搜题

【单选题】

OSPF is configured over a Frame Relay network as shown in the exhibit. All PVCs are active.However, R1 and R3 fail to see all OSPF routes in their routing tables. The show ip ospf neighbor command executed on R2 shows the state of t he neighbors. What should be done to fix the problem? （）<br /> <img src="https://nimg.ppkao.com/2018-07/yiyu/201807301142501396.jpg?sign=06ae55e5d2e4079c1f9a91fdec87d345&t=62d6289c" />

A、The ip ospf network broadcast command should be configured on each Frame Relay interface

B、The ip ospf network non -broadcast command should be configured on each Frame Relay interface

C、Th e ip ospf priority value on the spoke routers should be set to 0

D、The ip ospf priority value on the hub router should be set to 0

E、The neighbor command should be configured under the OSPF routing process on all routers

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更多“ OSPF is configured over a Frame Relay network as shown in the exhibit. All PVCs are active.However, R1 and R3 fail to see all OSPF routes in their routing tables. The show ip ospf neighbor command executed on R2 shows the state of t he neighbors. What should be done to fix the problem? （）<br /> <img src="https://nimg.ppkao.com/2018-07/yiyu/201807301142501396.jpg?sign=06ae55e5d2e4079c1f9a91fdec87d345&t=62d6289c" />”相关的问题

第1题

[单选题] A network administrator is trying to add a new router into an established OSPF network.The networks attached to the new router do not appear in the routing tables of the other OSPF routers.Given the information in the partial configuration shown below,what configuration error is causing this problem? （）Router(config)#router ospf 1Router(config-router)#network 10.0.0.0 255.0.0.0 area 0

A、The process id is configured improperly B、The OSPF area is configured improperly C、The network wildcard mask is configured improperly D、The network number is configured improperly E、The AS is configured improperly F、The network subnet mask is configuerd improperly

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第2题

[单选题] A network administrator is trying to add a new router into an established OSPF network.The networks attached to the new router do not appear in the routing tables of the other OSPF routers.Given the information in the partial configuration shown below,what configuration error is causing this problem?（） Router(config)#router ospf 1 Router(config-router)#network 10.0.0.0 255.0.0.0 area 0

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第3题

[单选题] You try to add a new router into the established Testking OSPF network. The networks attached to the new router do not appear in the routing tables of the other OSPF routers.The new router was configured for OSPF in the following way: Router(config)# router ospf 99 Router(config-if)# network 10.0.0.0 255.0.0.0 area 0 Based on this information, what is the most likely problem?（）

A、The process id is configured improperly. B、The OSPF area is configured improperly. C、The network wildcard mask is configured improperly. D、The network number is configured improperly. E、The AS is configured improperly. F、The network subnet mask is configured improperly. H、All of the above are likely problems.

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第4题

[多选题] Routers R1 and R2, OSPF neighbors in area 0 over their Fa0/0 interfaces (respectively), currently both successfully use OSPF MD5 authentication. The OSPF configuration includes the area 0 authentication command under the router ospf 1 command. Which of the following commands must have been configur ed on R1's Fa0/0 interface?（）

A、ip ospf authentication null B、ip ospf authentication message - digest C、ip ospf authentication -key whatever- it - is D、ip ospf message - digest - key 1 md5 whatever - it - is E、ip ospf md5 1 key whatever - it - is

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第5题

[单选题] A new router, named TK1, is being installed. You wish to add this router to your existing OSPF network. In doing so, you configure the following: TK1(config)# router ospf 1 TK1(config-router)# network 10.10.10.0 255.255.255.0 area 0 After making this change, you notice that the networks attached to TK1 are not being learned by the other OSPF routers. What could be the cause of this?（）

A、The AS is not correctly configured B、The network subnet mask is incorrectly configured C、The network wildcard mask is configured incorrectly D、The network number is not correctly configured E、The process id is configured incorrectly F、None of the above

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第6题

[单选题] As an experienced Network Engineer, you are responsible for network connectivity and system configuration. Which of the following protocols will be supported by Cisco Nonstop Forwarding (NSF)?（）

A、ISSU，OSPF，IS-IS B、IETF，OSPF，ISSU C、IS-IS，EIGRP，SSO，BGP D、EIGRP，BGP，OSPF，IS-IS

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第7题

[单选题] Refer to the exhibit. Router C was configured so that it could form an adja cency with three OSPF neighbors, one connected to each of its three physical interfaces. Which statement is correct about router C?（）

A、It is configured and functioning correctly as an OSPF internal router. B、It is configured and functioning correc tly as an ABR attached to stub area 4. C、It is configured and functioning correctly as an ASBR attached to external area 4. D、It is configured and functioning correctly as an ABR attached to totally stubby area 4. E、It is not configured correctly to function as specified.

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第8题

[] When the Cisco IOS OSPF command ip ospf dead-interval minimal hello-multiplier 5 is configured， which two statements are true？（）

A、A.OSPF hello interval is 5 seconds B、B.OSPF hello interval is 1 second C、C.OSPF dead interval is 1 second D、D.OSPF dead interval is 5 seconds E、E.OSPF dead interval is 20 seconds F、F.OSPF hello interval is 0.2 second

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第9题

[单选题] A network planning diagram shows a large internetwork with many routers. The configurations show that OSPF has been enabled on all interfaces, I P addresses correctly configured, and OSPF workinG. For which of the following cases would you expect a router to create and flood a Type 2 LSA?（）

A、When OSPF is enabled on a LAN interface, and the router is the only router connected to the subnet. B、 When OSPF is enabled on a point - to -point serial link, and that router has both the higher router ID and higher interface IP address on the link. C、When OSPF is enabled on a Frame Relay point - to - point subinterface, has the lower RID and lower subinterfa ce IP address, and otherwise uses default OSPF configuration on the interface. D、When OSPF is enabled on a working LAN interface on a router, and the router has been elected BDR. E、None of the other answers is correct.

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第10题

[单选题] When verifying OSPF virtual link problems, which is an important item to check on the two transit OSPF routers?（）

A、OSPF process ID B、OSPF router ID C、OSPF network type D、OSPF memory usage E、OSPF CPU utilization F、OSPF stub area configurations

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