[2021] 300-510 All-in-One Exam Guide Practice To your 300-510 Exam!
Preparations of 300-510 Exam 2021 CCNP Service Provider Unlimited 104 Questions
NEW QUESTION 62
Refer to the exhibit.
After troubleshooting an OSPF adjacency issue, routers 1, 2, and 3 have formed OSPF neighbor relationships. Which statement about the configuration is true?
- A. Router 2 receives a Type 5 LSAs from router 1 for its connected subnets
- B. Router 2 receives a Type 7 LSAs from router 3 for its connected subnets
- C. Router 2 uses router 3 as the next hop for 192.168.0.0/24
- D. Router 2 uses router 1 as the next hop for 192.168.0.0/24
Answer: A
NEW QUESTION 63 
Refer to the exhibit. After troubleshooting BGP traffic steering issue, which action did the network operator take to achieve the correct effect of this configuration?
- A. Routes that have originated through AS 65517 have the local preference set to 150.
- B. Routes that have passed through AS 65517 have the local preference set to 150.
- C. Routes directly attached to AS 65517 have the local preference set to 150.
- D. Routes that have passed through AS 65517 have the local preference set to 150 and the traffic is denied.
Answer: B
NEW QUESTION 64
Refer to the exhibit.
After these configurations were applied to routers R1 and R2. the two devices cannot form a neighbor relationship What is the reason tor the problem?
- A. The two routers have the same network ID
- B. The two routers cannot authenticate with one another
- C. The two routers have the same area ID.
- D. The two routers have different iS-types
Answer: B
NEW QUESTION 65
Refer to the exhibit.
An engineer is troubleshooting an OSPF issue. Router 1 has a neighbor relationship with router 2. Only router 1 classful EIGRP routes can be seen on router 2. In order for all EIGRP routes to be redistributed correctly, which action should be taken?
- A. Router 1 must have the keyword subnets included in the redistribution command for all EIGRP routes to be redistributed.
- B. Router 1 must have the keyword included in the redistribution command for all EIGRP routes to be redistributed.
- C. Router 1 must remove the AS number 1 from the redistribution command for all EIGRP routes to be redistributed.
- D. Router 1 must have the keyword 1 included in the redistribution command for all EIGRP routes to be redistributed.
Answer: A
NEW QUESTION 66
Refer to the exhibit.
A network operator is troubleshooting TE tunnels and discovers that the soft preemption is not working as desired. Where should the soft preemption be applied to solve the issue?
- A. Under the interface Loopback0 necessary for this deployment type.
- B. under the tunnel-te1 interface on PE1
- C. on the tail-end device for tunnel-te1 192.168.0.7
- D. explicitly for tunnel-te 1 under the Cisco MPLS TE configuration mode after the timeout setting
Answer: B
NEW QUESTION 67
Which two routing protocols have extensions capable of running SRv6? (Choose two.)
- A. IGRP
- B. OSPF
- C. EIGRP
- D. BGP
- E. RIP
Answer: B,D
NEW QUESTION 68 
Refer to the exhibit. Router 1 is connected to router 2 on interface TenGigE0/1. Which interface provides the alternate path to 172.16.200.9/32 when the link between router 1 and router 2 goes down?
- A. TenGigE0/1 interface provides the alternate path
- B. A backup path must be statically installed
- C. TenGigE0/2 interface provides the alternate path
- D. A primary path must be manually installed
Answer: C
NEW QUESTION 69
Refer to the exhibits.
A network operator is troubleshooting packet loss seen from the R1 loopback interface to the R2 loopback interface over the core network. The operator is attempting to identify the next leg in the path from PE1.
Which interface and label path should the operator investigate next?
- A. PE1 - Gi0/0/0/3 - forwarding label 24001
- B. PE1 - Gi0/0/0/2 - forwarding label 24001
- C. PE1 - Gi0/0/0/3 - forwarding label 24002
- D. PE1 - Gi0/0/0/2 - forwarding label 24002
Answer: A
NEW QUESTION 70
Which two statements about route reflectors are true? (Choose two.)
- A. Routes received from nonclient peers are reflected to route reflector cluster as well as OSPF peers.
- B. If a route reflector receives a route with a cluster-list attribute containing a different cluster ID, the route is discarded.
- C. Routes received from a route reflector client is reflected to other clients and nonclient peers.
- D. If a router received an iBGP route with the originator-ID attribute set to its own router ID, the route is discarded.
- E. Routes received from nonclient peers are reflected to route reflector clients as well as nonclient peers.
Answer: C,D
NEW QUESTION 71
Refer to the exhibit.
CE1 and CE2 cannot communicate through the service provider BGP peering is established between PE1 and PE2. IS-IS is the only routing protocol running in the service provider core. What step can be done to troubleshoot the issue?
- A. Switch the IGPs running in the core from IS-IS to OSPF to support a Cisco MPLS TE tunnel from PE1 to PE2.
- B. Verify the MPLS LSPs.
- C. Configure BGP between CE and PE routers.
- D. Confirm that IS-IS is running with metric-style narrow.
Answer: D
NEW QUESTION 72
Refer to the exhibit.
Why is neighbor 10.1.5.5 stuck in "2WAY" state?
