单项选择题
At which layer of the OSI model does the Spanning Tree Protocol （STP） operate at？（）
A.Layer 5
B.Layer 4
C.Layer 3
D.Layer 2
E.Layer 1
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相关考题
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单项选择题
Which command would display OSPF parameters such as filters，default metric，maximum paths，and number of areas configured on a outer（）
A.show ip protocol
B.show ip route
C.show ip ospfinterface
D.show ip ospf
E.show ip nterface
F.None of the other alternatives apply -
多项选择题
An OSPF link can be in multiple states at any givenmoment(ie.Exstart,exchange,full). Which two IOS commands let you view the state of the link（）
A.show ip ospf
B.show ip protocols
C.show ip ospfneighbor
D.show ip ospfinterface -
单项选择题
You have amulti-area OSPF network and you’re concerned because one of the sites is having connectivity problem to resources in a different area. Which IOS privileged mode command would you enter to confirm that your network ：A.has a path to itsABR，B.has a path to itsASBR，and C.the SPF calculation is functional（）
A.show ip protocols
B.show running-config
C.show ip ospfneighbor
D.show ip ospfborder-routers
