Dave Taht wrote:
But as fair queuing does not scale at all, they disappeared long ago.What do you mean by FQ, exactly?
Fair queuing is "fair queuing" not some queuing idea which is, by someone, considered "fair". See, for example, https://en.wikipedia.org/wiki/Fair_queuing
"5 tuple FQ" is scaling today
Fair queuing does not scale w.r.t. the number of queues. Masataka Ohta