- A. OSPF parameters (Area ID or hello interval) are mismatched between R2 and 10.1.5.5
- B. OSPF authentication has failed between R2 and 10.1.5.5
- C. It is an expected behavior when OSPF network type is broadcast
- D. Router ID 10.1.5.5 is not reachable from R2
Answer: C
NEW QUESTION 73
Refer to the exhibit.
All routers on this network have been configured with P1M-SM and R1 is the rendezvous point However, when asymmetric routing is implemented to modify link usage the network begins to drop certain multicast traffic Which action corrects the problem?
- A. Place the routes affected by asymmetric routing in a VRF.
- B. Configure the routers to use PIM-DM instead of PIM-SM.
- C. Add a static Mroute for routes that are failing.
- D. Remove the asymmetric routing and use spanning tree to manage link usage.
Answer: C
NEW QUESTION 74
Refer to the exhibit.
A network operator must inject a Level 1 route from XR2 (10.16.16.0/24) into the ISIS topology. Which configuration allows the injection in a way that XR3 and XR1 have a valid and working route for 10.16.16.0/24?
- A. Option D
- B. Option C
- C. Option A
- D. Option B
Answer: B
NEW QUESTION 75
Refer to the exhibit.
After troubleshooting BGP traffic steering issue, which action did the network operator take to achieve the correct effect of this configuration?
- A. Routes that have originated through AS 65517 have the local preference set to 150.
- B. Routes that have passed through AS 65517 have the local preference set to 150.
- C. Routes directly attached to AS 65517 have the local preference set to 150.
- D. Routes that have passed through AS 65517 have the local preference set to 150 and the traffic is denied.
Answer: B
NEW QUESTION 76
For which reason do you deploy BGP confederations within a BGP transit backbone?
- A. to reduce the number of iBGP peering sessions
- B. to support a larger number of eBGP peer sessions
- C. to reduce the number of eBGP routes that must be shared between autonomous systems
- D. to increase the number of routes that can be redistributed between the running IGP and BGP
Answer: A
NEW QUESTION 77
Refer to the exhibit.
What is the relationship between Router 1 and Router 2?
- A. Router 1 and Router 2 centrally learn the topology of the network to aid in SR-TE path selection for peers.
- B. Router 2 is the head-end router in an SR-TE tunnel, and it is learning topology of the network from the PCE enabled on Router 1.
- C. Router 1 and Router 2 are participating in SR-TE tunnels and are both head-end routers.
- D. Router 1 centrally learns the topology of the network to aid in SR-TE path selection, and Router 2 is a node that feeds Router 1 topology information.
Answer: B
NEW QUESTION 78
You have configured MSDP peering between two autonomous systems that pass traffic between two sites, but the peering has failed to come up.
Which task do you perform to begin troubleshooting the problem?
- A. Verify that the two MSDP peers allow asymmetric routing
- B. Verify that both source interfaces are reachable from both peers
- C. Verify that PIM-DM is configured on the source interface
- D. Verify that multicast has been disabled globally
Answer: B
NEW QUESTION 79
Refer to the exhibit.
Router 1 is a core ABR in a Cisco Unified MPLS environment. All of the router 1 BGP peers are established, but traffic between customers is failing. Which BGP configuration must be added to the configuration?
- A. It must be configured for graceful restart
- B. It must be configured with send labels
- C. It must be configured with a route reflector
- D. It must be configured with PIC edge
Answer: B
NEW QUESTION 80
A network consultant is troubleshooting IS-IS instances to identify why a routing domains is having communication problems between the two instances. Which description of the possible cause of issues in the routing domain is true?
- A. The IS-IS "ISP" and "ISP2" instances are unrelated and unable to intercommunicate
- B. The configured IS-IS NSEL value is not allowing the routing systems to establish a neighborship
- C. The same interface cannot be advertised in two different IS-IS instances
- D. The interface mode ip router is-is command was not included in the script
Answer: C
NEW QUESTION 81
Refer to the exhibit.
Which statement about this configuration is true?
- A. Router 1 receives up to two paths from neighbor 192.168.1.1 for all routes in the same AS
- B. Router 1 receives only the best path from neighbor 192.168.1.1
- C. Router 1 sends up to two paths to neighbor 192.168.1.1 for all routes
- D. Router 1 sends and receives multiple best paths from neighbor 192.168.1.1
Answer: D
NEW QUESTION 82
Refer to the exhibit.
An engineer has configured all routers in the environment to run IS-IS Level 1 and Level 2 routing. The engineer wants traffic from R1 to R5 to pass via R2. but IS-IS routing has calculated the best path via R4.
Which action corrects the problem?
- A. Set the link metric for the link from router R1 to router R4 to 30 or more.
- B. Configure routers R1, R4, and R5 for Level 2 routing only.
- C. Set the link metric on R2 for the links from router R2 to routers R3 and R4 to 30 or more.
- D. Configure routers R1, R2, and R5 for Level 1 routing only.
Answer: A
NEW QUESTION 83
What is the characteristic of enabling segment routing for IGPs?
- A. Segment routing must first be enabled under the routing process and then globally.
- B. Segment routing must first be enabled globally and then under the routing process.
- C. Segment routing must be enabled only under the routing process.
- D. Segment routing must be enabled only globally.
Answer: B
NEW QUESTION 84
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