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What is Internet (1970s Bob Kahn and Vint (APRANET (Advanded Research …
What is Internet
1970s Bob Kahn and Vint
APRANET (Advanded Research
Project Agency Network
Paul Baran
type of internet
Centralized
Distributes
Breaking message up into blocks and
sending them as fast as possible in every
possible direction through the mesh internet
Method
Light
No signal loss
Really fast
Radio
Short range
Totally mobile
Electrical
Signal loss
Cheap
Is anyone in charge
of the Internet
Internet is made up of
an incredibly large number of
independently operated network
no central control that is deciding how packets are routed or where a piece of the network are built or even who interconnects with whom
they are all motivated to assure there that is end to end connectivity of every part of the network
Internet
Binary information
Bits (Binary code)
On
Off
Machine
Braille
Semaphore
Telegraph
Episode 1
Episode 2