Get Latest [Aug-2021] Conduct effective penetration tests using TorrentExam 300-515
Penetration testers simulate 300-515 exam PDF
NEW QUESTION 32
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. MPLS OAM
- C. LDP autodiscovery
- D. MPLS-TP
Answer: B
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 33
Refer to the exhibit.
Refer to the exhibit Router 1 is a P router in the ISP MPLS core A connected P router cannot generate an MPLS label for the router 1 loopback0 interface Which action resolves this issue?
- A. The network statement under the routing process must have a wildcard mask of 0 0.0 255.
- B. A static route to null 0 must be added for the loopback interface and then static routes must be redistributed into OSPF
- C. The OSPF network type must be changed on loopback0 to point-to-point
- D. The loopback0 interface must be in OSPF area 0.
Answer: A
NEW QUESTION 34
Refer to the exhibit:
A network engineer is implementing an OSPF configuration Based on the output, which statement is true?
- A. In the ospfv3 1 area 1 ipv4 command, area 0 must be configured instead of area 1.
- B. OSPFv3 cannot be configured for IPv4; OSPFv3 works only for IPv6.
- C. 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
- D. IPv6 routing not enabled" is just an informational message and OSPFv3 runs for IPv4 on interface FastEthernet0/0 anyway
Answer: C
NEW QUESTION 35
What is the primary function of a VRF on a router?
- A. It enables the router to support multiple separate routing tables, which allows the device to handle overlapping IP addresses.
- B. It enables a router to configure VLANs locally, which provides segregation between networks.
- C. It enables a router to run BGP and a distance vector routing protocol at the same time, which allows it to serve as a VPN endpoint between remote sites.
- D. It enables the router to provide faster switching through the network by using labels to identify the input and output interfaces for neighbor routers.
Answer: A
NEW QUESTION 36
Refer to the exhibit.
What is shown in this output?
- A. the labels received and advertised on PE1
- B. local and outgoing abels are updated in hardware
- C. LDP neighbor statuses
- D. BGP is used between neighbors that are exchanging MPLS labels
Answer: A
NEW QUESTION 37
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. Provider routers know the customer network topology.
- C. The configuration on a newly added site PE is updated automatically.
- D. The model is suited for nonredundant configurations.
- E. Routing information is exchanged between the customer router and one or a few PEs.
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 38
The network engineering group of a large ISP needs to harden the management plane of its Cisco 9000 Series ASRs. While addressing IPv6 ICMP issues, they realized they have to limit the rate at which IPv6 ICMP error messages are sent out on the network. Which command do they need to apply?
- A. icmp ipv6 rate-limit unreachable 1000
- B. ipv6 icmp error-interval 50 20
- C. ipv6 rate-limit 1000
- D. icmp ipv4 rate-limit unreachable 1000
Answer: B
Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipv6_basic/configuration/xe-3s/ip6b-xe-3s-book/ ip6-icmp-rate-lmt-xe.html
NEW QUESTION 39
You are writing the requirements for an MPLS L3VPN environment that uses MP-BGP between PE routers.
In this environment, route targets and route distinguishers need to be advertised between the PE routers.
Which three operations meet these requirements? (Choose three.)
- A. full mesh of IBGP sessions
- B. mandatory creation of PE-to-PE BGP sessions between the outgoing interface IP addresses
- C. creation of PE-to-PE BGP sessions between loopback IP addresses
- D. full mesh of EBGP sessions and partial mesh of IBGP sessions
- E. advertisement of standard communities, enabled on the PE-to-PE BGP neighbors
- F. advertisement of extended communities, enabled on the PE-to-PE BGP neighbors
Answer: A,C,F
Explanation:
Section: Layer 3 VPNs
NEW QUESTION 40
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. MPLS OAM
- C. LDP autodiscovery
- D. MPLS-TP
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 41
Refer to the exhibit.
A customer carrier running MPLS VPN wants to utilize a backbone carrier to forward traffic and exchange VPNv4 prefixes between the two customer carrier networks depicted. Which two sets of routers must establish MP-iBGP sessions? (Choose two.)
- A. BB-PE-A and CC-PE-B
- B. CC-PE-A and CC-PE-B
- C. BB-PE-A and BB-P-A
- D. CC-PE-A and BB-PE-A
- E. BB-PE-A and BB-PE-B
- F. CC-PE-A and CC-P-A
Answer: B,E
Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/mp_ias_and_csc/configuration/12-2sx/mp-ias- and-csc-12-2sx-book/mp-carrier-bgp.html
NEW QUESTION 42
Refer to the exhibit.
A customer carrier running MPLS VPN wants to utilize a backbone carrier to forward traffic and exchange VPNv4 prefixes between the two customer carriers networks depicted. Which two sets of routers must establish MP-iBGP sessions? (Choose two.)
- A. BB-PE-A and CC-PE-B
- B. CC-PE-A and CC-PE-B
- C. BB-PE-A and BB-P-A
- D. CC-PE-A and BB-PE-A
- E. BB-PE-A and BB-PE-B
- F. CC-PE-A and CC-P-A
Answer: B,E
Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/mp_ias_and_csc/configuration/12-2sx/mp-ias- and-csc-12-2sx-book/mp-carrier-bgp.html
NEW QUESTION 43
Refer to the exhibit.
