Which IS － IS router is equivalent to an ABR in OSPF?() A. Level 2 - 3B. Level 1 - 2C. Level 2D. Level 0E. Level 3F. Level 1
Which IS － IS router is equivalent to an ABR in OSPF?()
A. Level 2 - 3
B. Level 1 - 2
C. Level 2
D. Level 0
E. Level 3
F. Level 1
相关考题：
Which router translates the Type 7 LSAs into Type 5 LSAs, according to RFC 1587 (OSPF NSSAOption) in an OSPF NSSA with more than one ABR?() A. The router receiving the route translates the Type 7 LSA into a Type 5 LSA.B. The ABR with the lowest router ID translates all Type 7 LSAs into Type 5 LSAs.C. The ABR with the highest router ID translates all Type 7 LSAs into Type 5 LSAs.D. All ABRs translate the Type 7 LSAs into Type 5 LSAs depending on which one has the lowest cost to the route.
Which three pre－conditions must be met before an OSPF router can perform graceful restart? () A. Router must be an ABR.B. Router must contain one sham link.C. The network topology must be stable.D. Router must be able to forward packets.E. Neighbors must support graceful restart.
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.
To make OSPF area 4 totally stubby, the following command was issued on the ABR in router configuration mode: area 4 stub.Which two things need to be done to finish making area 4 a totally stubby area?（）A. Apply the area 4 stub command to all routers in the areaB. On the ABR, use the area 4 stub command with the no - summary keywordC. On the ABR, specify a default cost for the area with the area default - cost commandD. On the ABR, use the default - information originate command to inject a default route into area 4E. Use the auto - cost command on each router in the area to automatically determine the cost to other OSPF areas
What is the purpose of the OSPF router ID in a OR／BOR election?() A. It is used with the OSPF priority values to determine which OSPF router will become the DR or BOR in a point-to-point networkB. It is used with the OSPF priority values to determine which interface will be used to form a neighbor relationship with another OSPF routerC. It is used with the OSPF priority values to determine which router will become the DR or BOR in a multi access networkD. It is used to determine which interfaces will send Hello packets to neighboring OSPF routers
Which command enables OSPF for IPv6?() A. router ospf ipv6 process - idB. ipv6 ospf process - idC. router ospf process - idD. ipv6 router ospf process - id
Which of the following is an OSPF configuration parameter that is used on an ABR, but not on an internal router?() A. A virtual link to area 0.B. OSPF summarization command.C. default - cost extension to the area command.D. no - summary extension to the area stub comm and.E. None of the other alternatives apply
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 stubB. On all Area 3 routers router ospf 10 area 3 stubC. On all Area 3 routers router ospf 10 area 3 stub no - summaryD. On the ABR router ospf 10 area 3 nssaE. On the ABR rou ter ospf 10 area 3 stub no - summary
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 1B.Router(config)#router ospf 0C.Router(config)#router ospf area 0D.Router(config-router)#network 192.168.16.0 0.0.0.255 area 0E.Router(config-router)#network 192.168.16.0 0.0.0.255 0F.Router(config-router)#network 192.168.16.0 255.255.255.0 area 0
在OSPF路由协议中,一台ABR(AreaBorderRouter)同时可以是如下哪些角色(). A.IR（Internal Router）B.BR（Backbone Router）C.ASBRD.Stub Router
Which of the following is an OSPF configuration parameter that is used on an ABR, but not on an internal router？（）A、A virtual link to area 0.B、OSPF summarization command.C、default - cost extension to the area command.D、no - summary extension to the area stub comm and.E、None of the other alternatives apply
Which command enables OSPF for IPv6?（）A、router ospf ipv6 process - idB、ipv6 ospf process - idC、router ospf process - idD、ipv6 router ospf process - id
Which of the following are not true OSPF LSA rules？（）A、OSPF LSA type 5 triggers an LSA type 7 at an ABR between an NSSA and the backbone areaB、OSPF LSA type 1 triggers an LSA type 3 at an ABR.C、OSPF LSA type 7 triggers an LSA type 5 at an ABR between an NSSA and the backbone areaD、OSPF LSA type 3 triggers an LSA type 4 at an ABR.E、OSPF LSA type 5 triggers an LSA type 7 at an A5BR but only in N5SAsF、OSFP LSA type 2 triggers an LSA type 3 at an ABR
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 1B、Router(config)#router ospf 0C、Router(config)#router ospf area 0D、Router(config-router)#network 192.168.16.0 0.0.0.255 area 0E、Router(config-router)#network 192.168.16.0 0.0.0.255 0F、Router(config-router)#network 192.168.16.0 255.255.255.0 area 0
