Router R1 sits inside OSPF area 1. Router R2 redistributes an E1 route into OSPF for prefix 2.2.2.0/24, with external metric 20. Router R22 redistributes an E2 route for the same prefix/length, external metric 10.Under what conditions will R1 choose as it

题目

Router R1 sits inside OSPF area 1. Router R2 redistributes an E1 route into OSPF for prefix 2.2.2.0/24, with external metric 20. Router R22 redistributes an E2 route for the same prefix/length, external metric 10.Under what conditions will R1 choose as it s best route the route through R22?（）

A. R1 will always choose the route through R22.

B. As long as R1‘s best internal OSPF cost to reach R22 is less than 10.

C. As long as R1‘s best internal OSPF cost to reach R22 is less than 20.

D. R1 will never choo se the route through R22 if the E1 route through R2 is available.

相似考题

1.某园区网采用OSPF路由协议，参与OSPF的网络地址是169.111.0.0/16 Cisco路由器的正确配置是A．Router (config) #router ospf 63 Router (config-router) #network 169.111.0.0 0.0.0.0 area 0 Router (config-router) #area 0 range 169.111.0.0 255.255.0.0B．Router (config) #router ospf 63 Router (config-router) # network 169.111.0.0 255.255.0.0 area 0 Router (config-router) #area 0 range 169.111.0.0 255.255.0.0C．Router (config) #router ospf 63 Router (config-router) #network 169.111.0.0 0.0.255.255 area 0 Router (config-router) #area 0 range 169.111.0.0 255.255.0.0D．Router (config) #router ospf 63 Router (config-router) #network 169.111.0.0 0.0.255.255 area 0 Router (config-router) #area 0 range 169.111.0.0 0.0.255.255

2.Refer to the exhibit. OSPF has been configured on all routers in the network. However, router R1 does not receive a default route to router R2 as in tended. Which configuration change would ensure that R1 would receive a default route from R2? （）A. Add the area 1 stub command on routers R1.B. Add the always keyword to the default - information originate configuration command on router R2.C. Remov e the default information originate configuration command from router R2 and place it on router R1.D. Add the ip route 5.0.0.0 255.255.255.0 0.0.0.0 command to router R2.

3.Refer to the exhibit and the partial configuration on router R2. On router R4 all RIP routes are redistributed into the OSPF domain. A second redistribu tion is configured on router R2 using a route map. Based on the configuration on router R2, which EIGRP external routes will be present in the routing table of R1?（）A. the routes originating from the RIP routing domainB. the routes originating from the OSPF stub areaC. all OSPF inter and intra - area routesD. all routes originating from RIP and OSPF routing domains

4.Router R1 has been configured with the redistribute ospf 1 route - map fred command under router eigrp 1. The route map named fred needs to be configured to match routes to d etermine which routes are redistributed into EIGRP.Which of the following answers lists an item that cannot be matched by route map fred?（）A. Subnet numberB. Next - hop router IP address of the routeC. Whether the route is an E1 or E2 routeD. The ro ute‘s tagE. The number of router hops between the router and the subnet

更多“Router R1 sits inside OSPF area 1. Router R2 redistributes an E1 route into OSPF for prefi ”相关问题

  • 第1题：

    RouterAdebug ip ospf events OSPF events debugging is on RouterA 04:43:16: OSPF: Rcv pkt from 10.3.0.2, Ethernet0/1, area 0.0.0.1 mismatch area 0.0.0.2 in the header 04:43:19: OSPF: Rcv hello from 10.100.100.3 area 0 from Ethernet0/0 10.1.0.1 04:43:19: OSPF: End of hello processing Refer to the exhibits. What can be done to fix the problem?（）

    A. Change router B E0/1 interface to area 0.

    B. Change router A interface E0/1 to area 0.0.0.2.

    C. Configure the E0/1 i nterfaces of router A and router B to be in area 0.

    D. Shut down the E0/1 interfaces in router A and router B as OSPF does not allow "back doors" between areas.

    E. Remove the E0/1 interfaces in router A and router B from the OSPF process. Use static rou tes to route data directly from router A to router B to avoid passing data through router C in area 0.


