[2021] 300-510 Exam Dumps, Test Engine Practice Test Questions
Pass 300-510 exam [Oct 21, 2021] Updated 104 Questions
Implementing Cisco Service Provider Advanced Routing Solutions (300-510 SPRI) Certification Path
Implementing Cisco Service Provider Advanced Routing Solutions (300-510 SPRI) exam is affiliated with the CCNP Service Provider and Cisco Accredited Professional-Service Provider VPN Services Implementation certifications. This is the official prerequisite for this exam. However, the course, Integrating VPN Services from Cisco Service Provider, allows applicants to prepare for this exam and is highly recommended.
NEW QUESTION 38
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 allocate-labels command.
- B. Remove the route policy and only configure "allocate-label".
- C. Reconfigure the route-policy ALL_LABELS to match all after the drop.
- D. Reconfigure the route-policy ALL_LABELS to pass.
Answer: D
NEW QUESTION 39
Refer to the exhibit.
After you applied these configurations to routers R1 and R2, the two devices could not form a neighbor relationship. Which reason for the problem is the most likely?
- A. The two routers have the same network ID.
- B. The two routers have different IS-types.
- C. The two routers have the same area ID.
- D. The two routers cannot authenticate with one another.
Answer: D
NEW QUESTION 40
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 configured IS-IS NSEL value is not allowing the routing systems to establish a neighborship
- B. The interface mode ip router is-is command was not included in the script
- C. The IS-IS "ISP" and "ISP2" instances are unrelated and unable to intercommunicate
- D. The same interface cannot be advertised in two different IS-IS instances
Answer: D
Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/iproute_isis/configuration/xe-3s/irs-xe-3s-book/ irs-instance-vrf.html
NEW QUESTION 41
Refer to the exhibit.
Which effect of this configuration is true?
- A. It sets the hold timer to 30 milliseconds and the keepalive timer to 240 milliseconds
- B. It sets the keepalive timer to 30 seconds and the hold timer to 240 seconds.
- C. It sets the keepalive timer to 30 milliseconds and the hold timer to 240 milliseconds
- D. It sets the hold timer to 30 seconds and the keepalive timer to 240 seconds
Answer: B
NEW QUESTION 42
Refer to the exhibit.
Why is neighbor 10.1.5.5 stuck in "2WAY" state?
- A. OSPF authentication has failed between R2 and 10.1.5.5
- B. Router ID 10.1.5.5 is not reachable from R2
- C. It is an expected behavior when OSPF network type is broadcast
- D. OSPF parameters (Area ID or hello interval) are mismatched between R2 and 10.1.5.5
Answer: C
Explanation:
Reference:
https://www.cisco.com/c/en/us/support/docs/ip/open-shortest-path-first-ospf/13683-11.html
NEW QUESTION 43
Refer to the exhibit.
A network operator must stop 10.33.33.33/32 from being redistributed into Level 1 router XR1. Which configuration meets this need?
- A. Option D
- B. Option B
- C. Option A
- D. Option C
Answer: D
NEW QUESTION 44
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. Set up a minimum hold-down timer higher.
- B. Set up a hold-down timer higher.
- C. Make a soft reset to the peer.
- D. Set up a hello timer higher.
Answer: A
NEW QUESTION 45 
Refer to the exhibit. A network operator is working to filter routes from being advertised that are covered under an aggregate announcement. The receiving router of the aggregate announcement block is still getting some of the more specific routes plus the aggregate. Which configuration change ensures that only the aggregate is announced now and in the future if other networks are to be added?
- A. Set each specific route in the AGGRO policy to drop instead of suppress-route
- B. Set each specific route in the AGGRO policy to remove instead of suppress-route
- C. Configure the summary-only keyword on the aggregate command
- D. Filter the routes on the receiving router
Answer: C
NEW QUESTION 46
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. Remove the asymmetric routing and use spanning tree to manage link usage.
- B. Configure the routers to use PIM-DM instead of PIM-SM.
- C. Place the routes affected by asymmetric routing in a VRF.
- D. Add a static Mroute for routes that are failing.
Answer: D
NEW QUESTION 47
Refer to the exhibit.
What is the effect of this configuration?
- A. It sets the hold timer to 30 milliseconds and the keepalive timer to 240 milliseconds.
- B. It sets the keepalive timer to 30 seconds and the hold timer to 240 seconds.
- C. It sets the hold timer to 30 seconds and the keepalive timer to 240 seconds.
- D. It sets the keepalive timer to 30 milliseconds and the hold timer to 240 milliseconds.
Answer: B
NEW QUESTION 48
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 and receives multiple best paths from neighbor 192.168.1.1
- D. Router 1 sends up to two paths to neighbor 192.168.1.1 for all routes
Answer: C
NEW QUESTION 49
Refer to the exhibit.
Router 1 has established an SR-TE tunnel with router 2. Which statement describes this configuration?
- A. Router 1 is the head-end tunnel and has dynamically chosen a path to router 2.
- B. Router 2 is the head-end tunnel and has explicitly set a path to router 1.
- C. Router 1 and router 2 have a bidirectional tunnel set up with dynamic path selection.
- D. Router 1 has a list of labels used to explicitly lay out a path to router 2.
Answer: A
NEW QUESTION 50
Refer to the exhibit.
