多选题In Layer 2 topologies， spanning-tree failures can cause loops in the network. These unblocked loops cancause network failures because of excessive traffic. Which two Catalyst 6500 features can be used to limitexcessive traffic during spanning-tree loop conditions？（）Aloop guardBstorm controlCstorm suppressionDbroadcast suppressionEBPDU guard
多选题
In Layer 2 topologies， spanning-tree failures can cause loops in the network. These unblocked loops cancause network failures because of excessive traffic. Which two Catalyst 6500 features can be used to limitexcessive traffic during spanning-tree loop conditions？（）
A
loop guard
B
storm control
C
storm suppression
D
broadcast suppression
E
BPDU guard
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