What is the purpose of the OSPF router ID in a OR/BOR election?（）A、It is used with the OSPF priority values to determine which OSPF router will become the DR or BOR in a point-to-point networkB、It is used with the OSPF priority values to determine which interface will be used to form a neighbor relationship with another OSPF routerC、It is used with the OSPF priority values to determine which router will become the DR or BOR in a multi access networkD、It is used to determine which interfaces will send Hello packets to neighboring OSPF routers
Area Border Router （ABR） is a router located on the border of one or more OSPF areas that connect those areas to the backbone network. An ABR will inject a default route into which two types of areas？（）A、Area 0B、NSSAC、Totally stubbyD、Stub
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 0B、Router(config-router)# network 192.168.10.0 0.0.0.255 area 0C、Router(config-router)# network 192.168.10.0 255.255.255.0 area 0D、Router(config)# router ospf 0E、Router(config)# router ospf 1
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 1B、Router(config)#router ospf 0C、Router(config)#router ospf area 0D、Router(config-router)#network 192.168.16.0 0.0.0.255 area 0E、Router(config-router)#network 192.168.16.0 0.0.0.255 0F、Router(config-router)#network 192.168.16.0 255.255.255.0 area 0
Which of the following is true about an OSPF area border router (ABR)?（）A、The ABR must have multiple interfaces connected to the backbone areAB、An ABR is a router with two interfaces, each connected to a different nonbackbone areAC、The only requirement to be considered an ABR is at least one interface connected to the backbone areAD、An ABR must have at least one interface in the backbone area plus at least one other interface in a nonbackbone areA
Which IS - IS router is equivalent to an ABR in OSPF?（）A、Level 2 - 3B、Level 1 - 2C、Level 2D、Level 0E、Level 3F、Level 1
单选题Which IS - IS router is equivalent to an ABR in OSPF?（）ALevel 2 - 3BLevel 1 - 2CLevel 2DLevel 0ELevel 3FLevel 1
多选题在OSPF路由协议中，一台ABR（AreaBorderRouter）同时可以是如下哪些角色（）.AIR（Internal Router）BBR（Backbone Router）CASBRDStub Router
多选题To make OSPF area 4 totally stubby, the following command was issued on the ABR in router configuration mode: area 4 stub.Which two things need to be done to finish making area 4 a totally stubby area?（）AApply the area 4 stub command to all routers in the areaBOn the ABR, use the area 4 stub command with the no - summary keywordCOn the ABR, specify a default cost for the area with the area default - cost commandDOn the ABR, use the default - information originate command to inject a default route into area 4EUse the auto - cost command on each router in the area to automatically determine the cost to other OSPF areas
单选题Which router translates the Type 7 LSAs into Type 5 LSAs, according to RFC 1587 (OSPF NSSAOption) in an OSPF NSSA with more than one ABR?（）AThe router receiving the route translates the Type 7 LSA into a Type 5 LSA.BThe ABR with the lowest router ID translates all Type 7 LSAs into Type 5 LSAs.CThe ABR with the highest router ID translates all Type 7 LSAs into Type 5 LSAs.DAll ABRs translate the Type 7 LSAs into Type 5 LSAs depending on which one has the lowest cost to the route.
单选题Which of the following is an OSPF configuration parameter that is used on an ABR, but not on an internal router？（）AA virtual link to area 0.BOSPF summarization command.Cdefault - cost extension to the area command.Dno - summary extension to the area stub comm and.ENone of the other alternatives apply
单选题In JUNOS software, which statement is true regarding the OSPF advertisement of the loopback IP address on the ABR?（）AWhen Area 0 is active, the loopback interface must be configured in OSPF for it to be advertised.BWhen Area 0 is active, the loopback address is automatically advertised into other areas.CWhen Area 0 is active, the OSPF router-id must match the loopback address for the loopback address to be advertised.DWhen Area 0 is active, the router-id must be configured for the loopback address to be advertised.
单选题Which of the following is true about an OSPF area border router (ABR)?（）AThe ABR must have multiple interfaces connected to the backbone areABAn ABR is a router with two interfaces, each connected to a different nonbackbone areACThe only requirement to be considered an ABR is at least one interface connected to the backbone areADAn ABR must have at least one interface in the backbone area plus at least one other interface in a nonbackbone areA