Network Basics

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Author:
jal128
ID:
127468
Filename:
Network Basics
Updated:
2012-01-17 18:43:22
Tags:
Networking
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Description:
Flash cards for my networking basics class.
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  1. Definition:
    Data Network
    A digital network used to send data between computers.
  2. Define: Network
    Collection of computers, printers, routers, switches, and other devices that can communicate with each other over some transmission medium.
  3. Define: Internet
    The network that combines enterprise networks, individual users, ans ISPs into a single global IP network.
  4. Define: Download
    To transfer sata from the computer functioning as a server to the client computer you are using.
  5. Define: Instant Messaging (IM)
    Real-time communication between two or more people through text. The text is conveyed through computers connected over a network such as the Internet. Files can also be transfered through the IM program to share files.
  6. Define: Real-time
    Events or signals that show output as fast as possible, or as they happen.
  7. Define: Blog
    A website where entries are made in journal style. A blog is creater by the used, who can make changes ro the blog through templates or by altering the HTML code of the blog itself. Visitors can leace posts to the blog.
  8. What is blog short for?
    Weblog
  9. Define: Podcast
    A digital media file or files that are distributed over the Internet using syndication feeds, for playback on portable media players and personal computers.
  10. Define: Wiki
    A website that lets visitors add, edit, and delete content, typically whithough the need for registration.
  11. Define: Collaboration Tool
    Something that helps people colaborate.
  12. Define: Packet Tracer
    A drag-and-drop network simulator developed by Cisco to design, configure, and troubleshoot network equipment within a controlled, simulated program environment.
  13. Define: Intranet
    A corporate system such as a website that is explicitly used by internal employees. Can by accessed internally or remotely.
  14. Define: Extranet
    Part of a company's intranet that is extended to users outide the company (that is normally over the Internet)
  15. Define: Wireless Technology
    Technology that allows communication without needing physical connectivity.
  16. Define: Standards
    An internationally recognized definition of technical specifications that ensure worldwide consistency.
  17. Define: Bit
    Binary digits used in the binary numbering system. Binary digits are units of information storage and communication in computing.

    Each bit can be either a 0 or a 1.
  18. Define: Binary
    A numbering systen characterized by 1s and 0s.
  19. Define: Source
    • The origin of the PDU.
    • This can be a process, a host, or a node, depending on the layer to which you are refering.
  20. Define: Router
    A network device, tyically connected to the range of LAN and WAN interfaces, that forwards packets based on their destnation IP addresses.
  21. Define: Cloud
    In networking, a symbol used when drawing network diagrams that represent a part of the network whose details can be ignored for the purposes of the diagram.
  22. Define: IP (Internet Protocol)
    • Network layer protocol in the TCP/IP stack offering a connectionless internetwork service.
    • IP provides features for addressing, type-of-service specification, fragmentation and reassembly, and security.
  23. Define: TCP (Transmission Control Protocol)
    A Layer 4 protocol of the TCP/IP model, TCP lets applications guarantee delivery of data across a netwoek.
  24. Define: Convergence
    • Another form of the root word converge in the phrase "converged network."
    • This kind of network aggragates various forms of traffic such as voice, video, and data on the same network infrastructure.
    • A more common usage represents the process by which routes recognize that something has occured that changes some routers' routes, reacts to the event, and finds the now-currently best routes.

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