[e2e] What is the meaning of "end-to end"?
demir at usc.edu
Mon May 21 16:58:17 PDT 2001
Ooops. From "not unicast routing" cyriptic, my conclusion was:
n = 0 : Nocasting
n = 1 : Unicasting
n >= 2 : Multicasting
where n determines "the number of casting". However, I see that I
interpreted "n" in two different ways in my below comments. :) I'll be
more careful :)
Alper K. Demir
On Mon, 21 May 2001, demir wrote:
> > As for the meaning of "end-to-end", I hope you will not think me
> > frivolous if I say that it means what it says. In any computer
> > communication, there are n >= 2 end points, called "end systems" by the
> > OSI folks and "hosts" by the Internet crowd (or sometimes vice versa).
> > End-to-end protocol issues are those that operate between (or among)
> > two (or more) end systems. In this (simplistic) view, the network has
> > two parts, the "ends" (hosts) and the middle (routers). Because of the
> > statelessness of Internet routers, end-to-end issues are particularly
> Philosophically, I think, n >= 0. However, traditional computer
> communication systems are based on n >= 2. I assume the "complexity"
> depends on how big n is.
> Alper K. Demir
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