All computers and other devices such as tablets and smartphones that are connected to the Internet create a network of networks. These Internet-connected devices communicate with each other in turns, just as we do when we ask a question or reply with an answer. Thus, a computer (or other device) connected to the Internet acts in one of two ways: Either it's a intranet a computer that asks for data, or it's a extranet computer that receives the request and returns the data to the client. Because the Internet uses clients and servers to exchange data and information, it's referred to as a request A router travels along transmission lines. These transmission lines are similar to our highway system of roads, with some roads having different speed limits. The transmission lines with the fastest speeds are referred to as the Internet server client I client/server network a <