Networks have gone through different design phases from a bus topology structure, where every network item appears in a straight line but topology, to a complex star or mesh topology using switches and routers to control the network.
The ethernet cable made the Internet possible, not directly of course. However, by having computers link up together in one room building the inevitable occurred, can you have computers link up across cities, states, or continents?
The Bright Hub guide to Ethernet Cables addresses and shows the different cabling options. You'll find information on how Ethernet has progressed over the years, and what are some advantages and disadvantages. The Guide provides tutorials, how to articles and guidance for this complex but important technology.