On October 29, 1969, the first successful message was sent over ARPANET. UCLA student Charley Kline transmitted from an SDS Sigma 7 computer to an SDS 940 machine at the Stanford Research Institute.

Oct. 29 (UPI) --Tuesday marks the 50th anniversary of a milestone event that helped shape the modern Internet -- the first-ever computer linkup and the first electronic message sent over the U.S.

However the Arpanet concept included a vital decision on how the network would function: it sharply distinguished and separated the technology and medium that would carry the communications (satellite ...

Paul Hoffman, director of the VPN Consortium and an IETF regular, passes along this link to a 30-minute documentary on the ARPAnet produced in 1972. It’s an interesting trip down memory lane — grainy ...