The term “internetwork” originally described a set of interconnected networks—a network of networks. The global Internet, the largest and best-known computer network, is no different—it is a network of networks. Because the Internet is a network of networks, no one owns the Internet. Each network that makes up the Internet is owned and operated by a private company, college, government, or other organization. The composition of the Internet—a network of independently owned networks—is not an acc...