Summary

CHAPTER 8Fundamental NetworksObjectivesUpon completion of this chapter, you should be able to answer the following questions:■■■■■■What are the principles of networking?What are the different types of networks?What are the basic networking concepts andtechnologies?What makes up the physical components of anetwork?What are the LAN topologies and architectures?What are some of the standards organizations?Key Terms■■■■■■What are the Ethernet standards?What are the OSI and TCP/IP data models?How do I configure a NIC and a modem?What are the names, purposes, and characteristicsof other technologies used to establish connectivity?How do I identify and apply common preventivemaintenance techniques used with networks?How do I troubleshoot a network?This chapter uses the following key terms. You can find the definitions in the Glossary.networkingpage xxlocal-area network (LAN)wide-area network (WAN)wireless LAN (WLAN)peer-to-peer networkclient/server networkIP addressingprotocolbandwidthpage xxpage xxpage xxbits per second (bps)kilobits per second (kbps)page xxpage xxpage xxpage xxpage xxmegabits per second (Mbps)page xxpage xxpage xxsimplexhalf duplexfull duplexbroadbandpage xxpage xxpage xxpage xxdigital subscriber line (DSL)IP addresssubnet maskpage xxpage xxpage xxDynamic Host Configuration Protocol (DHCP)page xxDomain Name System (DNS) serverTCP/IPpage xxHypertext Transfer Protocol (HTTP)File Transfer Protocol (FTP)page xxpage xxpage xxcontinues