Network Protocols

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8 Terms

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What is a network protocol

A network protocol is a set of rules that define how devices on a network communicate with each other by specifying the format, transmission, and reception of data

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What are the components of a network?

  • Hardware

  • Software

  • Protocols

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FTP

File transfer protocol.

function: used for the transfer of files from one host to another over a TCP-based network. Eg the Internet.

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URL

Uniform Resource Locator.

A path to a web page or a server that uses a domain name and structure that matches to an IP address.

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HTTP

Hypertext transfer protocol

A set of rules that govern how data, like webpages, is transfered between web browsers and web servers on the internet

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IP/TCP

Internet protocol/Transmission Control Protocol

function: a set of rules that define how data packets are routed and addressed across networks They enable data transmission between devices

(works like a postal service, packets of data are directed to the correct location.)

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DNS

Domain Name System

function: translates domain names into IP addresses, allowing users to access websites and other internet resources

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VPN

Virtual private network

function: encrypts data and masks IP addresses to protect a user's identity, location, and browsing activity