A network engineer has been called to configure the four PE devices in order to enable full communication among the four CE devices connected to them. While starting to configure, he experienced a connectivity issue. Which two tasks should the engineer perform in order to begin the process correctly? (Choose two.)
- A. Configure PE3 to export route-targets 100:1 and 200:2.
- B. Configure PE3 to import route-targets 100:1 and 200:2.
- C. Configure PE2 to export route-targets 300:3 and 400:4.
- D. Configure PE4 to import route-targets 101:1 and 202:2.
- E. Configure PE1 to import route-targets 300:3 and 400:4.
Answer: A,B
NEW QUESTION 44
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 new MAC address is sent by BGP to PE2 and PE3 as a Type 2 BGP route.
- B. The MAC address is entered into the CAM table and is classified for use on the native VLAN
- C. A system notification is sent to the network administrator that triggers the manual configuration of the new MAC address on PE2 and PE3.
- D. The MAC address is entered into the CAM table only if it is learned on the native VLAN.
Answer: A
Explanation:
Reference: https://www.cisco.com/c/en/us/td/docs/routers/asr9000/software/asr9k-r6-4/lxvpn/configuration/ guide/b-l2vpn-cg-asr9000-64x/b-l2vpn-cg-asr9000-64x_chapter_01011.html
NEW QUESTION 45
Refer to the exhibit.
The CE router has established a BGP peering with the PE router, and the CE will use the core infrastructure of the PE as a backbone carrier to support CSC. Which additional task can you perform to complete the configuration?
- A. Configure the address-family ipv4 labeled-unicast command under the neighbor configuration of the CE router for the PE.
- B. Configure OSPF on the PE router.
- C. Configure static routing on the CE router.
- D. Change the rd value to 65001:65001 under the VRF section of the PE router.
Answer: B
NEW QUESTION 46 
Refer to the exhibit. A network operator is implementing EVPN IRB on PE1. Which two command placements enable the advertisement of Type 2 routes and what information do Type 2 routes contain?
(Choose two.)
- A. Type 2 routes contain inclusive source-specific multicast route information.
- B. Type 2 routes contain MAC/IP information.
- C. The operator adds in "host-routing" under the BVI651 interface.
- D. The operator adds in "host-routing" under the VRF EVPN.
- E. Type 2 routes contain Ethernet Auto-Discovery information.
Answer: B,C
Explanation:
Section: VPN Architecture
Explanation/Reference: https://www.cisco.com/c/en/us/td/docs/iosxr/ncs5500/vpn/61x/b-ncs5500-l2vpn-configuration- guide-61x/b-ncs5500-l2vpn-configuration-guide-61x_chapter_01010.html
NEW QUESTION 47
Refer to the exhibit.
Which statement about this configuration is true?
- A. Router 1 will accept multicast routes with a route-target of 12:1.
- B. Router 1 has statically defined thresholds for data MDT.
- C. 192.168.1.2 must be reachable by all routers participating in the mvpn-intranet MVRF.
- D. The MVRF must be configured on each router on the customer and service provider networks.
Answer: A
NEW QUESTION 48
An engineer is troubleshooting an EoMPLS circuit on a Cisco IOS XR router interface that removes a VLAN from the distribution layer. Which configuration should the engineer apply in order to accomplish the task?
- A. interface GigabitEthernet 0/10.l2transport
encapsulation dot1q 10
rewrite ingress tag pop 1 symmetric
l2vpn
xconnect group 103588
p2p 103588
interface GigabitEthernet 0/10.10
neighbor ipv4 10.10.10.2 pw-id 103588 - B. interface GigabitEthernet 0/10.10
encapsulation dot1q 10
rewrite ingress tag pop 1 symmetric
l2vpn
xconnect group 103588
p2p 103588
interface GigabitEthernet 0/10.10
neighbor ipv4 10.10.10.2 pw-id 103588 - C. interface GigabitEthernet 0/10.10 l2transport
encapsulation dot1q 10
rewrite ingress tag translate 1-to-1 dot1ad 10
symmetric
l2vpn
xconnect group 103588
p2p 103588
interface GigabitEthernet 0/10.10
neighbor ipv4 10.10.10.2 pw-id 103588 - D. interface GigabitEthernet 0/10.10 l2transport
encapsulation dot1q 10
l2vpn
xconnect group 103588
p2p 103588
interface GigabitEthernet 2/10.10
neighbor ipv4 10.10.10.2 pw-id 103588
Answer: D
Explanation:
Section: Layer 2 VPNs
NEW QUESTION 49
Refer to the exhibit.
Which effect of this configuration is true?
- A. It configures an IPv4 peering with 192.168.1.1
- B. It configures VPWS multihomed.
- C. It configures VPWS single homed.
- D. It configures MPLS traffic engineering.
Answer: C
Explanation:
Reference:
https://www.ciscolive.com/c/dam/r/ciscolive/emea/docs/2019/pdf/BRKSPG-2798.pdf
NEW QUESTION 50
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 51
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Steps Necessary To Pass The 300-515 Exam: https://drive.google.com/open?id=1VkTlnCHYJTLOQmcrn1AHHT2c-f1gTDMZ
