Last Modified: Oct 06, 2020
Opened: Feb 20, 2014
Head-of-line blocking due to egress ports honoring RX pause frames, may result in ingress back-pressure drops on internal higig ports.
Blades honoring received pause frames on external interfaces can causes the internal higig interfaces on those blade to block all the ingress traffic, including MPI traffic.
RX pause enabled on external interfaces.
Disabling front-panel RX pause can prevent effects of the front-panel pause frames propagating.