What Is a Network? Definition of a Network Computer Networking Introduction Uses for a Computer Network Two Major Types of Networks

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Stand-Alone Environment

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Simple Computer Network

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Stand-Alone Printer

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Sharing a Printer

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Local Area Network

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MAN

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Wide Area Network

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WAN

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Network Configuration Components of a Network Peer-to-Peer Networks Server-Based Networks

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Common Network Elements

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Typical Networks

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Peer-to-Peer Network

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Server-Based Network

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Specialized Servers

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Network Topology Designing the Network Topology Standard Topologies Variation of Topologies Selecting a Topology

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Bus Topology

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Data Sent to All Computers

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Terminator Absorbs Signal

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Unplugged Cable

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Combine Cable Segments

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Repeaters Amplify Signal

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Simple Star Network

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Simple Ring Network

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Token Passes Around Ring

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Mesh Topology

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Hub Central to Star Topology

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Hybrid Hub

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Break Affects One Computer

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Star-Bus Network

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Star-Ring Network

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