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 0B、TestKingRouter(config)# router ospf 1C、TestKingRouter(config)# router ospf area 0D、TestKing

下面哪条命令是正确的，如果要将192.168.1.0/24的业务网段发到OSPF的area0（)

A.Router(config-router)network 192.168.1.0 0.0.0.2550

B.Router(config-router)network 192.168.1.0 0.0.0.255 area0

C.Router(config-router)network 192.168.1.0 255.255.255.255 area0

D.Router(config-router)network 192.168.1.0 0.0.0.0 area0

Refer to the exhibit. During the process of configuring a virtual link to connect area 2 with the backbone area, the network administrator received this console message on R3:*Mar 1 00:2 5:01.084: %OSPF -4- ERRRCV: Received invalid packet: mismatch area ID, from backbone area must be virtual link but not found from 20.20.20.1, Serial 0 .How should the virtual link be configured on the OSPF routers to establish full connectivity between the areas?（）

A.R1(config - router)# area 0 virtual - link 1.1.1.1R3(config - router)# area 2 virtual - link 3.3.3.3

B.R1(config - router)# area 1 virtual - link 2.2.2.2 R3(config - router)# area 1 virtual - link 2.2.2.2

C.R1(config - router)# area 1 virtual - link 20.20 .20.2 R3(config - router)# area 1 virtual - link 30.30.30.2

D.R1(config - router)# area 1 virtual - link 30.30.30.3 R3(config - router)# area 1 virtual - link 20.20.20.1

E.R1(config - router)# area 1 virtual - link 3.3.3.3 R3(config - router)# area 1 virtual - link 1.1 .1.1

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) Rounter(config)# router ospf63

Rounter(config-router)# network 169.111.0.0 0.0.0.0 area 0

Rounter(config_router)# area o range 169.111.0.0 255.255.0.0

B) Rounter(config)# router ospf63

Rounter(config-router)# network 169.111.0.0 255.255.0.0 area 0

Rounter(config-router)# area o range 169.111.0.0 255.255.0.0

C) Rounter(config)# router ospf63

Rounter(config-router)# network 169.111.0.0 0.0.255.255 area 0

Rounter(config_router)# area o range 169.1-11.0.0 255.255.0.0

D) Rounter(config)# router ospf63

Rounter(config_router)# network 169.111.0.0 0.0.255.255 area 0

Rounter(config-router)# area o range 169.111.0.0 0.0.255.255

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

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

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

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 99Router(config-if) network 10.0.0.0 255.0.0.0 area 0Based 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.

G. All of the above are likely problems.

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 169.111.0.0 255.255.0.0

B．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 169.111.0.0 255.255.0.0

C．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 169.111.0.0 255.255.0.0

D．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

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

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