W11Lect - Fundamentals of Networking 1 1 Which is a Network...

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1 Fundamentals of Networking
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2 Which is a Network 1, 2 or 3? 1 2 3
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3 A network Consists of: a group of two or more devices Can: communicate with one another Shares: resources
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4 They all are 1 2 3
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5 Peer to Peer Server Based Communication Within a Network
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6 SCOPE - Types of Networks LAN: A group of devices connected to provide full-time connectivity to local services . Small in size Local connections WAN: LANs in different locations can be connected together using high-speed connections to form WANs. - Internet: WWW multiple network linked together - Intranets: Private networks - Extranets: Exclusive use company to customer
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7 Connectivity Components ( Essential Hardware ) Network Adapters Network Cables (often called the network “Media”) Wireless Communication Devices Modems
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8 Network Adapters NIC – Network Interface Card Receive data and convert it into electrical signals Receive electrical signals and convert them into data Determine if the data received is for a particular computer Control the flow of data through the cable Has a unique MAC address
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9 Network Cables Types of Cables Types of Cables Coaxial ThinNet ThickNet 10Base2, 10Base5 Fiber-Optic Twisted-Pair Unshielded (UTP) Shielded (STP) 10BaseT
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10 Wireless Communication Devices Wireless Communication Devices Wireless Communication Devices Narrowband Radio Transmission Infrared Transmission
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This note was uploaded on 05/17/2010 for the course CTY HWD101 taught by Professor Parker during the Winter '10 term at Seneca.

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W11Lect - Fundamentals of Networking 1 1 Which is a Network...

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