[TUHS] Attempting To Build NOSC and BBN UNIXs + ARPANET code
Lars Brinkhoff
lars at nocrew.org
Wed Oct 12 05:58:41 AEST 2022
Tom Perrine wrote:
> A specific example of the VDH interface was the IMP at NOSC.
>
> IIRC it had 4 ports?
Normally yes (depending on the hardware configuration).
> One was a local connection to the machine at NOSC in the same room/building.
> One was a VDH to UCSD
> One was a VDH to LOGICON - the connection at the LOGICON end was a "56K
> wideband modem", which was a little larger than a 2-drawer file cabinet. I
> also seem to recall that the power supply had tubes.
> Not sure where the 4th port went - I only saw the UCSD and LOGICON ends in
> person.
Maybe this information for IMP 3 and 35 from 1979 can jog your memory.
HOST NOSC-SECURE2, 0/35,USER,TENEX,PDP10,[USC-ISIR1,ISIR1]
HOST LOGICON, 1/35,USER,UNIX,PDP11
HOST ACCAT-TIP, 2/35,USER,TIP,H316,[NELC-TIP]
HOST NOSC-SECURE3, 3/35,USER,UNIX,PDP11
HOST NOSC-CC, 0/3,SERVER,,UNIVAC-1110,[NUC-CC,NOSC-ELF]
HOST NOSC-SECURE1, 1/3,SERVER,UNIX,PDP11,[NUC-SECURE]
HOST NOSC-SDL, 2/3,SERVER,UNIX,PDP11,[NELC-ELF,NELC]
HOST NWC, 3/3,SERVER,EXEC-8,UNIVAC-1110
HOST NPRDC-11, 4/3,SERVER,UNIX,PDP11
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