多項(xiàng)選擇題Which of the following characteristics describe the Root Guard feature?(Choose all that apply.)()

A.The port must be put into forwarding state manually after root-inconsistent state has beencorrected
B.A Root Guard port receiving superior BPDU goes into a root-inconsistent state
C.A Root Guard port receiving inferior BPDU goes into a root-inconsistent state
D.While the port is in a root-inconsistent state no user data is sent across that port
E.The port returns to a forwarding state if inferior BPDUs stop
F.It should be applied to all switch ports


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1.多項(xiàng)選擇題Which of the following would provide good baseline documentation to have on hand whenanalyzing potential problems?(Choose all that apply.)()

A.User authentication ID and password
B.User profile
C.Output of debug
D.Output of show interface
E.Result of ping
F.Output of show process cpu

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C.Provides separate services for authentication, authorization, and accounting
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4.單項(xiàng)選擇題Which of the following commands will remove all dynamic entries for a router’s NAT table?()

A.clear nat translations
B.clear ip nat translations*
C.clear ip nat statistics
D.clear ip nat transactions*
E.clear ip nat translations
F.clear ip nat translations all

5.多項(xiàng)選擇題Which of the following are correct statements?()

A.EIGRP advertises the best routes to its neighbor
B.EIGRP uses "cost" to determine best path
C.EIGRP allows unequal cost load balancing
D.OSPF requires neighbor adjacencies before updates are sent
E.EIGRP advertises all routes to its neighbor
F.OSPF allows unequal cost load balancing

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