[e2e] Why was hop by hop flow control eventually abandonded?

Bob Braden braden at isi.edu
Tue Jul 16 14:24:18 PDT 2013

I believe that hop-by-hop flow control only works with per-flow state in 
the routers (see X.25 for example). Once the decision was made that the 
routers should be stateless, end-to-end flow control was the only 
option. That is what the end-to-end principle is all about.

Bob Braden

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