During a recent OSPF election among three routers, RTA was elected the DR and RTB was elected the BDR, as seen in the graphic. Assume that RTA fails, and that RTB takes the place ofthe DR whi le RTC becomes the new BDR. What will happen when RTA comes back online?()
A. A new election will take place establishing an all new DR and BDR based on configured priority levels and MAC addresses.
B. RTA will take the place of DR immediately upon esta blishing its adjacencies.
C. RTA will take the place of DR only if RTB fails.
D. RTA will take the place of DR only if both RTB and RTC fail.
第1题:
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 network
B. It is used with the OSPF priority values to determine which interface will be used to form a neighbor relationship with another OSPF router
C. It is used with the OSPF priority values to determine which router will become the DR or BOR in a multi access network
D. It is used to determine which interfaces will send Hello packets to neighboring OSPF routers
第2题:
A. RTA will not establish an OSPF adjacency w ith RTB
B. RTA will send OSPF hello packets, but will not send OSPF updates
C. RTA will not accept OSPF hello packets from RTB
D. RTA will send OSPF updates, but will not establish an adjacency with RTB
第3题:
如图所示,管理员在RTA上配置了如下命令,则描述正确的是()。
A.RTA仍然能够学习到RTB发布的路由信息
B.RTB仍然能够学习到RTB发布的路由信息
C.RTA的邻居信息里不包括RTB
D.RTB的邻居信息里不包括RTA
第4题:
A.RTB到RTA没有单播路由
B.RTA路由器学习不到RP信息
C.RTA和RTB没有组播路由
D.RTA学习到的RP不是RTB
第5题:
Refer to the exhibit. Router RTA is the hub router for routers RTB and RTC. The Frame Relay network is configured with EIGRP, and the entire network is in autonomous system 1. However,router RTB a nd RTC are not receiving each other‘s routes. What is the solution?()
A.Check and change the access lists on router RTA
B.Configure the auto summary command under router eigrp 1 on router RTA
C.Configure subinterfaces on the spoke routers and assig n different IP address subnets for each subinterface
D.Issue the no ip split horizon command on router RTA
E.Issue the no ip split horizon eigrp 1 command on router RTA
F.Configure a distribute list on router RTA that allows it to advertise all r outes to the spoke routers
第6题:
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.
第7题:
A. Dev - 1 is the DR because it has a lower OSPF router ID
B. Dev - 3 is the DR because it has a higher OSPF router priority
C. Both Dev - 1 and Dev - 3 are using the def ault OSPF router priority
D. Dev - 3 is the DR because it has a lower OSPF router ID
E. Dev - 1 is the DR because it has a higher OSPF router priority
第8题:
A.A
B.B
C.C
D.D
第9题:
The internetwork infrastructure of company XYZ consists of a single OSPF area as shown in the graphic. There is concern that a lack of router resources is impeding internetwork performance. As part of examining the router resources, the OSPF DRs need to be known. All the router OSPF priorities are at the default and the router IDs are shown with each router. Which routers are likely to have been elected as DR?()
A.Corp-1
B.Corp-2
C.Corp-3
D.Corp-4
E.Branch-1
F.Branch-2
第10题: