May-2023 300-510 Study Material, Preparation Guide and PDF Download
Free 300-510 Certification Sample Questions with Online Practice Test
NEW QUESTION 80
Refer to the exhibit. Which statement about this configuration is true?
- A. Router 1 sends up to two paths to neighbor 192.168.1.1 for all routes
- B. Router 1 receives up to two paths from neighbor 192.168.1.1 for all routes in the same AS
- C. Router 1 sends and receives multiple best paths from neighbor 192.168.1.1
- D. Router 1 receives only the best path from neighbor 192.168.1.1
Answer: C
NEW QUESTION 81
Refer to the exhibits.
All links inside the network are configured at a default cost of one inside the fully converged OSPF domain. Given the configuration from XR1, which interface does traffic from XR1 that is destined to the loopback interface of XR6 select for the exiting interface?
- A. Interface GigabitEthernet 0/1. The tie breaker of the path cost being lower. The node index priority does not impact this selection process.
- B. Interface GigabitEthernet 0/0. The tier breaker of the path cost being lower. The node index priority does not impact this selection process.
- C. Interface GigabitEthernet 0/1. The tie breaker of the node index priority is lower and trumps the path cost.
- D. Interface GigabitElhemet 0/0. The tie breaker of the node index priority is lower and trumps the path cost.
Answer: D
NEW QUESTION 82
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 24002
- B. PE1 - Gi0/0/0/2 - forwarding label 24002
- C. PE1 - Gi0/0/0/2 - forwarding label 24001
- D. PE1 - Gi0/0/0/3 - forwarding label 24001
Answer: D
NEW QUESTION 83
Refer to the exhibit. An engineer working for a private telecommunication company with an employee id 3977 74 814 implemented the configuration on Router 1. What is the effect of it?
- A. Router 1 receives only one best path from neighbor 192.168.1.1
- B. Router 1 sends up to three paths to neighbor 192.168.1.1 for all routes
- C. Router 1 sends and receives multiple best paths from neighbor 192.168.1.1
- D. Router 1 sends only one best path to neighbor 192 168.1.1.
Answer: C
NEW QUESTION 84
Refer to the exhibit.
Routers RA and RB are IS-IS peers configured for NSF but router RC is an IS-IS peer without NSF capability If RA undergoes processor switchover what is the effect on the network environment?
- A. If RC is operating without the Cisco configuration option all three routers tear down their peering relationships and re-establish peering
- B. All peer relationships remain up and the link-state database is unchanged
- C. If RC is operating without the Cisco configuration option only 2 routers tear down their peering relationships and re-establish peering
- D. All peer relationships remain up, but the link-state database is rebuilt on each device
Answer: D
NEW QUESTION 85
Refer to the exhibit.
Which LSA type is indicated by this router output?
- A. type 2 LSA
- B. type 1 LSA
- C. type 4 LSA
- D. type 3 LSA
Answer: B
NEW QUESTION 86
Refer to the exhibit.
A network operator is working to deploy a Unified BGP design and allow it to be available only in selected markets and services in the future. The label allocation is not functioning as desired. Which action will fix the issue?
- A. Remove the route policy and only configure "allocate-label".
- B. Reconfigure the route-policy ALL_LABELS to match all after the drop.
- C. Remove the allocate-labels command.
- D. Reconfigure the route-policy ALL_LABELS to pass.
Answer: D
NEW QUESTION 87
Refer to the exhibit.
Routers R1, R2. R3, and R4 have been configured to run OSPF. and router R5 is running EIGRP Traffic from R1 to R5 is expected to pass via R4. but OSPF routing has calculated the best path via R3. Which action corrects the problem?
- A. Change the metric-type value on R3 to 2.
- B. Configure R3 to use metric-type 1 with a higher metric than R4.
- C. Reconfigure R1 in Area 0.
- D. Configure R1 with a static route to the R5 networks and set R5 as the next hop.
Answer: A
NEW QUESTION 88
Refer to the exhibit.
An MPLS core network has connectivity issues R4 has failed. It impacts traffic loss between R1 and R8. Customers report no access to their file servers, which delays their transformation work. Which quick action resolves the issue until R4 recovers?
- A. Enable MPLS TE fast reroute on router R1 and Link and Node protection on router R2.
- B. Implement Link and Node protection on routers R2 and R7.
- C. Configure IBGP full mesh for faster convergence.
- D. Disable traffic engineering so that traffic prefers the IGP path
Answer: A
NEW QUESTION 89
You have configured routing policies on a Cisco IOS XR device with routing policy language.
Which two statements about the routing policies are true? (Choose two.)
- A. If you make edits to an existing routing policy without pasting the full policy into the CLI, the previous policy is overwritten.
- B. You can change an existing routing policy by editing individual statements.
- C. The routing policies are implemented in a sequential manner.
- D. The routing policies are implemented using route maps.
- E. The routing policies affect BGP-related routes only.
Answer: B,C
NEW QUESTION 90
Which command is used to enable BIDIR-PIM under global configuration mode for Cisco IOS XE Sofware?
- A. ip pim bidir
- B. ip multicast-routing
- C. ip pim bidir-enable
- D. ipv4 pim bidir-enable
Answer: C
Explanation:
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipmulti_pim/configuration/xe-3s/imc-pim-xe-
3sbook/imc_basic_cfg.html
NEW QUESTION 91
Refer to the exhibit.
Answer:
Explanation:
Solution :-
R1
Router bgp 100
Neigh 10.3.3.3 remote-as 100
Neigh 10.3.3.3 update-source loopback0
Address-family ipv4
Neigh 10.3.3.3 next-hop-self
Aggregate-address 172.16.100.0 255.255.252.0 summary-only
Copy run start
R3
Router bgp 100
Neigh 10.1.1.1 remote-as 100
Neigh 10.1.1.1 update-source loopback 0
Copy run start
Verification:-
NEW QUESTION 92
A network engineer of an ISP using Cisco IOS XR routers wants to limit the number of prefixes that BGP peers can accept.
To accomplish this task, the command maximum- prefix 1000 is used.
Which two results of this configuration are expected? (Choose two.)
- A. A warning message displays by default when 750 prefixes are received.
- B. A BGP peer resets when it receives 1000 prefixes.
- C. A warning message displays by default when 850 prefixes are received.
- D. A BGP peer ceases when it receives 1001 prefixes.
- E. A BGP peer ceases when it receives 1000 prefixes.
- F. A BGP peer resets when it receives 1001 prefixes.
- G. The BGP peer tries to reestablish the session after one minute.
Answer: A,D
NEW QUESTION 93
When deploying a nationwide network of routers, what is the benefit of using BGP confederations?
- A. availability
- B. automatability
- C. scalability
- D. security
Answer: C
NEW QUESTION 94
Refer to the exhibit.
Routers R1 and R2 cannot form a neighbor relationship, but the network is otherwise configured correctly and operating normally. Which two statements describe the problem? (Choose two.)
- A. The two routers are in different areas
- B. The two routers are in the same area
- C. The two routers have password mismatch issues
- D. The two routers are in different subnets
- E. The two routers have the same network ID
Answer: A,D
NEW QUESTION 95
Refer to the exhibit.
When implementing SRv6, which SID does R2 propagate into area 0 for the prefix 2001:DB8:1:1/128?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 96
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 directly attached to AS 65517 have the local preference set to 150.
- C. Routes that have passed through AS 65517 have the local preference set to 150 and the traffic is denied.
- D. Routes that have passed through AS 65517 have the local preference set to 150.
Answer: D
NEW QUESTION 97
After an engineer configures BGP in R1, it starts receiving this message
*Jun 29 13:30:50.122: %BGP-5-ADJCHANGE: neighbor 192.168.10.1 Down User reset Jun 29 13:30:52.341: %BGP-3-NOTIFICATION: sent to neighbor 192.168.10.1
2/6 (unacceptable hold time) 0 bytes
Which action makes the peering come back up again?
- A. Make a soft reset to the peer.
- B. Set up a minimum hold-down timer higher.
- C. Set up a hold-down timer higher.
- D. Set up a hello timer higher.
Answer: B
NEW QUESTION 98
Which command is used to enable BIDIR-PIM under global configuration mode for Cisco IOS XE Sofware?
- A. ip pim bidir
- B. ip multicast-routing
- C. ip pim bidir-enable
- D. ipv4 pim bidir-enable
Answer: C
Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipmulti_pim/configuration/xe-3s/imc-pim-xe-3sbook/imc_basic_cfg.html
NEW QUESTION 99
Refer to the exhibit.
Which statement about this configuration is true?
- A. Router 1 sends up to two paths to neighbor 192.168.1.1 for all routes
- B. Router 1 receives up to two paths from neighbor 192.168.1.1 for all routes in the same AS
- C. Router 1 sends and receives multiple best paths from neighbor 192.168.1.1
- D. Router 1 receives only the best path from neighbor 192.168.1.1
Answer: C
NEW QUESTION 100
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