[ih] Failures of the early Internet

[vinton cerf]

yes, thanks Noel - the messages were 1000+ bytes, the packets 1000+ bits.

v


On Sat, Jan 20, 2024 at 10:00 AM Noel Chiappa via Internet-history <
internet-history at elists.isoc.org> wrote:

>     > From: Vint Cerf
>
>     > so I am not sure that single packet floods would have caused a setup
>     > delay/congestion unless the ping messages were longer than a single
>     > 1008 byte packet?
>
> I had the same reaction you did.
>
> Minor error in your message (which I don't wish to leave in the archive,
> un-corrected, lest it confuse some later historian reading this): I think
> you
> meant 'bits', not "byte[s]". ARPANET 'packets' were "approximately 1000
> bits"
> (1970 Spring AFIPS paper), "1103 bits, including leader" (1822, January
> 1976
> revision). 'Messages' were at most 8160 bits, 1020 bytes (1822, January
> 1976
> revision).
>
> (For explain some ARPANET-specific terminology to those who aren't ARPANET
> experts, 'packets' were IMP->IMP packets [in the modern sense of that
> term],
> 'messages' were IMP->Host packets.)
>
>            Noel
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