    参考答案：C

  • 第2题：

    Refer to the exhibit. OSPF is configured on all routers in the network. On the basis of the show ip ospf n eighbor output, what prevents R1 from establishing a full adjacency with R2? ()

    A. Router R1 will only establish full adjacency with the DR and BDR on broadcast multi- access networks.

    B. Router R2 has been elected as a DR for the broadcast multiaccess network in OSPF area 1.

    C. Routers R1 and R2 are configured as stub routers for OSPF area 1 and OSPF area 2.

    D. Router R1 and R2 are configured for a virtual link between OSPF area 1 and OSPF area 2.

    E. The Hello parameters on routers R1 and R2 do not m atch.


    参考答案：A

  • 第3题：

    Which commands are required to properly configure a router to run OSPF and to add network 192.168.16.0／24 to OSPF area 0?()

    A.Router(config)#router ospf 1

    B.Router(config)#router ospf 0

    C.Router(config)#router ospf area 0

    D.Router(config-router)#network 192.168.16.0 0.0.0.255 area 0

    E.Router(config-router)#network 192.168.16.0 0.0.0.255 0

    F.Router(config-router)#network 192.168.16.0 255.255.255.0 area 0


    参考答案：A, D

  • 第4题：

    Router R1 is redistributing between two OSPF processes. Given the configuration shown, which includes all commands in the route map named fred, which of the following answers is true regarding the redistribution into OSPF process 1?（） router ospf 1 redistribute ospf 2 external 2 route - map fred ! route - map fred permit 10 match ip address 1 set metric - type type - 1

    • A、No routes are redistributed because a route cannot be both E1 and E2.
    • B、Only OSPF E2 routes in the OSPF 2 domain will be considered for redistribution.
    • C、Inside the OSPF 2 domain, any formerly E2 routes will become E1 routes.
    • D、Routes permitted by ACL 1 will be redistributed, regardless of whether the routes are E1 or E2 routes.

    正确答案:B

  • 第5题：

    Router R1 has been configured with the redistribute ospf 1 route - map fred command under router eigrp 1. The route map named fred needs to be configured to match routes to d etermine which routes are redistributed into EIGRP. Which of the following answers lists an item that cannot be matched by route map fred?（）

    • A、Subnet number
    • B、Next - hop router IP address of the route
    • C、Whether the route is an E1 or E2 route
    • D、The ro ute's tag
    • E、The number of router hops between the router and the subnet

    正确答案:E

  • 第6题：

    Examine the following excerpt from the show ip eigrp topology 10.2.2.0/24 command on router R1.Which answer can be verified as definitely true based on this output?（） External data: Originating router is 10.1.1.1 AS number of route is 1 External protocol is OSPF, external metric is 64 Administrator tag is 0 (0x00000000)

    • A、R1 is the router that redistributed the route
    • B、R1's metric to reach subnet 10.2.2.0/24 is 64
    • C、The route was redistributed on a router that has a router ospf 1 command configured
    • D、R1 is redistributing a route to prefix 1 0.2.2.0/24 into OSPF

    正确答案:C

  • 第7题：

    Which of the following OSPF commands, when used together, will put the network 192.168.10.0/24 into OSPF area 0?（）

    • A、Router(config-router)# network 192.168.10.0 0.0.0.255 0
    • B、Router(config-router)# network 192.168.10.0 0.0.0.255 area 0
    • C、Router(config-router)# network 192.168.10.0 255.255.255.0 area 0
    • D、Router(config)# router ospf 0
    • E、Router(config)# router ospf 1

    正确答案:B,E

  • 第8题：

    Router R1 sits inside OSPF area 1. Router R2 redistributes an E1 route into OSPF for prefix 2.2.2.0/24, with external metric 20. Router R22 redistributes an E2 route for the same prefix/length, external metric 10. Under what conditions will R1 choose as it s best route the route through R22?（）

    • A、R1 will always choose the route through R22.
    • B、As long as R1's best internal OSPF cost to reach R22 is less than 10.
    • C、As long as R1's best internal OSPF cost to reach R22 is less than 20.
    • D、R1 will never choo se the route through R22 if the E1 route through R2 is available.

    正确答案:D

  • 第9题：

    单选题
    Router R1 sits inside OSPF area 1. Router R2 redistributes an E1 route into OSPF for prefix 2.2.2.0/24, with external metric 20. Router R22 redistributes an E2 route for the same prefix/length, external metric 10. Under what conditions will R1 choose as it s best route the route through R22?（）
    A

    R1 will always choose the route through R22.

    B

    As long as R1's best internal OSPF cost to reach R22 is less than 10.

    C

    As long as R1's best internal OSPF cost to reach R22 is less than 20.

