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Cisco ACI Cookbook by Stuart Fordham

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How it works...

Once we select a CoS marking, we must enable the PFC Admin State, which changes the congestion algorithm to No Drop. If we do no select the PFC Admin State, we will receive a warning when we click on Submit:

PFC stands for priority flow control: it prevents frame loss when there is congestion within the network and works on a per-CoS basis.

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