[e2e] Congestion control as a hot topic in IETF
scott.brim at gmail.com
Mon Mar 4 10:41:32 PST 2013
On Mon, Mar 4, 2013 at 12:45 PM, Bob Braden <braden at isi.edu> wrote:
> I hope that people of this E2E list are reading the current thread on the
> IETF list about choosing a
> new Transport Area director who is/is not an expert in congestion control.
> Some of you have
> been around long enough to recall the congestion collapse of the
> (NSF-sponsored) Internet, before
> Van J showed us how to not be stupid when he defined the basic TCP CC
> mechanism. They/we
> invented the concept of "TCP Friendly" to try to head off a race to the
> bottom while providing
> an easy-to-understand criterion for acceptable CC.
> It seems like an interesting question for research to determine whether
> widespread adoption
> of some future transport protocol with an ill-advised or inadequate CC
> mechanism could still
> cause congestion collapse of large areas of the Internet,or only local
> patches. Or has
> that been researched and I missed it?
> Congestion control seems a bit like riding a unicycle -- even after you
> learn how to do it,
> you have to pay attention every moment or you are in danger of falling off.
> Bob Braden
Yup :-). I was astounded at the "why is congestion control important"
question. I'm holding back, not being an expert. I hope he gets 30+
answers ... but so far it seems to have shut everyone up.
When I was for-profit I was told "nobody ever made money on the
control plane". That could be the problem.
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