Introduced as a practical WFQ implementation in 1997 by B. Beusaou, K.T. Chan, and D.H.K. Tsang. No longer requires tracking of arrival times. Each queue is issued credits on a regular intervals.

In our two previous QoS videos, we saw how to classify and mark traffic, but that alone doesn’t alter the behavior of the traffic. We need some other mechanism to make a decision (e.g. a forwarding ...