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[ih] The Atlantic on Email

there was also the little problem of inverting the UK domain names from
uk.ac.ucl.cs to cs.ucl.ac.uk
Kirstein's people tore their hair for a while on that and I remember some
fairly hot debates about this until Internet mail formats (as in RFC 722,
822 etc) were agreed as standard.


On Tue, Mar 15, 2016 at 4:54 AM, Olivier MJ Crepin-Leblond <ocl at gih.com>

> On 15/03/2016 05:33, Dave Crocker wrote:
> > However I seem to recall % also being used for source-routing on Bitnet,
> > which was originally completely independent of uucp mail or arpanet mail.
> I'm surprised nobody's spoken of VAX/VMS Mail where the first field was
> that of the mailer used.
> In most systems is was one of MX%, IN%, or SMTP%.
> For example: MX%"John.Doe at example.com"
> But in the UK (and I believe in some cases outside the UK too), we ended
> up using Coloured Book Software (
> https://en.wikipedia.org/wiki/Coloured_Book_protocols ) which, in
> addition to not recognising a mix of %, ", @ also used NRS notation (
> https://en.wikipedia.org/wiki/JANET_NRS ), which required gateways to
> Email addressing was therefore a bit more sporty:
> To: John.Doe at example.ac.uk-> CBS%uk.ac.example::John.Doe
> To: John.Doe%node2 at example.ac.uk-> CBS%uk.ac.example::node2::John.Doe
> Of course, JANET was an acaemic network so if needing to email
> example.com, you'd need to route it specifically via NSS (or later,
> nsfnet-relay) or Bitnet node UKACRL:
> Tp: John.Doe%example.com at uk.ac.ucl.cs.nss ->
> CBS%uk.ac.ucl.cs.nss::com.example::John.Doe or
> CBS%uk.ac.earn-relay::com.example:John.Doe
> To: ...sun!mcvax!ukc!example!John.Doe  ->
> CBS%uk.ac.ucl.cs.nss::com.sun::"mcvax!ukc!example!John.Doe"
> (worth noting that the UUCP gateway at UKC was only allowing email from
> Janet if your establishment had a billing agreement with them. If not,
> you needed to route via uunet/sun in the US.
> Most challenging was sending to X.400 emails via uk.ac.ean-relay -- and
> often the return address parser got itself in a real mess. But you can
> see that seldom was @ used. It all went out the window in the early 90s.
> Kindest regards,
> Olivier
> --
> Olivier MJ Cr?pin-Leblond, PhD
> http://www.gih.com/ocl.html
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