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 broadcastB. RouterC(config - if)#ip ospf network point - to - point RouterD(config - if)#ip ospf network point - to - pointC. RouterC(config - router)#neighbor 10.100. 100.4 RouterD(config - router)#neighbor 10.100.100.3D. RouterC(config - router)#neighbor 10.255.255.254 RouterD(config - router)#neighbor 10.255.255.253
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
相关考题：
You are running OSPF between two ERX Edge Routers across an OC－12c link with HDLC encapsulation.How many designated routers are present for this link?() A.0B.1C.2D.3
Which of the following must match for two directly connected routers running OSPF to establish a neighbor adjacency?() A. area IDsB. process IDsC. router IDsD. hello timers
Refer to the exhibit. OSPF is configured on all routers in the network. Area 5 is configured as an NSSA areA. The RIPv2 routes are redistributed into the OSPF domain on router R5. What two types of LSAs will be originated by router R5?（）A. type 1 Router LSAB. type 2 Network LSAC. type 3 Network Summary LSAD. type 4 ASBR Summary LSAE. type 5 AS External LSAF. type 7 NSSA External LSA
Refer to the exhibit. Which two Cisco IOS commands on R2 would verify its OSPF neighbor relationships?() A.show ip ospfB.show ip ospf interfaceC.show ip ospf neighborD.show ip ospf databaseE.show ip ospf statisticsF.show running - config begin router ospf
Refer to the exhibit. OSPF is running throughout the network. You want to minimize the propagation of LSAs into and out of A rea 1. Which OSPF feature would best achieve this goal? () A. stubB. totally stubbyC. NSSAD. totally NSSA
Refer to the exhibit. You have completed an OSPF implementation, and you are verifying OSPF operation. You notice that router A and router B are stuck in the two - way state. From the show ip ospf interface command output, what is the cause of this issue?（）A. All OSPF implementations must have at le ast one interface in area 0.B. You are attempting to run in the broadcast mode over an NBMA interface.C. Both routers are configured to function as a BDR; therefore, there is no DR router.D. Someone has changed the OSPF router ID; therefore you must clear the OSPF process.E. The OSPF priority is set to 0 on both routers; therefore neither can become the DR.
Refer to the exhibit. Looking at the topology diagram and the partial router configurations shown, which statement is true? () A.The NProuter has two OSPF neighbors in the Full adjacency stateB.The NProuter serial0/0 interface has the OSPF dead timer set to 10 secondsC.The NProuter serial0/0 interface has been configured with an OSPF network type of pointtopointD.The 10.1.1.1 and 10.1.1.2 routers are not using the default OSPF dead and hello timers settingE.The Mismatched error is caus ed by the expiration of the OSPF timers
Refer to the exhibit. You are the network administrator of the Route.com company. You have been tasked to implement a hub and spoke EIGRP topology over Frame Relay to provide connectivity between the networks at headquarters and all 300 spokes. Before you begin the actual implementation, which three pieces of information are more important to know than the others?（）A. the Committed Information Rate of all the Frame Relay PVCsB. the Cisco IOS version running on all the routersC. the router model number of all the spoke routersD. the number of HQ networks connected behind the headquarter routersE. the routing policy, such as whether or not the spokes can be used as backup transient point between the two headquarter routers
Refer to the exhibit. Which st atement is true?() A. Router RTA is the BDRB. Router RTA is directly connected to interface 192.168.45.1C. Neighbor 192.168.45.1 has changed its OSPF priority numberD. Router RTA and neighbor 192.168.45.2 are exchanging OSPF LSAs
OSPF is configured over a Frame Relay network as shown in the exhibit. All PVCs are active.However, R1 and R3 fail to see all OSPF routes in their routing tables. The show ip ospf neighbor command executed on R2 shows the state of t he neighbors. What should be done to fix the problem? （）A. The ip ospf network broadcast command should be configured on each Frame Relay interfaceB. The ip ospf network non -broadcast command should be configured on each Frame Relay interfaceC. Th e ip ospf priority value on the spoke routers should be set to 0D. The ip ospf priority value on the hub router should be set to 0E. The neighbor command should be configured under the OSPF routing process on all routers
Refer to the exhibit. When running OSPF, What would cause router A not to form an adjacency with router B?() A.The loopback addresses are on different subnetsB.The value of the dead timers on the router are differentC.Route summarization is enabled on both routersD.The process indentifier on router A is different than the process identifier on router B
If the OSPF protocol is used to connect customer edge （CE） routers to service provider edge（PE） routers in the VPN backbone， which two options best describe the use of SHAM links？（）A、A sham-link is created between any twoo VPN sites that belong to the same OSPF area and share an OSPF backdoor linkB、A sham-link is seen as an intra-area link between PE routers，an OSPF adjacency is created and data base is exchangedC、A SHAM link is created between two directly connected PE routers so that it is preferred over the low speed backdoor doorD、A SHAM link is part of OSPF network of MPLS-VPN provider
Refer to the exhibit. When running EIGRP, What is required for RouterA to exchange routing updates with RouterC?（）A、As numbers must be changed to match on all the routers.B、Loopback interface must be configured so a DR is elected.C、The no auto-summary command is needed on Router A and Router C.D、Router B needs to have two network statements, one for each connected network.
