Therefore, in robert kahn and vinton cerf developed

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Our connection was so successful that, months later, four american universities were already interconnected. This is how arpanet was born!Birth of ncp and e-mailin , arpanet was consolidated with hundreds of connected computers.S. Crocker and his team at the network working group established the control protocol called network control protocol (ncp), which allowed the development of applications from computers connected to the arpanet.

This is how, in , ray tomlinson created basic email software, which switzerland whatsapp data became the most important application of the decade and changed the nature of communication and collaboration between people. Its impact was so great that arpanet gradually moved away from military use, moving closer to scientific use in the dissemination of information. For this reason, by , more than american universities were connected to the arpanet.

Transition from arpanet to tcp/ipdespite its success, the ncp protocol was not sufficient to communicate with networks or machines outside the arpanet, such as radio or satellite packet networks. a new version of the protocol that responded to an open architecture network environment. This new protocol was called tcp/ip.