Internet Hardware

ISP
1. Campany that provides you with an internet service.
  1. Internet connection
  2. provide you with a softwre package,a username and password.
LAN & WAN
1. LAN-A network of digital device which is located in a small geographical area.
  1. several device can be connected to a printer.
2. WAN-A network of digital deice that is connected over a large geogaphical area.
  1. consist of many Lan joined together by router.
  2. More expensive tan LAN
  3. Iternet is the largest WAN
Router & Modem
1. Modem-A device that provide access to network.
  1. Modem-When modem connected to router and your device that connect to the router,all device is connected to modem and therefore the internet.
2. Router-Allow multiple cmputer to join the same network
  1. Router-Connecting a device to he router provides a access to LAN.
    1. Router need to be connected to the modem in order for device on the network to connect to thhe internet.
Firewall
1. A network sercurity that controls the incoming and outgoing network traffic.
  1. A barrier than seperates trusted and untrusted network
IP Address
1. Way to for your computer to communicate with the internet.
  1. The size of it is 4 byte but they are divided into 4 parts each 8 bitx.

Resource summary

	Created by 2578473293 almost 9 years ago