on that picture, UCL would have been running triple (or maybe even
quadruple) staccks - we had the x.25/colour book (you did i think),
and the cambridge ring stuff, as well as some weird port expanders and
so on......

to get email between 2 pdp11/44s on a cambridge ring at one point we
used to use the external loopnack on an LSI/11 satnet (simp) interface
as far as i recall which meant that in theory, email goijng across the
room went about 35,000 miles....so you could say that the
interplanetary internet started in the earlie 1980s in a small
basement room....

In message <[EMAIL PROTECTED]>, Bob Braden typed:

 >>  *> >
 >>  *> >However, I have to observe that this strange thing called ARPANET
 >>  *> >appears to be using private addresses :-)
 >>  *> 
 >>  *> And I assume there were ALGs to translate between NCP and TCP hosts...
 >>  *> 
 >>  *> 
 >>
 >>Nope. Dual stacks. 
 >>
 >>Bob Braden
 >>
 >>
 >>  *>                 --Steve Bellovin, http://www.research.att.com/~smb
 >>  *> 
 >>  *> 
 >>  *> 
 >>

 cheers

   jon

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