Routers A and B have an OC12c and a GE link between them and are running OSPF over both of these links.Which item is correct， assuming the default JUNOS software OSPF metric calculation？（）A、There are two equal cost paths between A and BB、The GE link is the preferred path between A and BC、The OC12c link is the preferred path between A and BD、Manual metric assignment must be configured to determine the outcome.
Routers A and B have an OC12c and a GE link between them and are running OSPF over both of these links.Which item is correct， assuming the default JUNOS software OSPF metric calculation？（）
- A、There are two equal cost paths between A and B
- B、The GE link is the preferred path between A and B
- C、The OC12c link is the preferred path between A and B
- D、Manual metric assignment must be configured to determine the outcome.
相关考题：
Routers A and B are connected with a point-to-point OC-3 interface. Each router‘s OC-3 interface is configured for both Level 1 and Level 2. The routers are configured in the same area.How many IS-IS adjacencies exist between the two routers?（）A.0B.1C.2D.3
Which two statements are true by default of a multilevel IS－IS network?() A. Level 1 only routers see routes contained in their area.B. Level 1 routers route towards Level 2 routers due to the attached bit.C. Level 2 routers route towards Level 1 routers due to the attached bit.D. Level 2 routers can see routes in other Level 2 areas and routes originated in Level 1 areas.
Which routers must be configured with the same authentication string when configuring OSPFauthentication?() A. all routers on a linkB. all routers in an areaC. all external OSPF peersD. all routers in an OSPF domain
Routers A and B are connected with a point-to-point OC-3 interface. Each routers OC-3 interface is configured for both Level 1 and Level 2. The routers are configured in different areas. How many IS-IS adjacencies exist between the two routers?（）A.0B.1C.2D.3
When multiple routers are used in interconnected networks,the routers exchange information about（）using a dynamic routing protocolA.destination addressesB.IP addressesC.work addressesD.router addresses
Which of the following is true about routers internal to a totally NSSA area?() A. Routers cannot redistribute external routes into the area.B. Routers should have zero Type 3 LSAs in their LSDBs.C. Routers should have zero Type 5 LSAs in their LSDBs.D. Routers should learn default routes from the ABRs attached to the area.
Refer to the exhibit. In a redundant hub - and - spoke deployment using EIGRP, what feature can be used to ensure that routers C through F are not used as transit routers for data traveling from router B to network 10.1.1.0? Select the best response.（）A. Use address summarization at routers C, D, E, and FB. Use the EIGRP Stub featu re on routers C, D, E, and FC. Use passive - interface on the spoke links in routers A and BD. Change the administrative distance in routers A and B for routes learned from routers C, D, E,and F
Which statement is correct about an OSPF sham-link？（）A、A sham-link is a logical link between PE routers that provides an OSPF adjacency between the PE routers and forwards customer traffic across it.B、A sham-link is a logical link between PE routers that provides an OSPF adjacency between the PE routers and carries OSPF LSAs.C、A sham-link is a logical link between PE routers that carries OSPF LSAs and forwards customer traffic across it.D、A sham-link is a point-to-multipoint link that provides an OSPF adjacency between the PE routers and carries OSPF LSAs.E、A sham-link is a point-to-multipoint link that provides an OSPF adjacency between the PE routers and forwards customer traffic across it.
When verifying the OSPF link state database, which type of LSAs should you expect to see within the different OS PF area types?（）A、All OSPF routers in stubby areas can have type 3 LSAs in their database.B、All OSPF routers in stubby areas can have type 7 LSAs in their database.C、All OSPF routers in totally stubby areas can have type 3 LSAs in their database.D、All OSPF routers in totally stubby areas can have type 7 LSAs in their database.E、All OSPF routers in NSSA areas can have type 3 LSAs in their database.F、All OSPF routers in NSSA areas can have type 7 LSAs in their database.
Routers R1 and R2 use HSRP so that one router will back up the other should there be a failure. Which two statements are true about the Hot Standby Router Protocol （HSRP）？ （）A、 Load sharing with HSRP is achieved by creating multiple subinterfaces on the HSRP routers. B、 Routers configured for HSRP can belong to multiple groups and multiple VLANs.C、 Load sharing with HSRP is achieved by creating HSRP groups on the HSRP routers.D、 All routers configured for HSRP load balancing must be configured with the same priority. E、 Routers configured for HSRP must belong to only one group per HSRP interface.
What are two benefits of control plane policing？（）A、protection against denial of service （DoS） attacks at infrastructure routers and switchesB、 protection against known worm attacks in routers and switchesC、quality of service （QoS） control for packets that are sourced from the data plane of Cisco routers and switchesD、quality of service control （QoS） for packets that are destined to the control plane of Cisco routers and switchesE、quality of service （QoS） control for packets that are destined to the data plane of Cisco routers and switches
Which option is true when calculating round-trip delay in IP SLA operations？（）A、The processing time on the end routers is only assessed for operations that involve the responder.B、The processing time on the end routers is only assessed for operations that involve the transmitter.C、The processing time on the end routers is only assessed for operations that involve both the responder and the transmitter.D、The processing time on the end routers is not assessed for neither the responder nor the transmitter.
