OSPF协议中，ABR的不同端口可能运行在不同的area中，其中一定有接口运行在（）当中。A、area0B、area1C、area10D、area100
OSPF协议中，ABR的不同端口可能运行在不同的area中，其中一定有接口运行在（）当中。
- A、area0
- B、area1
- C、area10
- D、area100
相关考题：
【问题3】（6分）原 A 企业采用 OSPF 作为路由协议，协议进程规划为 1，二级节点作为 area0 边界且往下分别归属于不同的area。 原B企业采用OSPF作为路由协议， 协议进程规划为 10，分支节点作为 area0 边界且往下分别归属于不同的 area。合并前 A、B 两企业之间采用静态路由连接。请提供两种基于OSPF协议的路由整合方案思路。
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
Refer to the exhibit. What is the effect of the OSPF configuration on router B?() A. All interfaces will be in area 0B. The router will be an ABR with s1/0 in area 0 and f0/0 and 0/1 in area 1C. The route r will be an ABR with s1/0 in area 0 and f0/0 and 0/1 in area 2D. The router will be an ABR with s1/0 in area 0, f0/0 in area 1, and f0/1 in area 2
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
下列关于OSPF协议的说法中，错误的是（ ）。A.OSPF 的每个区域（Area） 运行路由选择算法的一个实例B.OSPF 采用Dijkstra 算法计算最佳路由C.OSPF路由器向各个活动端口组播Hello分组来发现邻居路由器D.OSPF协议默认的路由更新周期为30秒
Which statement about OSPF ASBR summary LSA is true？（）A、It is generated by an ASBR and indicates the reachability to an ABR located in another area.B、It is generated by ABR and indicates the reachability to an ASBR located in another AS.C、It is generated by ABR and indicates reachability to itself.D、It is generated by ABR and indicates the reachability to an ASBR located in another area.E、It is generated by ASBR and indicates the reachability to an ABR.
一个AS包含三个OSPF区域，分别是骨干区域，Area1和Area2，Area1有两个网段20.1.1.0/24、20.1.2.0/24，以下关于区域间路由聚合描述正确的是？（）A、缺省情况下，区域1的ABR会对路由进行聚合B、为了使Area2的ABR向Area2中通告聚合路由，需要在Area2的ABR上对路由进行聚合C、可以在骨干区域上任意一个路由器对路由进行聚合D、为了使Area2的ABR向Area2中通告聚合路由，需要在Area1的ABR上对路由进行聚合
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
下列关于网络中OSPF的区域（Area）说法正确的是？（）A、网络中的一台路由器可能属于多个不同的区域，但是必须有其中一个区域是骨干区域B、网络中的一台路由器可能属于多个不同的区域，但是这些区域可能都不是骨干区域C、只有在同一个区域的OSPF路由器才能建立邻居和邻接关系D、在同一个AS内多个OSPF区域的路由器共享相同的LSDB
以下关于OSPF协议中Area（区域）概念的描述中不正确的是（）。A、每个Area中有自己的LSDB，不同Area的LSDB是不同的B、为了标识出自己所属的Area，RouterLSA（Type=1）中携带了Area信息C、为了标识出自己所属的Area，LSA头部中携带了Area信息D、为了标识出自己所属的Area，OSPF报文头部中携带了Area信息
在OSPF网络中，以下说法中不正确的是（）。A、在一个运行OSPF动态路由协议的网络中，一台路由器可以同时为ABR和ASBRB、在一个运行OSPF动态路由协议的网络中，ABR不可以同时为ASBRC、在一个运行OSPF动态路由协议的网络中，ASBR不可以是区域内路由器D、在一个运行OSPF动态路由协议的网络中，一台路由器可以属于两个或两个以上的区域，但是最多只能作为一个区域的ABR
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
下面关于OSPF协议中AREA（区域）的概念，下列说法中错误的是？（）A、每个A·REA·中由自己的LSDB·，不同AREA的LSD·B·是不相同的B、在OSPF中，建议每个区域中路由器的数量为50到100个C、每个区域都用一个32位的整数AREA· ID·来标识，且必须保证A·REA· ID·在自治系统内唯一D、区域的标识AREA ID·必须向相关的国际组织申请，不可自行指定
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
多选题在RSTP协议中定义了与STP中不同的端口角色，其中不能处于转发状态的端口角色的是（）ARoot PortBDesignated PortCBackup PortDAlternate Port
单选题Which statement about OSPF ASBR summary LSA is true？（）AIt is generated by an ASBR and indicates the reachability to an ABR located in another area.BIt is generated by ABR and indicates the reachability to an ASBR located in another AS.CIt is generated by ABR and indicates reachability to itself.DIt is generated by ABR and indicates the reachability to an ASBR located in another area.EIt is generated by ASBR and indicates the reachability to an ABR.
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 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