Internet
This video presents the same text shown beside it, spoken and on screen. It adds nothing the text does not say.
State
The Internet is a network of networks — an interconnected set of nodes: hosts at the edge, routers in the core, numeric addresses naming every node.
Show
A message crossing town hops router to router like mail through sorting stations.
Watch for
One network of networks; the Web is a layer on it, arriving later.