- H o w
T h e
I n t e r n e t W
o r k-
I.S.P = Internet Service
Provider. A company that provides an Internet connection
Internet = Network of
An electronic network of computers that includes nearly every
university, government, and research facility in the world. Also
included are many commercial sites. It started with four interconnected
computers in 1969 and was known as ARPAnet.
Dial Up - (To Phone) 56 Kb/s,
Cat Cable, Software ->Black Ice/Zone Alarm.
Broadband - 256 Kb - 12 Mb/s,
Router, Cat-5 Cable, Usually black box.
A transmission medium capable of supporting a wide range of frequencies,
typically from audio up to video frequencies. It can carry multiple
signals by dividing the total capacity of the medium into multiple,
independent bandwidth channels, where each channel operates only on a
specific range of frequencies.