30-03-2012, 11:29 AM
Internet History and Growth
2002_0918_Internet_History_and_Growth.ppt (Size: 1.02 MB / Downloads: 62)
What Was the “Victorian Internet”
The Telegraph
Invented in the 1840s.
Signals sent over wires that were established over vast distances
Used extensively by the U.S. Government during the American Civil War, 1861 - 1865
Morse Code was dots and dashes, or short signals and long signals
The electronic signal standard of +/- 15 v. is still used in network interface cards today.
What Is the Internet?
A network of networks, joining many government, university and private computers together and providing an infrastructure for the use of E-mail, bulletin boards, file archives, hypertext documents, databases and other computational resources
The vast collection of computer networks which form and act as a single huge network for transport of data and messages across distances which can be anywhere from the same office to anywhere in the world.
Brief History of the Internet
1968 - DARPA (Defense Advanced Research Projects Agency) contracts with BBN (Bolt, Beranek & Newman) to create ARPAnet
1970 - First five nodes:
UCLA
Stanford
UC Santa Barbara
U of Utah, and
BBN
1974 - TCP specification by Vint Cerf
1984 – On January 1, the Internet with its 1000 hosts converts en masse to using TCP/IP for its messaging