History of the Internet
This section is a summary of some of the material contained in Hobbes'
Internet Timeline and also contains sources from Pros Online -
Internet History, What is
the Internet? and History of Internet and
WWW : View from Internet Valley and a variety of text books. Consult these
source for more detailed information.
- 1836
- -- Telegraph. Cooke and Wheatstone patent it. Why is this relevant?
- Revolutionised human (tele)communications.
- Morse Code a series of dots and dashes used to communicate between
humans. This is not a million miles away from how computers communicate via
(binary 0/1) data today. Although it is much slower!!
- 1858-1866
- -- Transatlantic cable. Allowed direct instantaneous communication
across the atlantic. Why is this relevant?
- Today, cables connect all continents and are still a main hub of
telecommunications.
- 1876
- -- Telephone. Alexander Graham Bell Exhibits.
Why is this relevant?
- Telephones exchanges provide the backbone of Internet connections today.
- Modems provide Digital to Audio conversions to allow computers to
connect over the telephone network.
- 1957
- -- USSR launches Sputnik, first artificial earth satellite. Why is
this relevant?
- The start of global telecommunications. Satellites play an important
role in transmitting all sorts of data today.
- In response, US forms the Advanced Research Projects Agency (ARPA)
within the Department of Defense (DoD) to establish US lead in science and
technology applicable to the military.
- 1962 - 1968
- -- Packet-switching (PS) networks developed Why is this relevant?
- As we will see later the Internet relies on packets to transfer data.
- The origin is military : for utmost security in transferring information
of networks (no single outage point).
- Data is split into tiny packets that may take different routes to a
destination.
- Hard to eavesdrop on messages.
- More than one route available -- if one route goes down another may be
followed.
- Networks can withstand large scale destruction (Nuclear attack - This
was the time of the Cold War).
- 1969
- -- Birth of Internet
ARPANET commissioned by DoD for research into networking
Why is this relevant?
- First node at UCLA (Los Angeles) closely followed by nodes at Stanford
Research Institute, UCSB (Santa Barbara) and U of Utah (4 Nodes).
- 1971
-
-- People communicate over a network
- 15 nodes (23 hosts) on ARPANET.
- E-mail invented -- a program to send messages across a distributed
network. Why is this relevant?
- E-mail is still the main way of inter-person communication on the
Internet today.
- We will study how to use and send E-mail shortly in this course.
- You will make extensive use of E-mail for the rest of your life.
- 1972
- -- Computers can connect more freely and easily
- First public demonstration of ARPANET between 40 machines.
- Internetworking Working Group (INWG) created to address need for
establishing agreed upon protocols.
Why is this relevant?
- Telnet specification
- Telnet is still a relevant means of inter-machine connection today.
- 1973
- -- Global Networking becomes a reality
- First international connections to the ARPANET: University College of
London (England) and Royal Radar Establishment (Norway)
- Ethernet outlined -- this how local networks are basically connected
today.
- Internet ideas started.
- Gateway architecture sketched on back of envelope in hotel lobby in San
Francisco. Gateways define how large networks (maybe of different
architecture) can be connected together.
- File Transfer protocol specified -- how computers send and receive data.
- 1974
- -- Packets become mode of transfer
- Transmission Control Program (TCP) specified. Packet network
Intercommunication -- the basis of Internet Communication.
- Telenet, a commercial version of ARPANET, opened -- the first public
packet data service.
- 1976
- -- Networking comes to many
- Queen Elizabeth sends out an e-mail.
- UUCP (Unix-to-Unix CoPy) developed at AT&T Bell Labs and distributed
with UNIX.
Why is this relevant?
- UNIX was and still is the main operating system used by universities
and research establishments.
- These machines could now ``talk'' over a network.
- Networking exposed to many users worldwide.
- 1977
- -- E-mail takes off, Internet becomes a reality
- Number of hosts breaks 100.
- THEORYNET provides electronic mail to over 100 researchers in computer
science (using a locally developed E-mail system and TELENET for access to
server).
- Mail specification
- First demonstration of ARPANET/Packet Radio Net/SATNET operation of
Internet protocols over gateways.
