單項(xiàng)選擇題

Your network has a mixture of Fast Ethernet and Gigabit Ethernet links. What needs t o be done to ensure optimal data routing when using OSPF?（）

A. Nothing. OSPF will determine the most optimal path for routing data by default.
B. Adjust the hello and dead timers for more rapid detection of link failures.
C. Increase the reference - bandw idth used to calculate the interface default metrics, on all routers in your network.
D. Set the priority values on every broadcast interface to ensure that the designated and backup designated routers are the routers with the most processor and memory resources.

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多項(xiàng)選擇題

Refer to the exhibit. Two routers are connected by Frame Relay and are running OSPF bet ween them. Each router has been configured with the appropriate network statements under router ospf 1, but the routers are not forming an adjacency. Which of the following three commands could be configured on each router to correct this problem?（）

A. RouterC(config - if)#ip ospf network broadcast   RouterD(config - if)#ip ospf network broadcast
B. RouterC(config - if)#ip ospf network point - to - point   RouterD(config - if)#ip ospf network point - to - point
C. RouterC(config - router)#neighbor 10.100. 100.4   RouterD(config - router)#neighbor 10.100.100.3
D. RouterC(config - router)#neighbor 10.255.255.254   RouterD(config - router)#neighbor 10.255.255.253

單項(xiàng)選擇題

Refer to the exhibit. What is the effect of the OSPF configuration on router B?（）

A. All interfaces will be in area 0
B. The router will be an ABR with s1/0 in area 0 and f0/0 and 0/1 in area 1
C. The route r will be an ABR with s1/0 in area 0 and f0/0 and 0/1 in area 2
D. The router will be an ABR with s1/0 in area 0, f0/0 in area 1, and f0/1 in area 2

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Your network has a mixture of Fast Ethernet and Gigabit Ethernet links. What needs t o be done to ensure optimal data routing when using OSPF?（）

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Refer to the exhibit. What is the effect of the OSPF configuration on router B?（）

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