Expanding the Network
Modern routers can connect high-speed LANs to remote places for the purpose of creating a wide area network (WAN). Figure 4-42 shows what a WAN might look like.
Remote access is a popular feature. WANs are similar to a LAN; however, the implementation is different. Special equipment is necessary to adapt the transmission signal to telephone and radio equipment. Figure 4-42 shows the basics of expanding a network.
Setting up a WAN requires planning. Let’s start with the most important component, which is information. The first thing you need is the customer requirements. What does the customer ...