300-510 Exam Brain Dumps - Study Notes and Theory [May-2023]
100% Guaranteed Results 300-510 Unlimited 177 Questions
Test 300-510, also referred to as SPRI, is a Cisco exam that is about the execution of advanced solutions for routing for Service Providers. Someone who passes it ends up with the Cisco Certified Specialist - Service Provider Advanced Routing Implementation certificate, which is specific only to this test. The other main certificate achieved upon nailing 300-510 as well is the CCNP Service Provider.
NEW QUESTION # 29
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. Change MD5 to HMAC-MD5
- C. Change MD5 to HMAC-SHA1-12
- D. Remove the send and accept lifetime under key 1
- E. Change MD5 to HMAC-ESP
Answer: B,C
Explanation:
https://www.cisco.com/c/en/us/td/docs/routers/crs/software/crs_r4-
0/security/configuration/guide/sc40crsbook_chapter5.html
NEW QUESTION # 30
Refer to the exhibit.
XR1 and XR2 are sending the prefix 10.11.11.0/24 to XR3. A configured policy on XR1 is incorrectly prepending AS path 11 11 12 12 onto this prefix. A network operator wants to add a policy onto XR3 that will not allow the falsely prepending prefix from being installed. Which policy configuration applied to the XR3 neighbor configuration for XR1 can accomplish this requirement without impact to other or future received routes?
- A. Option B
- B. Option C
- C. Option D
- D. Option A
Answer: C
Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/routers/crs/software/crs_r4-1/routing/command/reference/ b_routing_cr41crs/b_routing_cr41crs_chapter_01000.html#wp3850885229
NEW QUESTION # 31 
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. Configure the summary-only keyword on the aggregate command
- B. Filter the routes on the receiving router
- C. Set each specific route in the AGGRO policy to remove instead of suppress-route
- D. Set each specific route in the AGGRO policy to drop instead of suppress-route
Answer: A
NEW QUESTION # 32
Refer to the exhibit.
Which statement about this configuration is true?
- A. Router 1 sends and receives multiple best paths from neighbor 192.168.1.1
- 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 up to two paths to neighbor 192.168.1.1 for all routes
- D. Router 1 receives only the best path from neighbor 192.168.1.1
Answer: A
NEW QUESTION # 33
After you change the IP address on an IOS XR router, you cannot ping the new address.
Which step did you forget to complete?
- A. roll back the configuration
- B. commit the configuration
- C. merge the configuration
- D. save the running configuration
Answer: B
NEW QUESTION # 34
Which feature is used in multicast routing to prevent loops?
- A. RPF
- B. inverse ARP
- C. STP
- D. split horizon
Answer: A
NEW QUESTION # 35
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 hold-down timer higher.
- B. Set up a hello timer higher.
- C. Make a soft reset to the peer.
- D. Set up a minimum hold-down timer higher.
Answer: D
NEW QUESTION # 36
Refer to the exhibit.
Which task must you perform on interface g1/0/0 to complete the SSM implementation?
- A. configure IGMPv3
- B. enable CDP
- C. disable IGMP
- D. configure OSPFv3
Answer: A
NEW QUESTION # 37
Refer to the exhibit.
Refer to the exhibit. CE1 and CE2 use connectivity over the service provider cloud to reach CE3 In the event of a link failure in the service provider cloud which BGP feature relies on IGP convergence to quickly assist in the installation of a backup path?
- A. BGP graceful restart
- B. BGP confederations
- C. BGP route dampening
- D. BOP PIC core
Answer: D
NEW QUESTION # 38
What is the role of segment routing mapping server?
- A. It works with IGP instances to calculate the prefix-SIDs in the absence of a mapping policy.
- B. It selects multiple mapping entries to create overlapping active mapping policies.
- C. It reads and translates remotely received SIDs from other mapping servers to create SID mapping entries.
- D. It advertises a local SID mapping policy to all the mapping clients.
Answer: D
NEW QUESTION # 39
Refer to the exhibit. The extension header of the IPv6 header is ignored when which value is equal to zero?
- A. Hdr Ext Len
- B. Next Header
- C. Routing Type
- D. Segments Left
Answer: D
Explanation:
https://www.ciscopress.com/articles/article.asp?p=31948
NEW QUESTION # 40
Refer to the exhibit.
Refer to the exhibit. Multicast traffic destined from T1 and T2 routers to RP routers works well. A network engineer observes problems with multicast traffic flows between Site-A and Site-B. Site-A users fail to receive multicast stream on Site-B via RPTY site, while Site-B users fail to receive multicast stream on Site-Avia RPTZ site. Which action must be implemented to resolve the issues?
- A. Configure Site-A and Site-B in 10.80.14804
- B. Allow the OSPF and MSDP packets on the firewall.
- C. Configure direct OSPF peering between Site-A and Ste-B
- D. Establish MDSP peering with interface IP subnet.
Answer: B
NEW QUESTION # 41
What is a requirement of PIM-SM?
- A. It must be enabled on loopback interfaces only
- B. It requires Cisco Express Forwarding to be enabled.
- C. It must use an RP
- D. It requires OSPF to be configured on the network.
Answer: C
NEW QUESTION # 42
Refer to the exhibit.
How are packets directed through the data plane when SRv6 is implemented?
- A. A stack of labels represents an ordered list of segments
- B. An ordered list of segments is encoded in a routing extension header
- C. The packet is encapsulated with a header and trailer encoding the ordered list of segments
- D. The MPLS data plane is used to push labels onto IGP routes
Answer: B
NEW QUESTION # 43
While configuring Cisco NSF awareness, a network engineer enters the bgp graceful-restart command after the BGP session is established in a router that runs IOS XE Software. Graceful restart capabilities are not exchanged. Which two actions should be taken? (Choose two.)
- A. Issue the clear ip bgp * command
- B. Reload the router
- C. Issue the show ip bgp neighbors command.
- D. Reduce BGP convergence time
- E. Verify that BGP route dampening is configured
Answer: A,B
Explanation:
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/iproute_bgp/configuration/xe-16/irg-xe-16- book/bgp-nonstop-forwarding-awareness.html
NEW QUESTION # 44
Refer to the exhibit.
The green policy is designed with low delay, and the pink policy is designed with low cost. What is the next hop for node A on its way to node D, with the objective of achieving a low delay?
- A. 192.168.1.6
- B. 192.168.3.6
- C. 192.168.3.2
- D. 192. 168.1.2
Answer: D
NEW QUESTION # 45
Refer to the exhibit.
Refer to the exhibit. Company A established BGP sessions with several ISPs. A network engineer at the company must filter out all traffic except for routes that transit AS 152. The engineer configured the filtering policy "permit _152S_(_[0.9])" on R1, but after applying the configuration, the engineer notices that other routes are still visible. Which action resolves the issue?
- A. Option D
- B. Option B
- C. Option C
- D. Option A
Answer: D
NEW QUESTION # 46
Refer to the exhibit.
The green policy is designed with low delay, and the pink policy is designed with low cost. What is the next hop for node A on its way to node D, with the objective of achieving a low delay?
- A. 192.168.1.6
- B. 192.168.3.6
- C. 192.168.3.2
- D. 192. 168.1.2
Answer: D
NEW QUESTION # 47
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To take the Cisco 300-510 exam, candidates must have a strong understanding of basic networking concepts and have at least three to five years of experience working with Cisco routing and switching technologies. The exam is designed to challenge candidates and test their ability to apply their knowledge in real-world scenarios.
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