    D

    R1 will never choo se the route through R22 if the E1 route through R2 is available.


    正确答案： A
    解析： 暂无解析

  • 第10题：

    多选题
    Which commands are required to properly configure a router to properly configure a router to run OSPF and to add network 192.168.16.0/24 to OSPF area 0？（）
    A

    Router（config）#router ospf 1

    B

    Router（config）#router ospf 0

    C

    Router（config）#router ospf area 0

    D

    Router（config-router）#network 192.168.16.0 0.0.0.255 area 0

    E

    Router（config-router）#network 192.168.16.0 0.0.0.255 0

    F

    Router（config-router）#network 192.168.16.0 255.255.255.0 area 0


    正确答案： F,D
    解析： 暂无解析

  • 第11题：

    多选题
    Which commands are required to properly configure a router to properly configure a router to run OSPFand to add network 192.168.16.0/24 to OSPF area 0？（）
    A

    Router（config）#router ospf 1

    B

    Router（config）#router ospf 0

    C

    Router（config）#router ospf  area 0

    D

    Router（config-router）#network 192.168.16.0 0.0.0.255 area 0

    E

    Router（config-router）#network 192.168.16.0 0.0.0.255 0

    F

    Router（config-router）#network 192.168.16.0 255.255.255.0 area 0


    正确答案： B,C
    解析： 暂无解析

  • 第12题：

    多选题
    Which commands are required to properly configure a router to run OSPF and to add network 192.168.16.0/24 to OSPF area 0?（）
    A

    Router(config)#router ospf 1

    B

    Router(config)#router ospf 0

    C

    Router(config)#router ospf area 0

    D

    Router(config-router)#network 192.168.16.0 0.0.0.255 area 0

    E

    Router(config-router)#network 192.168.16.0 0.0.0.255 0

    F

    Router(config-router)#network 192.168.16.0 255.255.255.0 area 0


    正确答案： C,A
    解析： 暂无解析

  • 第13题：

    When an OSPF design is planned, which implementation can help a router not have memory resource issues?()

    A. Have a backbone area (area 0) with 40 routers and use default routes to reach external destinations

    B. Have a backbo ne area (area 0) with 4 routers and 30,000 external routes injected into OSPF

    C. Have less OSPF areas to reduce the need for interarea route summarizations

    D. Have multiple OSPF processes on each OSPF router. Example, router ospf 1, router ospf 2


    参考答案：A

  • 第14题：

    Refer to the diagram. Which OSPF configuration command is required to configure Area 3 a s atotally stubby area?()

    A. On the ABR router ospf 10 area 3 stub

    B. On all Area 3 routers router ospf 10 area 3 stub

    C. On all Area 3 routers router ospf 10 area 3 stub no - summary

    D. On the ABR router ospf 10 area 3 nssa

    E. On the ABR rou ter ospf 10 area 3 stub no - summary


    参考答案：E

  • 第15题：

    When an OSPF design is planned, which implementation can help a router not have memory resource issues?（）

    • A、Have a backbone area (area 0) with 40 routers and use default routes to reach external destinations
    • B、Have a backbo ne area (area 0) with 4 routers and 30,000 external routes injected into OSPF
    • C、Have less OSPF areas to reduce the need for interarea route summarizations
    • D、Have multiple OSPF processes on each OSPF router. Example, router ospf 1, router ospf 2

    正确答案:A

  • 第16题：

    Which commands are required to properly configure a router to properly configure a router to run OSPFand to add network 192.168.16.0/24 to OSPF area 0？（）

    • A、Router（config）#router ospf 1
    • B、Router（config）#router ospf 0
    • C、Router（config）#router ospf  area 0
    • D、Router（config-router）#network 192.168.16.0 0.0.0.255 area 0
    • E、Router（config-router）#network 192.168.16.0 0.0.0.255 0
    • F、Router（config-router）#network 192.168.16.0 255.255.255.0 area 0

    正确答案:A,D

  • 第17题：

    A router has learned three possible routes that could be used to reach a destination network. One route is from EIGRP and has a composite metric of 20514560. Another route is from OSPF with a metric of 782.The last is from RIPv2 and has a metric of 4. Which route or routes will the router install in the routing table?（）

    • A、Router R2 will not form a neighbor relationship with R1.
    • B、Router R2 will obtain a full routing table, including a default route, from R1.
    • C、R2 will obtain OSPF updates from R1, but will not obtain a default route from R1.
    • D、R2 will not have a route for the directly connected serial network, but all other directly connected

