This An Educators Guide to School Networks covers the WHAT IS A NETWORK? Chapter One: PROTOCOL Chapter Two: Introduction 15 Ethernet 16 Fast Ethernet 16 Gigabit Ethernet 17 LocalTalk 17 Token Ring 18 FDDI 19 ATM 19 Summary 20 Introduction 7 Local Area Network 8 Metropolitan Area Network 9 Wide Area Network 10 Advantages of a School Network 11 Disadvantages of a School Network 14 HARDWARE Chapter Three: CABLING Chapter Four: Introduction 31 Unshielded Twisted Pair (UTP)Cable 32 Shielded Twisted Pair (STP)Cable 35 Coaxial Cable 36 Fiber Optic Cable 38 Ethernet Cable Summary 40 Wireless LANs 41 Cable Installation Guidelines 42 Introduction 21 Servers 22 Workstations 23 Network Interface Cards 24 Hubs/Switches 26 Repeaters 27 Bridges 28 Routers 29 TOPOLOGY Chapter Five: SOFTWARE

Chapter Six: Introduction 43 Linear Bus 44 Star 46 Star-Wired Ring 47 Tre e 48 Choosing a Topology 51 Summary Chart 52 GLOSSARY REFERENCES CREDITS 59 73 79 Introduction 53 Peer-to-Peer 54 Client/Server 56 Examples 58 1 A network consists of two or more computers that are linked in order to share resources (such as printers and CD-ROMs), exchange files, or allow electronic communications. The computers on a network may be linked through cables,telephone lines,radio waves, satellites,or infrared light beams. The three basic types of networks include: ” Local Area Network (LAN) ” Metropolitan Area Network (MAN) ” Wide Area Network (WAN).

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