A company has a Frame Relay WAN with one central - site router and 100 branch office routers. A partial mesh of PVCs exists: one PVC between the central site and each of t he 100 branch routers. All routers use point - to - point subinterfaces and one subnet per PVC. Which of the following is true about OSPF in this design?（）A、The central site router has 100 fully adjacent neighborships with the 100 branchesB、The central site router has neighborships with all branch routers, but fully adjacent neighbors with only two branchesC、The central site router has a neighborship with the Frame Relay switcHD、None of the other answers is correct
You are running OSPF between two ERX Edge Routers across an OC-12c link with HDLC encapsulation. How many designated routers are present for this link?（）A、0B、1C、2D、3
Ten routers, R1 through R10, connect in a partial mesh over Frame Relay. For the mesh, R1 and R2 have PVCs connected to all other routers, but Routers R3 through R10 act as branch routers, with only two PVCs - one to R1 and one to R2. The routers u se IP subnet 10.1.1.0/24, with addresses 10.1.1.1, 10.1.1.2, and so on, through 10.1.1.10, respectively. The routers all use Inverse ARP to learn Frame Relay mapping information. All routers use a multipoint subinterface with network type point - tomultip oint nonbroadcast. A co - worker's implementation plan lists lots of configuration commands related to this design. The design states that all hosts should be able to ping all other hosts. Which commands are required for proper functioning of OSPF in this case?（）A、frame - relay map commands on R3 - R10 referencing the other routers in this groupB、Nine OSPF neighbor commands on each routerC、Nine OSPF neighbor commands on R1 and R2, with only two such commands on R3 - R10D、R1 and R2 with ip ospf prio rity 1 commands to ensure they become DR and BDRE、R3 - R10 with ip ospf priority 0 commands to ensure they do not become DR or BDR
Refer to the exhibit. What is the meaning of the term dynamic as displayed in the output of the show frame-relay map command shown?（）A、The Serial0/0 interface is passing traffic.B、The DLCI 100 was dynamically allocated by the routerC、The Serial0/0 interface acquired the IP address of 172.16.3.1 from a DHCP serverD、The DLCI 100 will be dynamically changed as required to adapt to changes in the Frame Relay cloudE、The mapping between DLCI 100 and the end station IP address 172.16.3.1 was learned through Inverse ARP
Customer X has a hub-and-spoke Frame Relay network， with a central office and two branch offices （RemoteA and RemoteB）. Each location has only one physical link to the Frame Relay cloud and RemoteB has a router that is not a Cisco router. Since the installation， there is no connectivity between RemoteB and the central office. What is a possible solution to this issue？ （）A、 Because Frame Relay IETF encapsulation is only configurable at interface level， you must use IETF encapsulation on all routers.B、 This is not a possible scenario. A dedicated Frame Relay link to RemoteB is mandatory at the central office.C、 The router at RemoteB must be replaced by a Cisco router.D、 Use Frame Relay IETF encapsulation on a per-VC basis on the central office router.E、 There is a problem in the Frame Relay cloud， because Cisco routers are compatible with IETF Frame Relay.