- 1979
- -- News Groups born
- Computer Science Department research computer network established in
USA.
- USENET established using UUCP.
Why is this relevant?
- USENET still thrives today.
- A collection of discussions groups, news groups.
- 3 news groups established by the end of the year
- Almost any topic now has a discussion group.
- 1979 (Cont)
-
- First MUD (Multiuser Dungeon) -- interactive multiuser sites.
Interactive adventure games, board games, rich and detailed databases.
- ARPA establishes the Internet Configuration Control Board (ICCB).
- Packet Radio Network (PRNET) experiment starts with ARPA funding. Most
communications take place between mobile vans.
- 1981
- -- Things start to come together
- BITNET, the "Because It's Time NETwork" Started as a cooperative network
at the City University of New York, with the first connection to Yale
- Provides electronic mail and listserv servers to distribute
information, as well as file transfers
- CSNET (Computer Science NETwork) established to provide networking
services (specially E-mail) to university scientists with no access to
ARPANET. CSNET later becomes known as the Computer and Science Network.
- 1982
- -- TCP/IP defines future communication
- DCA and ARPA establishes the Transmission Control Protocol (TCP) and
Internet Protocol (IP), as the protocol suite, commonly known as TCP/IP, for
ARPANET.
Why is this relevant?
- Leads to one of the first definitions of an internet as a
connected set of networks, specifically those using TCP/IP, and
Internet as connected TCP/IP internets.
- 1982 (Cont)
-
- EUnet (European UNIX Network) is created by EUUG to provide E-mail and
USENET services. Original connections between the Netherlands, Denmark,
Sweden, and UK
- External Gateway Protocol specification -- EGP is used for gateways
between (different architecture) networks.
- 1983
- -- Internet gets bigger
- Name server developed.
Why is this relevant?
- Large number of nodes.
- Hard to remember exact paths
- Use meaningful names instead.
- Desktop workstations come into being.
Why is this relevant?
- Many with Berkeley UNIX which includes IP networking software.
- Need switches from having a single, large time sharing computer
connected to Internet per site, to connection of an entire local network.
- 1983 (Cont)
-
- Internet Activities Board (IAB) established, replacing ICCB
- Berkeley releases new version of UNIX 4.2BSD incorporating TCP/IP.
- EARN (European Academic and Research Network) established on similar
lines to BITNET
- 1984
- -- Growth of Internet Continues
- Number of hosts breaks 1,000.
- Domain Name Server (DNS) introduced.
- JANET (Joint Academic Network) established in the UK
- Moderated newsgroups introduced on USENET.
- 1986
- -- Power of Internet Realised
- 5, 000 Hosts. 241 News groups.
- NSFNET created (backbone speed of 56 Kbps)
- NSF establishes 5 super-computing centers to provide high-computing
power for all -- This allows an explosion of connections, especially from
universities.
- Network News Transfer Protocol (NNTP) designed to enhance Usenet news
performance over TCP/IP.
- 1987
- -- Commercialisation of Internet Born
- Number of hosts 28,000.
- UUNET is founded with Usenix funds to provide commercial UUCP and Usenet
access.
- 1988
-
- NSFNET backbone upgraded to T1 (1.544 Mbps)
- Internet Relay Chat (IRC) developed
- 1989
- -- Large growth in Internet
- Number of hosts breaks 100,000
- First relays between a commercial electronic mail carrier and the
Internet
- Internet Engineering Task Force (IETF) and Internet Research Task Force
(IRTF) comes into existence under the IAB
- 1990
- -- Expansion of Internet continues
- 300,000 Hosts. 1,000 News groups
- ARPANET ceases to exist
- Archie released files can be searched and retrieved (FTP) by name.
- The World comes on-line (world.std.com), becoming the first commercial
provider of Internet dial-up access.
- 1991
- -- Modernisation Begins
- Commercial Internet eXchange (CIX) Association, Inc. formed after NSF
lifts restrictions on the commercial use of the Net.
- Wide Area Information Servers (WAIS) Why is relevant?
- Provides a mechanism for indexing and accessing information on the
Internet.
