network hardware. where does internet come from?
TRANSCRIPT
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Network Hardware
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Where does internet come from?
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Where does internet come from?
Internet service providers will set you up with a IP address and route all the data you request
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Where does internet come from?
Internet service providers will set you up with a IP address and route all the data you request
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So you want to access websites and streaming video eh?
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So you want to access websites and streaming video eh?
Then we have to set up a Local area network in your home
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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
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First things first: A modem
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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.
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First things first: A modem
Cable companies will charge you for this device monthly
Buy your own!
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Acoustic coupler
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What comes next?
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routers
Consumer routers are capable of performing many tasks
Switching Access point Print server Traffic shaping
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routers
Routers are computers The are not all
made equal Really cheap ones
can't handle many many intensive tasks at once
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This router won't get you online
Do not plug into lan
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Local Area Network
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Switches and hubs
Devices to add more wired connection to a network
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Switches and hubs
Hub Mostly outdated Repeats all data to
every port on the device
Packet collisions galore
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Switches and hubs
Switch Learn what devices
are connected to them
Forward data based on the address
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NIGHTMARE