单选题You are running OSPF between two ERX Edge Routers across an OC-12c link with HDLC encapsulation. How many designated routers are present for this link?（）A0B1C2D3
单选题Refer to the exhibit. When running EIGRP, What is required for RouterA to exchange routing updates with RouterC?（）AAs numbers must be changed to match on all the routers.BLoopback interface must be configured so a DR is elected.CThe no auto-summary command is needed on Router A and Router C.DRouter B needs to have two network statements, one for each connected network.
单选题Refer to the exhibit. What is the meaning of the term dynamic as displayed in the output of the show frame-relay map command shown?（）AThe Serial0/0 interface is passing traffic.BThe DLCI 100 was dynamically allocated by the routerCThe Serial0/0 interface acquired the IP address of 172.16.3.1 from a DHCP serverDThe DLCI 100 will be dynamically changed as required to adapt to changes in the Frame Relay cloudEThe mapping between DLCI 100 and the end station IP address 172.16.3.1 was learned through Inverse ARP
多选题Ten routers, R1 through R10, connect in a partial mesh over Frame Relay. For the mesh, R1 and R2 have PVCs connected to all other routers, but Routers R3 through R10 act as branch routers, with only two PVCs - one to R1 and one to R2. The routers u se IP subnet 10.1.1.0/24, with addresses 10.1.1.1, 10.1.1.2, and so on, through 10.1.1.10, respectively. The routers all use Inverse ARP to learn Frame Relay mapping information. All routers use a multipoint subinterface with network type point - tomultip oint nonbroadcast. A co - worker's implementation plan lists lots of configuration commands related to this design. The design states that all hosts should be able to ping all other hosts. Which commands are required for proper functioning of OSPF in this case?（）Aframe - relay map commands on R3 - R10 referencing the other routers in this groupBNine OSPF neighbor commands on each routerCNine OSPF neighbor commands on R1 and R2, with only two such commands on R3 - R10DR1 and R2 with ip ospf prio rity 1 commands to ensure they become DR and BDRER3 - R10 with ip ospf priority 0 commands to ensure they do not become DR or BDR
多选题If the OSPF protocol is used to connect customer edge （CE） routers to service provider edge（PE） routers in the VPN backbone， which two options best describe the use of SHAM links？（）AA sham-link is created between any twoo VPN sites that belong to the same OSPF area and share an OSPF backdoor linkBA sham-link is seen as an intra-area link between PE routers，an OSPF adjacency is created and data base is exchangedCA SHAM link is created between two directly connected PE routers so that it is preferred over the low speed backdoor doorDA SHAM link is part of OSPF network of MPLS-VPN provider
单选题Which of the following is true concerning Frame Relay multipoint subinterfaces?（）AAn IP address is required on the physical interface of the central router.BAll routers are required to be fully meshed.CAll routers must be in the same subnet to forward routing updates and broadcasts.DMultipoint is the default configuration for Frame Relay subinterfaces.
单选题Customer X has a hub-and-spoke Frame Relay network， with a central office and two branch offices （RemoteA and RemoteB）. Each location has only one physical link to the Frame Relay cloud and RemoteB has a router that is not a Cisco router. Since the installation， there is no connectivity between RemoteB and the central office. What is a possible solution to this issue？ （）A Because Frame Relay IETF encapsulation is only configurable at interface level， you must use IETF encapsulation on all routers.B This is not a possible scenario. A dedicated Frame Relay link to RemoteB is mandatory at the central office.C The router at RemoteB must be replaced by a Cisco router.D Use Frame Relay IETF encapsulation on a per-VC basis on the central office router.E There is a problem in the Frame Relay cloud， because Cisco routers are compatible with IETF Frame Relay.
多选题Which of the following must match for two directly connected routers running OSPF to establish a neighbor adjacency?（）Aarea IDsBprocess IDsCrouter IDsDhello timers
单选题A company has a Frame Relay WAN with one central - site router and 100 branch office routers. A partial mesh of PVCs exists: one PVC between the central site and each of t he 100 branch routers. All routers use point - to - point subinterfaces and one subnet per PVC. Which of the following is true about OSPF in this design?（）AThe central site router has 100 fully adjacent neighborships with the 100 branchesBThe central site router has neighborships with all branch routers, but fully adjacent neighbors with only two branchesCThe central site router has a neighborship with the Frame Relay switcHDNone of the other answers is correct