单项选择题

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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热门试题

单项选择题WhichcommandisusedtodetermineifahosthasloggedintotheFibreChannelfabric？（）

A. show flogi database
B. show system fc login
C. show npv flogi-table
D. show npv fcns database
E. show interface vfc X flogi
F. show interface flogi

多项选择题LosslessEthernetforFCoEisachievedthroughtheuseofwhichfeatures？（）

A. Priority flow control
B. Buffer-to-buffer credits
C. TCP retransmission
D. Ethernet checksum
E. QoS policies

单项选择题WhichstatementistrueaboutTheQoSClassFibreChannel？（）

A. Cannot be disabled
B. Cannot have the CoS changed
C. Can have "Packet Drop" enabled
D. Is multicast optimized
E. Can have the MTU changed

单项选择题WhenbuildingaNICteam（virtualportchannel）betweenahostandapairofCiscoNexus5000SeriesSwitchesthatwillcarryFCoEtraffic，whatisthemaximumnumberofphysicallinksthatcanexistintheteam？（）

A. 1
B. 2
C. 4
D. 5
E. 16

单项选择题WhichstatementiscorrectaboutthenumberofavailableQoSsystemclassesinFCoE？（）

A. It’s hard-set and cannot be disabled
B. It’s configurable， with an upper limit of 16
C. It’s hard-set but cannot disable best-effort and Fibre Channel
D. It’s hard-set but can disable all but one class
E. It’s configurable with an upper limit of eight