[ih] NIC, InterNIC, and Modelling Administration

[John Day]

Yea, I agree with Dave.  Layering was very well established by 75.

There have to be papers perhaps not in conferences or journals, but 
it was common easily by 72, if not before.



  At 14:57 -0800 2011/02/18, Dave Walden wrote:
>Matthias,
>I'm not sure if my email address is accepted by the IH list.  If 
>not, will you please forward this message to the list.  See my notes 
>below your notes below.
>Dave
>
>You said:
>      According to my research ca. one year ago, there are a host of prior
>      papers essentially anticipating in full the point made in the 1977
>      Davidson et al paper.
>>     - Walden (Host-to-Host Protocols, 1975; reprinted in a 1978
>>       McQuillan/Cerf tutorial published by IEEE) comes up with the famous
>>       Figure with all the Arpanet protocols stacked on top of each other
>>       (and some bypassing others) -- that Figure also features in the 1977
>>       Davidson et al paper
>
>The following is not intended to add substance to the current 
>discussion of laying on the IH list -- just to give a tiny personal 
>note.  The full reference to Walden, 1975 is "Host-to-Host 
>Protocols," International Computer State of the Art Report No. 24: 
>Network Systems and Software, Infotech, Maidenhead, England, 
>published 1975, pp. 287-316; reprinted in A Practical View of 
>Computer Communication Protocols, J.M. McQuillan and V.G. Cerf, 
>IEEE, 1978, pp. 172-204.
>
>Lyman Chapin told me at the time of his book with David Piscitello 
>(Open Systems Networking) that my 1975 paper was the first 
>(published?) instance he had found of that protocol layers figure. 
>That sort of surprised me as at the time the idea of layering had 
>been around (in my memory) since nearly the beginning, and my memory 
>was that we used that figure rather widely.  I do believe (although 
>old memories can be faulty) that I in fact was the person who first 
>drew that *particular version* of the laying figure to illustrate 
>how it seemed to me that the layers went together and that there was 
>some skipping around layers. I'm not sure if I drew it for the 1975 
>conference or earlier for some technical report to ARPA or other 
>informal note, and surely it was based on common knowledge at the 
>time.
>
>If the 1977 Davidson paper being mentioned is our six-author paper 
>on TELNET, the history there is that I conceived of the paper and 
>asked the other authors to participate, and Bob Thomas and I did the 
>integration of the individual parts with the paper passed around for 
>review as is normal for collaborative writing projects.  The author 
>order is of course alphabetical.  Including the layers figure in 
>there was surely my idea.