The document discusses the history and origins of the Internet from 1957 onwards. It describes how the Soviet Union launching Sputnik 1 in 1957 threatened the US and prompted the US Defense Department to fund DARPA to research advanced network technology, leading to the development of ARPANET. It then outlines some of the key early computer networks developed in the 1960s including ARPANET, RAND, NPL, Cyclades, and the foundations of today's military, scientific and commercial Internet networks. It also discusses the development of packet switching and protocols like IMPs and X.25 that enabled communication across these early networks.

1. HISTORY OF INTERNET

2. 1957

3. Before 1957
BATCH PROCESSING
Computers only work one task
at a time

4. Batch processing is

5. Errors/bugs were always

6. Time-sharing was

7. First concept in computer
technology to share the
processing power of one
computer with multiple
users

8. SPUTNIK 1 was launched by the
Soviet Union – October 4, 1957

9. There had been cold war
between US and Russia and
their allies. US was
threatened by the launch of
the Sputnik 1.

10. The US Defense
Department gave
orders to DARPA
to research for
advance
technology that
lead to form
ARPA/ARPANET

11. DARPA planned a large-scale
computer network, which then
called ARPANET.
Developed in 1966

12. RAND Corporation
Military Network

13. National Physical Laboratory
in England
Commercial Network

14. Cyclades in France
Scientific Network

15. The foundations of Modern
Internet (Military, Scientific,
Commercial)

16. IMP – Interface Message
Processor
Mainframe

17. PACKET SWITCHING

18. The phone companies
developed X.25 protocol which
enabled communication

19. Telephone companies gets
monthly basic charge from
users

20. The Internet

21. end