A network engineer applied configuration on R5 to summarize all OSPF routes, but R4 is still receiving specific routes from R5. The engineer has confirmed that both R5 and R4 routers are configured with correct summarization configuration but R5 Is not sending the summary routes What action must the engineer take to fix the problem?
- A. Configure a sham link between R4 and R5 to support summarization within Area 2
- B. Clear link-state database on both R4 and R5 routers for summarization to work
- C. Remove summarization configuration on R5 and configure it on R4
- D. Move R4 and R5 in separate areas as now they maintain the same link-state database
Answer: D
NEW QUESTION 51 
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 with a route reflector
- B. It must be configured for graceful restart
- C. It must be configured with PIC edge
- D. It must be configured with send labels
Answer: D
NEW QUESTION 52
Refer to the exhibit.
How are packets directed through the data plane when SRv6 is implemented?
- A. The packet is encapsulated with a header and trailer encoding the ordered list of segments
- B. The MPLS data plane is used to push labels onto IGP routes
- C. A stack of labels represents an ordered list of segments
- D. An ordered list of segments is encoded in a routing extension header
Answer: D
Explanation:
Reference:
https://www.ciscolive.com/c/dam/r/ciscolive/emea/docs/2019/pdf/BRKIPM-2249.pdf
NEW QUESTION 53
Which two routing protocols have extensions capable of running SRv6? (Choose two.)
- A. RIP
- B. BGP
- C. OSPF
- D. EIGRP
- E. IGRP
Answer: B,C
NEW QUESTION 54 
Refer to the exhibit. P1 and PE3 Cisco IOS XR routers are directly connected and have this configuration applied. The BGP session is not coming up. Assume that there is no IP reachability problem and both routers can open tcp port 179 to each other. Which two actions fix the issue? (Choose two.)
- A. Change MD5 to SHA-1
- B. Remove the send and accept lifetime under key 1
- C. Change MD5 to HMAC-SHA1-12
- D. Change MD5 to HMAC-MD5
- E. Change MD5 to HMAC-ESP
Answer: C,D
Explanation:
Explanation/Reference: https://www.cisco.com/c/en/us/td/docs/routers/crs/software/crs_r4-0/security/configuration/guide/ sc40crsbook_chapter5.html
NEW QUESTION 55
Refer to the exhibit.
P1 and PE3 Cisco IOS XR routers are directly connected and have this configuration applied. The BGP session is not coming up. Assume that there is no IP reachability problem and both routers can open tcp port 179 to each other. Which action fixes the issue?
- A. Configure the send and accept lifetime under key 1
- B. Change HMAC-MD5 to HMAC-SHA1-12
- C. Change HMAC-MD5 to MD5
- D. Change HMAC-MD5 to HMAC-SHA1-20
Answer: A
NEW QUESTION 56
Refer to the exhibit.
Which two commands must the engineer configure for the company's PIM-PIM network to enable Auto-RP mappings to be sent over the FastEthernet0/0 interface without affecting normal operation? (Choose two)
- A. enable sparse-mode
- B. enable Auto-RP announcements
- C. enable sparse-dense mode
- D. enable auto-rp listener
- E. enable dense mode
Answer: C,D
NEW QUESTION 57
Refer to the exhibit.
Which attribute can router 1 alter so that only other iBGP peers prefer to use 192.168.4.2 as the next hop for route 192.168.3.0/24?
- A. origin
- B. weight
- C. MED
- D. local preference
Answer: C
NEW QUESTION 58
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 59
A network engineer is troubleshooting OSPF multiarea. Which Cisco IOS XR feature should the engineer use in order to streamline OSPF issue?
- A. show ip ospf topology command
- B. routing process enabled by default on all interfaces
- C. hierarchical CLI
- D. DR support for topology management
Answer: C
Explanation:
Explanation/Reference: https://www.cisco.com/c/en/us/td/docs/routers/xr12000/software/xr12k_r4-0/routing/configuration/ guide/rc40xr12k_chapter4.html#con_1059437
NEW QUESTION 60
Refer to the exhibit.
Which effect of this configuration is true?
- A. It sets the hold timer to 30 milliseconds and the keepalive timer to 240 milliseconds
- B. It sets the keepalive timer to 30 seconds and the hold timer to 240 seconds.
- C. It sets the keepalive timer to 30 milliseconds and the hold timer to 240 milliseconds
- D. It sets the hold timer to 30 seconds and the keepalive timer to 240 seconds
Answer: B
NEW QUESTION 61
Refer to the exhibit.
P1 and PE3 Cisco IOS XR routers are directly connected and have this configuration applied. The BGP session is not coming up. Assume that there is no IP reachability problem and both routers can open tcp port 179 to each other. Which action fixes the issue?
- A. Configure the send and accept lifetime under key 1
- B. Change HMAC-MD5 to HMAC-SHA1-12
- C. Change HMAC-MD5 to MD5
- D. Change HMAC-MD5 to HMAC-SHA1-20
Answer: A
NEW QUESTION 62 
Refer to the exhibit. A network operator wants to expand the segment routing global block in upcoming maintenance. The operator must ensure that the changes to the segment routing global block have no adverse impacts on the prefix-sid associated with the loopback0 interface used within the OSPF domain. Which command can the operator use to enforce R2 to have a strict prefix-sid assignment to loopback0?
- A.
- B.
- C.
- D.
Answer: B
NEW QUESTION 63
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