单选题Traffic drop for FCoE is experienced across a Nexus 5548 switch. What is a possible cause？（）A Server’s CNA does not support DCBX and PFC TLV was not negotiated.B A no-drop class has not been configured for FCoEC The system is running with the default QOS policies.D The link is oversubscribed.
单选题
Traffic drop for FCoE is experienced across a Nexus 5548 switch. What is a possible cause？（）
A
Server’s CNA does not support DCBX and PFC TLV was not negotiated.
B
A no-drop class has not been configured for FCoE
C
The system is running with the default QOS policies.
D
The link is oversubscribed.
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