Before the Internet was actually the Internet, it was called ARPAnet. ARPA-Who? Yes, it’s a funny sounding name for sure. Especially considering what the Internet is today, literally encompassing every aspect of our lives. ARPAnet is an acronym for Advanced Research Projects Agency Network. In the late 1960s, The Advanced Research Projects Agency and the Department of Defense set out on a mission. They were trying to find a way to simplify communication and share data, but not using the old telephone method of ‘circuit switching’ to transfer voice and data communications. That method was only able to send from one to another in a linear fashion – from end to end.
The ARPAnet once set up, as rudimentary as it was in the beginning (late 70’s, early 80’s) used packet switching which enabled the sending and receiving of communication and data to multiple locations. Thus, TCP/IP communication protocols were … Read More