
Access Networks ◾ 21
cars within a city covering the area in time and space. It can be organized in a mul-
tihop wireless ad-hoc network backbone that can provide network access and gen-
eral communication services throughout the city. In this architecture, several fixed
base stations, with which nodes can communicate over multihop paths, are located
throughout the metropolitan area. e individual mobile users can communicate
over the network using different devices to connect to the Internet or communicate
between them. Figure 1.12 depicts an example of these networks.
Figure 1.12 shows two types of mobile nodes in the architecture: personal