TCP/IP Digest Wednesday, 14 Oct 1981 Volume 1 : Issue 2 From: POSTEL at USC-ISIFSubject: NCP-to-TCP Transition It is really very important for everyone to notice the deadline for completing the cutover to IP/TCP and the elimination of NCP from use in the ARPANET. The deadline is: 1 January 1983. That is 14 and a … Continue reading TCP/IP Internet Protocol