    正确答案:B

  • 第18题：

    Which commands are required to properly configure a router to properly configure a router to run OSPF and to add network 192.168.16.0/24 to OSPF area 0?（）

    • A、Router(config)#router ospf 1
    • B、Router(config)#router ospf 0
    • C、Router(config)#router ospf area 0
    • D、Router(config-router)#network 192.168.16.0 0.0.0.255 area 0
    • E、Router(config-router)#network 192.168.16.0 0.0.0.255 0
    • F、Router(config-router)#network 192.168.16.0 255.255.255.0 area 0

    正确答案:A,D

  • 第19题：

    Which commands are required to properly configure a router to run OSPF and to add network 192.168.16.0/24 to OSPF area 0?（）

    • A、Router(config)#router ospf 1
    • B、Router(config)#router ospf 0
    • C、Router(config)#router ospf area 0
    • D、Router(config-router)#network 192.168.16.0 0.0.0.255 area 0
    • E、Router(config-router)#network 192.168.16.0 0.0.0.255 0
    • F、Router(config-router)#network 192.168.16.0 255.255.255.0 area 0

    正确答案:A,D

  • 第20题：

    什么命令序列将配置一个路由器运行OSPF，并添加网络10.1.1.0/24 area0？（）

    • A、router ospf area 0 network 10.1.1.0 255.255.255.0 area 0
    • B、router ospf network 10.1.1.0 0.0.0.255
    • C、router ospf 1 network 10.1.1.0 0.0.0.255 area 0
    • D、router ospf area 0 network 10.1.1.0 0.0.0.255 area 0
    • E、router ospf network 10.1.1.0 255.255.255.0 area 0
    • F、router ospf 1 network 10.1.1.0 0.0.0.255

    正确答案:D

  • 第21题：

    多选题
    Which commands are required to properly configure a router to run OSPF and to add network 192.168.16.0/24 to OSPF area 0?（）
    A

    TestKingRouter(config)# router ospf 0

    B

    TestKingRouter(config)# router ospf 1

    C

    TestKingRouter(config)# router ospf area 0

    D

    TestKingRouter(config)# network 192.168.16.0 0.0.0.255 0

    E

    TestKingRouter(config)# network 192.168.16.0 0.0.0.255 area 0

    F

    TestKingRouter(config)# network 192.168.16.0 255.255.255.0 area 0


    正确答案： A,D
    解析： 暂无解析

  • 第22题：

    单选题
    Router R1 is redistributing between two OSPF processes. Given the configuration shown, which includes all commands in the route map named fred, which of the following answers is true regarding the redistribution into OSPF process 1?（） router ospf 1 redistribute ospf 2 external 2 route - map fred ! route - map fred permit 10 match ip address 1 set metric - type type - 1
    A

    No routes are redistributed because a route cannot be both E1 and E2.

    B

    Only OSPF E2 routes in the OSPF 2 domain will be considered for redistribution.

    C

    Inside the OSPF 2 domain, any formerly E2 routes will become E1 routes.

    D

    Routes permitted by ACL 1 will be redistributed, regardless of whether the routes are E1 or E2 routes.


    正确答案： B
    解析： 暂无解析

  • 第23题：

    多选题
    On Router R1, process EIGRP 1 is redistributing routes from process OSPF 2, calling route - map fred with the redistribute ospf 2 command. R1 has learned intra - area routes for 10.1.1.0/24 and 10.1.2.0/24 in part due to the Type 2 LSAs known for each subnet. The route map filters route 10.1.1.0/24 and allows 10.1.2.0/24 througH. Which of the following co mmands on router R1 list subnet 10.1.1.0/24?（）
    A

    show ip route

    B

    show ip eigrp topology

    C

    show ip ospf topology

    D

    show ip eigrp topology 10.1.1.0/24


    正确答案： D,C
    解析： 暂无解析

  • 第24题：

    单选题
    Router R1 has been configured with the redistribute ospf 1 route - map fred command under router eigrp 1. The route map named fred needs to be configured to match routes to d etermine which routes are redistributed into EIGRP. Which of the following answers lists an item that cannot be matched by route map fred?（）
    A

    Subnet number

    B

    Next - hop router IP address of the route

    C

    Whether the route is an E1 or E2 route

    D

    The ro ute's tag

    E

    The number of router hops between the router and the subnet


    正确答案： A
    解析： 暂无解析

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