> On Jul 17, 2016, at 3:26 PM, Paul Koning <paulkon...@comcast.net> wrote: > >> >> On Jul 17, 2016, at 12:12 PM, John Forecast <j...@forecast.name> wrote: >> >> >>> On Jul 17, 2016, at 11:13 AM, Paul Koning <paulkon...@comcast.net> wrote: >>> >>> >>>> On Jul 17, 2016, at 11:06 AM, John Forecast <j...@forecast.name> wrote: >>>> >>>>> ... >>>>> I suppose so. Rumor had it that Phase I only existed on RSX, but it >>>>> appears that there was a PDP-8 implementation as well. Phase II was >>>>> implemented on lots of DEC systems, from TOPS-10 to RT-11 to RSTS/E. My >>>>> initial involvement with DECnet was as the DECnet/E kernel guy, upgrading >>>>> DECnet/E from Phase II to Phase III. >>>>> >>>> I worked at a customer site in Sweden which consisted of a pair of >>>> 11/40’s running >>>> RSX-11D and DECnet Phase I. I’m pretty sure that Phase I only ran on >>>> 11D in the RSX >>>> family. >>> >>> I'd always heard that. But recently I found Phase I documents, which >>> include protocol specifications of a sort, sufficient to tell that it >>> wouldn't be compatible with Phase II and couldn't readily be made to be. >>> (In particular, NSP works rather differently.) And that document was for a >>> PDP-8 OS. >>> >> I meant that RSX-11D was the only supported PDP-11 OS. The RTS/8 >> DECNET/8 >> SPD is up on bitsavers with a date of May 1977 so it was already a late >> addition to >> the Phase I development - I had joined the networking group in the Mill >> in Feb 1977 >> to work on Phase II. The SPDs for those Phase II products were dated >> Jun 1978 >> which seems about right. > > So does that mean that RTS/8 DECnet Phase I was built but not shipped? Or > shipped but not supported? The document I referred to is a full manual > "RTS/8 DECNET/8 User's Guide, Order No. AA-5184A-TA". A note at the start > says "converted from scanned text 1-Jun-1996" and just below that "First > printing, February 1977". Chapter 6 is a fairly detained description of > protocol message formats, which look vaguely like NSP as we know it but only > vaguely. > I don’t know if it ever shipped. An SPD would imply that it got pretty far along in the release process.
> paul