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[ih] NCP and TCP implementations


I did an NCP implementation for the BBN Pluribus TIP, must have been in Pluribus assembly language.

I later did a TCP implementation for the TAC in H-316 assembly language.   Was lots of fun doing 32-bit segment calculations on a machine with 15-bit arithmetic.


> On Mar 9, 2020, at 11:14 PM, vinton cerf via Internet-history <internet-history at elists.isoc.org> wrote:
> Steve Kirsch asks in what languages NCP and TCP were written.
> The Stanford first TCP implementation was done in BCPL by Richard Karp.
> Another version was written for PDP-11/23 by Jim Mathis but not clear in
> what language. Tenex was probably done in C at BBN. Was 360 done in PL/1??
> Dave Clark did one for IBM PC (assembly language/??)
> Other recollections much appreciated.
> vint
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> Internet-history at elists.isoc.org
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