1. The history of the Internet
A presentation made by
Caroline Lönn and Linda Virkkala

2. Internet in the early stage
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3. Todays topics Development of packet switching and ARPAnet
Development of network of networks – internetting
The Internet explosion

4. Development of packet switching and ARPAnet 1960-1972
Connect computers independently of geographical distance?
Packet switching = divide data, send individually and put together.
Developed by three research groups;
MIT, Rand institute and National Physical Laboratory

5. Development of packet switching and ARPAnet 1962-1970
Connection between sender and receiver  network
ARPAnet
Interface message processors (IMPs), the early packet switches
4 nodes installed in 1969 in UCLA, UC Santa Barbara, Stanford and University of Utah
1972; 15 nodes and application developments

6. Development of network of networks – internetting 1972-1980
Additional networks
ALOHAnet
Telenet
Cyclades
Etc.
Need for connecting the networks – internetting
First version of TCP
Developments in ALOHAnet, Ethernet and LAN

7. Development of network of networks – internetting 1980-1990
Tremendous growth in the 80s
Developments in
BITNET; and file transfer
CSNET; liked universities without ARPAnet
New standard host protocol; TCP
Minitel – predecessor to the Internet

8. The Internet explosion 1990s
ARPAnet closes down
Launch of World Wide Web
The Web – a platform with 4 key components
HTML
HTTP
Web server
Web browser
Mosaic, Netscape and Internet Explorer

9. The Internet explosion 1990s
A lot of Internet products and services – many innovation.
The best applications
The Web, commerce and web browsing
Instant messaging
Peer-to-peer file sharing
Developed by research teams and young entrepreneurs
Internet stock collapsed

10. The Internet explosion recent developments
Three areas that deserve extra attention
High-speed access networking, incl. WiFi
Safety
P2P networkning
Some applications worth mentioning
Skype
Youtube
BitTorrent

11. Summary Development of packet switching and ARPAnet
Development of network of networks – internetting
The Internet explosion

12. Internet today?

13. The history of the Internet
A presentation made by
Caroline Lönn and Linda Virkkala