History of the internet

04/12/23History of the InternetBetchie E. Aguinaldo

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History of the Internet

Objectives

at the end of this module student should be able to:

1. Recall the history of the internet;

2. Discuss how internet was utilized in the past and in the future;

3. Define some internet terms.

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History of the Internet

• In 1957 (1) Computers only work on one task at a time. It is the most ineffective processing of data.There is an indirect connection between the programmer and the computer which encountered bugs.

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History of the Internet

• In 1957(2)

A remote connection was installed enable for the programmer work directly.

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History of the Internet

• In 1957(3)

It allows to share the power of a single computer to multiple users.

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History of the Internet

• In October 4, 1957 (4)

• During the cold war, an unmanned satellite was sent by the Soviet Union, the Sputnik 1, the fear of the missile got emerged

what happened next …

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History of the Internet

In February 1958

•DARPA – Defense Advanced Research Project Agency

• it is used to secure the leading technology of the US.

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History of the Internet

• DARPA– information was

manually transferred by human

– a plan was developed to eliminate the manual processing

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History of the Internet

• DARPA– a large scale

computer was developed

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History of the Internet

• DARPA– to accelerate

knowledge transfer– to avoid the

doubling up of existing research information

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History of Internet

• ARPANET – Advanced Research Project Agency Network

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History of Internet

4 Foundations of the Internet

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History of the Internet

Contributions of the 4 Foundations

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History of the Internet

• In 1966, ARPANET was developed

• It was then utilized by the Universities

• to share information the Mainframe was introduced

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History of the Internet

• Mainframe uses an Interface Messaging Processor (IMP)

• IMP is the global control of the activity while the mainframe is only the initialization of the programs and data files

• It is also the interface for the mainframe

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History of the Internet

How data flows

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History of the Internet

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History of the Internet

It is a protocol that runs a Point-to-Point Protocol (PPP)

Is the communication language or protocol of the internet

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History of the Internet

• NPL was designed for commercial purposes• frequent file transfers are expected and to avoid congestion packet switching was developed.

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History of the Internet

Packet Switching – divides the messages into packets before they are sent to the receiver. Each packet are transmitted individually.

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History of the Internet

In 1962• a middle and long range of missiles was discovered by the Americans in CUBA which were able to reach the United States (US)

• US has its own centralized network to be used in their communication.

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History of the Internet

Decentralized network was developed so that in case a node (connection) was bombed communication is still connected.

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History of the Internet

Radio wave connection

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History of the Internet

Distributed Network

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History of the Internet

Cyclades• is a French network

• its focus is on the communication with other network.

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History of the Internet

Internet at home…

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History of the Internet

TCP connects computers using gateway

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History of the Internet

ISO – International Organization for Standardization designed the OSI

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History of the Internet

OSI – Open System Interconnection aims to standardize the connection using layers.

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History of the Internet

In February 28,1990 the ARPANET hardware was removed.

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History of the Internet

but the Internet remains…

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History of the Internet

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History of the Internet

• Reference:– History of the Internet: http://www.youtube.com/watch?v=9hIQjrMHTv4