- Large bodies of knowledge available: E-mail messages, text, electronic
books, Usenet articles, computer code, image, graphics, sound files,
databases etc..
- These form the basis of the index of information we see on WWW today.
- Powerful search techniques implemented. Keyword search.
- 1991 (cont)
- -- Friendly User Interface to WWW established
- Gopher released by Paul Lindner and Mark P. McCahill from the U of
Minnesota. Why is relevant?
- Text based, menu-driven interface to access internet resources.
- No need to remember or even know complex computer command. User
Friendly Interface (?).
- Largely superseded by WWW, these days.
- 1991 (cont)
- -- Most Important development to date
- World-Wide Web (WWW) released by CERN; Tim Berners-Lee developer. Why is
relevant?
- Originally developed to provide a distributed hypermedia system.
- Easy access to any form of information anywhere in the world.
- Initially non-graphic (this came later, MOSAIC, 1993).
- Revolutionised modern communications and even our, way of life (?).
- NSFNET backbone upgraded to T3 (44.736 Mbps). NSFNET traffic passes 1
trillion bytes/month and 10 billion packets/month
- Start of JANET IP Service (JIPS) using TCP/IP within the UK academic
network.
- 1992
- -- Multimedia changes the face of the Internet
- Number of hosts breaks 1 Million. News groups 4,000
- Internet Society (ISOC) is chartered.
- First MBONE audio multicast (March) and video multicast (November).
- The term "Surfing the Internet" is coined by Jean Armour Polly.
- 1993
- -- The WWW Revolution truly begins
- Number of Hosts 2 Million. 600 WWW sites.
- InterNIC created by NSF to provide specific Internet services
- directory and database services
- registration services
- information services
- Business and Media really take notice of the Internet.
- US White House and United Nations (UN) comes on-line.
- Mosaic takes the Internet by storm. Why is this relevant?
- User Friendly Graphical Front End to the World Wide Web.
- Develops into Netscape -- most popular WWW browser to date.
- WWW proliferates at a 341,634
- 1994
- -- Commercialisation begins
- Number of Hosts 3 Million. 10,000 WWW sites. 10,000 News groups.
- ARPANET/Internet celebrates 25th anniversary
- Local communities begin to be wired up directly to the Internet
(Lexington and Cambridge, Mass., USA)
- US Senate and House provide information servers
- Shopping malls, banks arrive on the Internet
- A new way of life
- You can now order pizza from the Hut online in the US.
- First Virtual, the first cyberbank, open up for business
- NSFNET traffic passes 10 trillion bytes/month
- WWW edges out telnet to become 2nd most popular service on the Net
(behind ftp-data) based on % of packets and bytes traffic distribution on
NSFNET
- UK's HM Treasury on-line (http://www.hm-treasury.gov.uk/)
- 1995
- -- Commercialisation continues apace
- 6.5 Million Hosts, 100,000 WWW Sites.
- NSFNET reverts back to a research network. Main US backbone traffic now
routed through interconnected network providers
- WWW surpasses ftp-data in March as the service with greatest traffic on
NSFNet based on packet count, and in April based on byte count
- Traditional online dial-up systems (Compuserve, America Online, Prodigy)
begin to provide Internet access
- A number of Net related companies go public, with Netscape leading the
pack.
- Registration of domain names is no longer free.
- Technologies of the Year: WWW, Search engines (WAIS development).
- New WWW technologies Emerge Technologies
- Mobile code (JAVA, JAVAscript, ActiveX),
- Virtual environments (VRML),
- Collaborative tools (CU-SeeMe)
- 1996
- -- Microsoft enter
- 12.8 Million Hosts, 0.5 Million WWW Sites.
- Internet phones catch the attention of US telecommunication companies
who ask the US Congress to ban the technology (which has been around for
years)
- The WWW browser war begins , fought primarily between Netscape and
Microsoft, has rushed in a new age in software development, whereby new
releases are made quarterly with the help of Internet users eager to test
upcoming (beta) versions.
- 1997
- -- What Next?
- 19.5 Million Hosts, 1 Million WWW sites, 71,618 Newsgroups.
dave@cs.cf.ac.uk