"David Debono" <[EMAIL PROTECTED]> wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...

> They still exist and are being used, although not as much as before.
> What is interesting about TCP/IP as a way of communicating is that
> there are now many differing systems with a shared connectivity model.
> Heterogenous (sp?). hasn't made things any simpler as each has merits
> and disadvantages. Do you remember the original IBM 13 layer OSI
> model?

It's funny, you are hitting all of my high points.  IBM came out with their
micro-channel PC architecture about 1993.  It was far superior to even what
is being used today, had real plug-play and lots of other advantages.  It
was also completely proprietary.  Microsoft helped all of the hardware
manufacturers come up with their own architecture standard.  This effort
virtually killed IBM's attempt to corner the market.

OSI, the nomenclature is slipping, Open Systems Interconnectivity, something
like that?  Came out about 1988?  If that is the thing, I remember it.  Very
ambitious, was not adopted by industry, was the last major innovation IBM
tried before their big fall.  I thought that they were toast, but Gerstner
brought them back from the dead.  The man deserves a Nobel prize.

Anyway, IBM invented client/server back around 1965 with their TSO products
and CICS.  A lot of people forget that.



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