Wanted: ISO level 4

[Barry Margolin]

In article <5313 at brl-tgr.ARPA> gwyn at brl-tgr.ARPA (Doug Gwyn <gwyn>) writes:
>"ISO level 4 (the transport level)" is an abstraction.
>It can be realized in different ways, and has been on systems
>such as 4.2BSD.  You need to find out just what your friend is
>really after.

ISO has defined a standard Transport Protocol.  I believe that this is
commonly referred to as TP4.  It is quite similar to DoD's Internet
Protocol (IP), I think.  In any case, it is not just an abstraction any
more.
-- 
    Barry Margolin
    ARPA: barmar at MIT-Multics
    UUCP: ..!genrad!mit-eddie!barmar