Which of the following is true about routers internal to a totally NSSA area?（）A、Routers cannot redistribute external routes into the area.B、Routers should have zero Type 3 LSAs in their LSDBs.C、Routers should have zero Type 5 LSAs in their LSDBs.D、Routers should learn default routes from the ABRs attached to the area.
You are developing a verification plan for an upcoming OSPF implementation. Part of this plan is to verify the status of type 3 LSAs within the network. Which routers should you verify first to ensure that the configuration s are correct for generating type 3 LSAs?（）A、Internal routers within the backbone area (area 0)B、Internal routers within the NSSAsC、Internal routers within the stubby areasD、ASBRsE、ABRsF、DRs and BDRs
What are three key concepts that apply when configuring the EIGRP stub routing feature in a hub and spoke network？（）A、A hub router prevents routes from being advertised to the remote router.B、Only remote routers are configured as stubs.C、Stub routers are not queried for routes.D、Spoke routers connected to hub routers answer the route queries for the stub router.E、A stub router should have only EIGRP hub routers as neighbors.F、EIGRP stub routing should be used on hub routers only.
The network consists of a series of routers that are all configured for IBGP. Which one of thefollowing IBGP characteristics is true？（）A、The IBGP routers must always be fully meshedB、The IBGP routers can be in a different ASC、The IBGP routers must be directly connectedD、The IBGP routers do not need to be directly connectedE、None of the other alternatives apply are true
Which of the following routing protocols involves all routers knowing the connections status ofother routers within the network?（）A、RIPv2B、OSPFC、IGRPD、BGP
Which routers must be configured with the same authentication string when configuring OSPF authentication？（）A、all routers on a linkB、all routers in an areaC、all external OSPF peersD、all routers in an OSPF domain
单选题The network consists of a series of routers that are all configured for IBGP. Which one of thefollowing IBGP characteristics is true？（）AThe IBGP routers must always be fully meshedBThe IBGP routers can be in a different ASCThe IBGP routers must be directly connectedDThe IBGP routers do not need to be directly connectedENone of the other alternatives apply are true
单选题Which routers must be configured with the same authentication string when configuring OSPFauthentication?（）Aall routers on a linkBall routers in an areaCall external OSPF peersDall routers in an OSPF domain
单选题Routers A and B are connected with a point-to-point OC-3 interface. Each routers OC-3 interface is configured for both Level 1 and Level 2. The routers are configured in different areas. How many IS-IS adjacencies exist between the two routers?（）A0B1C2D3
单选题Which option is true when calculating round-trip delay in IP SLA operations？（）AThe processing time on the end routers is only assessed for operations that involve the responder.BThe processing time on the end routers is only assessed for operations that involve the transmitter.CThe processing time on the end routers is only assessed for operations that involve both the responder and the transmitter.DThe processing time on the end routers is not assessed for neither the responder nor the transmitter.
多选题What are two benefits of control plane policing？（）Aprotection against denial of service （DoS） attacks at infrastructure routers and switchesBprotection against known worm attacks in routers and switchesCquality of service （QoS） control for packets that are sourced from the data plane of Cisco routers and switchesDquality of service control （QoS） for packets that are destined to the control plane of Cisco routers and switchesEquality of service （QoS） control for packets that are destined to the data plane of Cisco routers and switches
单选题You are developing a verification plan for an upcoming OSPF implementation. Part of this plan is to verify the status of type 3 LSAs within the network. Which routers should you verify first to ensure that the configuration s are correct for generating type 3 LSAs?（）AInternal routers within the backbone area (area 0)BInternal routers within the NSSAsCInternal routers within the stubby areasDASBRsEABRsFDRs and BDRs
单选题You enabled CDP on two Cisco Routers which are connected to each other. The Line and Protocol statusfor the interfaces on both routers show as UP but the routers do not see each other a CDP neighbors.Which layer of the OSI model does the problem most likely exist？（）APhysicalBSessionCApplicationDData-LinkENetwork
单选题Which statement is correct about an OSPF sham-link？（）AA sham-link is a logical link between PE routers that provides an OSPF adjacency between the PE routers and forwards customer traffic across it.BA sham-link is a logical link between PE routers that provides an OSPF adjacency between the PE routers and carries OSPF LSAs.CA sham-link is a logical link between PE routers that carries OSPF LSAs and forwards customer traffic across it.DA sham-link is a point-to-multipoint link that provides an OSPF adjacency between the PE routers and carries OSPF LSAs.EA sham-link is a point-to-multipoint link that provides an OSPF adjacency between the PE routers and forwards customer traffic across it.
单选题When BGP is used as the PE-CE routing protocol, which of these statements is correct?（）AOn the CE router, PE neighbors must be configured in the VRF context on the CE routerBOn PE routers, the CE IBGP neighbors are configured in the global BGP configurationCOn PE routers, the CE EBGP neighbors are configured in the VRF contextDA separate BGP process must be used on the PE routers for CE routers so that they do not use the same BGP routing process as that used for the PE router's other provider neighbors
单选题The administrator is unable to establish connectivity between two Cisco routers. Upon reviewing the command output of both routers, what is the most likely caust of the problem?（）AAuthentication needs to be changed to PAP for both routers.BSerial IP addresses of routers are not on the same subnet.CUsername/password is incorrectly configured.DRouter names are incorrectly configured.