Internet basics
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Internet Basics. Some bits on how it works. The Internet is Client / Server Based. Response. Request. Lots of Servers Connected. 21.75.4.209. 65.4.13.241. 64.2.31.13. 75.231.17.54. 155.32.21.4. 192.68.15.1. 255.65.41.5. 73.2.111.32. DNS Gives Servers Names. 192.68.15.1. DNS Server.

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Internet basics

Internet Basics

Some bits on how it works



Lots of servers connected
Lots of Servers Connected

21.75.4.209

65.4.13.241

64.2.31.13

75.231.17.54

155.32.21.4

192.68.15.1

255.65.41.5

73.2.111.32


Dns gives servers names
DNS Gives Servers Names

192.68.15.1

DNS Server

Google.com


Server software client software
Server Software / Client Software

  • Web Server

  • Database Server

  • File Server

  • Email Server

  • IM Server

  • DNS Server

  • Web Browser

  • Email Program

  • IM Client

  • File Transfer


Internet protocols
Internet Protocols

  • IP (Internet Protocol)

  • HTTP (HyperText Transfer Protocol)

  • FTP (File Transfer Protocol)

  • SMTP (Simple Mail Transfer Protocol)

A protocol is a set of rules – almost a language computers speak, to communicate and send and receive information.


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