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Circut switching
Circuit switching was created in 1878 and is the technology on which Alexander Bell built his telephone -
The first computer
The first computer was invented by Charles Babbage (1822) but was not built until 1991! -
Packet Switching
he concept of switching small blocks of data was first explored independently by Paul Baran at the RAND Corporation during the early 1960s in the US and 1965 in the UK. -
ARPA
IT was formed in 1969 -
IP
TCP/IP was developed in the 1970s and adopted as the protocol standard for ARPANET (the predecessor to the Internet) in 1983. -
The first email
The first ever online email -
The TPC
TCP/IP was developed in the 1970s and adopted as the protocol standard for ARPANET (the predecessor to the Internet) in 1983. -
The DNS
Paul Mockapetris expanded the Internet beyond its academic origins by inventing the Domain Name System (DNS) in 1983.