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Network Know How

Network Know How. Better Living through Chemistry. How a Network Will Improve Your Life. connect the computers and allow them to share Metcalfe’s Law . Every network has the following elements in common Two or more objects, or nodes , that use the network to connect them

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Network Know How

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  1. Network Know How Better Living through Chemistry

  2. How a Network Will Improve Your Life • connect the computers and allow them to share • Metcalfe’s Law. • Every network has the following elements in common • Two or more objects, or nodes, that use the network to connect them • A set of communication channels that carry something—speech, TV shows, computer data—between or among nodes

  3. elements in common: • A set of rules that controls network traffic • every network has a maximum carrying capacity • every node on a network has a name • Sneakernet

  4. Data Networks and What You Can Do with Them • input/output ports or I/O ports • File Sharing

  5. The files and folders

  6. Sharing an Internet Connection • A gateway router provides a connection between a local area network and the Internet

  7. Share Share Share • Instant Messages • Sharing Printers and Other Hardware • Home Entertainment • Video Cameras and Home Security Devices • Home Automation

  8. Types of Network Connections • Every computer connected to a network must follow a set of rules • ASCII is fine for text • Packets and Headers

  9. A data packet

  10. NOTE • Error Checking • Handshaking and Overhead • Ethernet • Legacy Systems & Other Alternative Wiring Methods • Wi-Fi • Powerline Networks

  11. Notes • DTE and DCE Equipment • LAN and Point-to-Point Networks

  12. Notes • Ad Hoc Wi-Fi • Infrared • FireWire (IEEE 1394) • Connections Through a Telephone Line • Remote Terminals • Clients and Servers

  13. Print Servers

  14. Hubs, Switches, and Routers • Connectany pair of nodes

  15. Token Ring

  16. Star

  17. Mesh

  18. Hubs and Switches

  19. Switches

  20. LANs and WANs

  21. Bridges and Routers

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