[ih] A paper

Bob Purvy bpurvy at gmail.com
Sun Jul 18 08:37:32 PDT 2021


I would hope after all that, especially Jack and Vint and Andrew's awesome
summaries, you will just withdraw the paper.

As Patrik said, after 1990 or so, you did start to see some commercial
considerations creeping it. Interestingly enough, my own 1994 effort (RFC
1697) had *all* the major commercial RDBMS vendors participating.
Fortunately for me (and I don't hold this up as an example to anyone else),
I realized that an SNMP MIB was not critical to anyone's business, and the
vendors' representatives just wanted to finish so they could tell their
bosses they'd accomplished something. So I *was* able to get them all to
cooperate in about nine months.

Had this been an OSI effort, though, everyone's pet idea would have had to
be incorporated, and it would have taken ten times that long.

On Sun, Jul 18, 2021 at 7:57 AM vinton cerf via Internet-history <
internet-history at elists.isoc.org> wrote:

> TCP/IP benefitted from the NCP work on ARPANET and the application
> protocols that were developed such as TELNET, FTP and eventually SMTP among
> others. The first paper on TCP was published in May 1974 and detailed TCP
> specifications were the product of a team working at Stanford with visitors
> from Norway, France, Japan and Xerox PARC and were released as RFC 675 in
> December 1974. Implementation started in 1975 at Stanford, BBN, University
> College London and SRI International. In the Fall of 1976, I joined Bob
> Kahn at ARPA and implementation and refinement of the protocols continued.
> During these formative years leading up to the TCP/IP flag day on January
> 1, 1983, I do not recall anything but pragmatics driving the development.
> We were all focused on getting internetworking to work with different
> packet networking technologies and different computer types and operating
> systems. The original Network Working Group philosophy permeated this
> effort as did the subsequent International Network Working Group which
> later became IFIP 6.1. The protocol architecture was deliberately kept open
> to new ideas and participation expanded from those under research contract
> to DARPA to a broader community as the capability became more widely
> available through research and education networks, commercial sources, and
> open implementations for operating systems from IBM, Digital Equipment
> Corporation, Hewlett-Packard, Berkeley (ATT/UNIX), BBN's TENEX, 3COM, SUN
> Microsystems and others.
>
> Attempts to retrofit political motivations onto what was a pragmatic
> engineering effort strike me as strained and artificial.  Speaking for
> myself, in the late 1980s, I felt a personal motivation to see the
> technology commercialized and welcomed INTEROP and the eventual permission
> to interconnect the commercial MCI Mail system (along with others) to the
> Internet because I hoped an economic engine could be ignited to support
> access to the Internet by the general public and private sector. I was
> enthusiastic about the founding of the Internet Society, partly as a legal
> home for the IETF/IRTF/IAB and also as a means to promote a philosophy
> (policy) of open networking. Perhaps more political elements can be
> discerned especially with the arrival of the World Wide Web and the
> numerous applications that capability spawned.
>
>
> On Sun, Jul 18, 2021 at 9:48 AM Andrew G. Malis via Internet-history <
> internet-history at elists.isoc.org> wrote:
>
> > I WAS there in the 80s, at BBN, where I worked first on the ARPAnet
> writing
> > IMP code, and then later I managed, at DARPA's direction, the ARPAnet
> > transition from NCP to TCP/IP. I also wrote reports for the DoD to help
> > them plan their "eventual" transition from TCP/IP to ISO/GOSIP/CLNP/TP4,
> > which as we all know never actually happened. I was also writing RFCs
> > before the IETF was even established. So I've got some amount of personal
> > knowledge here. :-)
> >
> > IMHO, NONE of the decisions made at the time were "political" in nature.
> > TCP/IP won over OSI because it was designed by a group of people (largely
> > grad students at the time) that were interested in creating something
> that
> > worked, and once they had a protocol design, they wrote the code for
> > prototypes and tested it out both in locally in their labs and using the
> > ARPAnet as a testbed for making it work over a WAN, which they had access
> > to as they were students. They saw what worked and what didn't, and then
> > refined the specs and implementations to match. All of this work
> happening
> > in the open arena resulted in the relatively rapid development of freely
> > accessible specifications and implementations that anyone could obtain
> and
> > play with. As has been said elsewhere, that resulted in it being taught
> to
> > other students, and them playing with it in their labs, resulting in a
> > broad knowledge base entering industry. Meanwhile, the free code was
> > adopted by and incorporated into the major OSes of the day, especially
> the
> > various flavors of UNIX, or was available as add-on implementations,
> either
> > free or commercial (such as FTP Software's stack for DOS and early
> > Windows). And much of this happened even before the IETF existed!
> >
> > Meanwhile, OSI kept plodding along, but you had to pay for the
> > specifications in order to just read them., and at the time whatever
> > implementations that existed weren't free, and couldn't hold a candle to
> > what was freely available for TCP/IP.
> >
> > The folks working on OSI were very aware of TCP/IP and had a lot of good
> > ideas for improvements, and could have won if their specifications and
> > implementations had also been freely available, and if their timing had
> > been better (earlier rather than later).
> >
> > Cheers,
> > Andy
> >
> >
> >
> > On Sun, Jul 18, 2021 at 2:55 AM Patrik Fältström via Internet-history <
> > internet-history at elists.isoc.org> wrote:
> >
> > > On 18 Jul 2021, at 1:08, Bob Purvy via Internet-history wrote:
> > >
> > > > Are there some decisions you think were *not* made for technical
> > > reasons? Particularly in the 80s.
> > >
> > > I was not present in standardisation in the 80s. I started around 1990.
> > > Over time, I saw, specifically when later being area director and in
> IAB,
> > > arguments be other parameters visible in market economy. From my
> > > perspective, calendaring was the first real situation when technical
> > > arguments did not have any role at all in the IETF. It was just market
> > > economy (and the ability to expand the market the sponsors of the
> > > technologies had).
> > >
> > >    Patrik
> > > --
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> > >
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