Summary

Chapter 8: Fundamental Networks 21Describe the Physical Components of aNetworkMany devices can be used in a network to provide connectivity, as shown in Figure 8-10.Which device you use depends on how many devices you are connecting, the type of connectionsthey use, and the speed at which the devices operate. These are the most commondevices on a network:■■■■■ComputersHubsSwitchesRoutersWireless access pointsFigure 8-10Physical Network ComponentsThe physical components of a network are needed to move data between these devices. Thecharacteristics of the media determine where and how the components are used. These arethe most common media used on networks:■■■Twisted pairFiber-optic cablingRadio waves