Network Hardware

Where does internet come from?

Internet service providers will set you up with a IP address and route all the data you request

Where does internet come from? Internet service providers will set you up with a IP address and route all the data you request

So you want to access websites and streaming video eh?

Then we have to set up a Local area network in your home

So you want to access websites and streaming video eh? Then we have to set up a Local area network in your home Lets look at the hardware

First things first: A modem

Short for Modulator demodulator  Turns electric signals into signals with digital information and back Modem for every kind of Internet service  Fiber, dsl, cable etc.

First things first: A modem Cable companies will charge you for this device monthly  Buy your own!

Acoustic coupler

What comes next?

routers Consumer routers are capable of performing many tasks  Switching  Access point  Print server  Traffic shaping

routers Routers are computers  The are not all made equal  Really cheap ones can't handle many many intensive tasks at once

This router won't get you online Do not plug into lan

Local Area Network

Switches and hubs Devices to add more wired connection to a network

Switches and hubs Hub  Mostly outdated  Repeats all data to every port on the device  Packet collisions galore

Switches and hubs Switch  Learn what devices are connected to them  Forward data based on the address

NIGHTMARE