题目
A.show spanning-tree
B.show root all
C.show spann-ing-tree port root VLAN
D.show spanning-tree summary
第1题
A.spanning-tree vlan 30 priority 0
B.spanning-tree vlan 30 priority 16384
C.spanning-tree vlan 30 root guarantee
D.spanning-tree vlan 30 root primary
第3题
A.show spanning-tree
B.show running-config
C.show startup-config
D.show vlan
第4题
A.show spanning-tree
B.show running-config
C.show startup-config
D.show vlan
第5题
A.show spanning-tree
B.show running-config
C.show startup-config
D.show vlan
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