Cisco 300-515 Daily Practice Exam New 2023 Updated 87 Questions
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NEW QUESTION 14 
Which statement describes the result of this BGP configuration?
- A. R1 operates on IPv6 only because the bgp default ipv4-unicast command is missing.
- B. R1 establishes an iBGP relationship with peer 192.168.1.1.
- C. R1 establishes a VPNv4 eBGP relationship with neighbor 192.168.1.1.
- D. R1 operates using IPv4 and VPNv4 address families.
Answer: B
NEW QUESTION 15
While troubleshooting EoMPLS configuration problems, which three parameters should an engineer match between the two ends of the pseudowire configurations? (Choose three.)
- A. control word usage
- B. Xconnect group name
- C. EFP subinterface number
- D. pseudowire ID
- E. VLAN name
- F. MTU size
Answer: A,D,F
NEW QUESTION 16
Which two are characteristics of using a non-MPLS peer-to-peer model over a traditional overlay model? (Choose two.)
- A. The customer specifies the exact site-to-site traffic profile.
- B. Routing information is exchanged between the customer router and one or a few PEs.
- C. The configuration on a newly added site PE is updated automatically.
- D. The model is suited for nonredundant configurations.
- E. Provider routers know the customer network topology.
Answer: B,E
Explanation:
Reference:
http://etutorials.org/Networking/MPLS+VPN+Architectures/Part+2+MPLS-based+Virtual+Private
+Networks/Chapter+7.+Virtual+Private+Network+VPN+Implementation+Options/Overlay+and+Peer-to-peer
+VPN+Model/
NEW QUESTION 17
Which BGP feature causes to replace the AS number of originating router with the AS number of the sending router?
- A. confederations
- B. route dampening
- C. AS override
- D. route reflectors
Answer: C
Explanation:
Reference: https://community.cisco.com/t5/networking-documents/understanding-bgp-as-override-feature/ta- p/3111967
NEW QUESTION 18
Which tool identifies the point of failure in a P2MP LSP from the ingress LSR?
- A. Jitter TLV
- B. P2MP traceroute
- C. P2MP ping
- D. SPAN
Answer: B
Explanation:
Reference: https://www.cisco.com/c/en/us/td/docs/routers/asr9000/software/asr9k_r5-3/mpls/configuration/ guide/b-mpls-cg53x-asr9k/b-mpls-cg53x-asr9k_chapter_01000.html
NEW QUESTION 19
While configuring the VRF Selection feature, you get an error message after typing the below statement:
Router(config)#no vrf selection source 172.16.0.0 255.255.0.0 vrf VRF1
Which action caused this message?
- A. the entry of an inconsistent IP address and mask for VRF Selection
- B. an attempt to configure a VRF instance on an interface that already has VRF Selection configured
- C. an attempt to configure a VRF Selection table that does not exist
- D. an attempt to remove a VRF Selection entry that does not exist
Answer: D
Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/ios/12_2/12_2sz/feature/guide/122szvrf.html
NEW QUESTION 20
Refer to the exhibit. What is shown in this output?
- A. local and outgoing abels are updated in hardware
- B. BGP is used between neighbors that are exchanging MPLS labels
- C. the labels received and advertised on PE1
- D. LDP neighbor statuses
Answer: C
NEW QUESTION 21
Refer to the exhibit. Which result occurs when PE1 learns a new MAC address and all three PEs are enabled with EVPN native?
- A. The MAC address is entered into the CAM table only if it is learned on the native VLAN.
- B. A system notification is sent to the network administrator that triggers the manual configuration of the new MAC address on PE2 and PE3.
- C. The new MAC address is sent by BGP to PE2 and PE3 as a Type 2 BGP route.
- D. The MAC address is entered into the CAM table and is classified for use on the native VLAN
Answer: C
NEW QUESTION 22
Drag and drop the EVPN components from the left onto the correct planes on the right.
Answer:
Explanation:
Reference:
https://www.cisco.com/c/dam/m/en_us/network-intelligence/service-provider/digital-transformation/ knowledge-network-webinars/pdfs/0420-epn-ckn.pdf slide 8
NEW QUESTION 23
Refer to the exhibit:
A network engineer is implementing an OSPF configuration Based on the output, which statement is true?
- A. OSPFv3 does not run for IPv4 on FastEthemet0/0 until IPv6 routing is enabled on the router and IPv6 is enabled on interface Fastfc.thernet0/0
- B. In the ospfv3 1 area 1 ipv4 command, area 0 must be configured instead of area 1.
- C. OSPFv3 cannot be configured for IPv4; OSPFv3 works only for IPv6.
- D. IPv6 routing not enabled" is just an informational message and OSPFv3 runs for IPv4 on interface FastEthernet0/0 anyway
Answer: A
NEW QUESTION 24
Which BGP feature causes to replace the AS number of originating router with the AS number of the sending router?
- A. confederations
- B. route dampening
- C. AS override
- D. route reflectors
Answer: C
NEW QUESTION 25
Which three functions are performed by the PE router in an MPLS Layer 3 VPN? (Choose three.)
- A. exchanges RDs with the P routers
- B. imports and exports RTs that are received from the P routers
- C. exchanges VPN labels with the CE routers
- D. translates the CE routing information into VPNv4 routes
- E. exchanges VPNv4 routes with other PE routers over MP-BGP
- F. exchanges routing updates with the CE router
Answer: D,E,F
NEW QUESTION 26
An engineer needs to improve MPLS network management by implementing a set of tools to support the NOC engineers in troubleshooting network failures. Which feature should the engineer implement to check the connectivity of the MPLS LSP between the ingress and egress PE routers?
- A. extended ping
- B. LDP autodiscovery
- C. MPLS-TP
- D. MPLS OAM
Answer: D
Explanation:
Section: VPN Architecture
Explanation/Reference: https://www.cisco.com/c/en/us/td/docs/routers/asr9000/software/asr9k_r5-3/mpls/configuration/ guide/b-mpls-cg53x-asr9k/b-mpls-cg53x-asr9k_chapter_01000.html
NEW QUESTION 27
Refer to the exhibit.
An organization is running H-VPLS on a network comprising four routers in a hub-and-spoke topology with R1 as the hub An engineer added a new spoke with multiple VCs to the network, and now traffic cannot flow properly How should the engineer update the configuration on R1 to correct the problem?
- A. Disable Cisco Discovery Protocol to allow for neighbor discovery
- B. Disable Cisco Discovery Protocol to allow MPLS to share labels between the designated spokes
- C. Disable split horizon to allow multiple VCs per spoke
- D. Disable spanning tree to allow loops to occur within the hub-and-spoke topology.
Answer: C
NEW QUESTION 28
Which statement describes the no bgp default route-target filter command?
- A. Prefixes that are received with route targets and distinguisher are accepted.
- B. Prefixes that are received with route targets that are not imported at the PE are not accepted.
- C. Prefixes that are received with route targets that are not imported at the PE are accepted.
- D. Prefixes that are received with route targets and distinguisher are not accepted.
Answer: C
NEW QUESTION 29
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