400G forwarding - how does it work?
Masataka Ohta
mohta at necom830.hpcl.titech.ac.jp
Mon Aug 8 11:33:45 UTC 2022
Saku Ytti wrote:
>> which is, unlike Yttinet, the reality.
>
> Yttinet has pesky customers who care about single TCP performance over
> long fat links, and observe poor performance with shallow buffers at
> the provider end.
With such an imaginary assumption, according to the end to end
principle, the customers (the ends) should use paced TCP instead
of paying unnecessarily bloated amount of money to intelligent
intermediate entities of ISPs using expensive routers with
bloated buffers.
> Yttinet is cost sensitive and does not want to do
> work, unless sufficiently motivated by paying customers.
I understand that if customers follow the end to end principle,
revenue of "intelligent" ISPs will be reduced.
Masataka Ohta
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