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Implementing Cisco Service Provider VPN Services Certification Sample Questions and Practice Exam

NEW QUESTION 39
What is a requirement to share VRF reachability information to all members of a VPN when using IPv6?

• A. All PEs must have the same VRFs configured.
• B. PE and CE routers must be running BGP as the PE-CE routing protocol
• C. PE routers must have MPLS disabled and be running MP-BGP between all P and PE routers.
• D. PE routers must be running MP-BGP and bgp default ipv4-unicast must be disabled

Answer: A

 

NEW QUESTION 40
What do EVPN single-active and all-active have in common?

• A. They are used to provide single connection from a CE device to a service provider.
• B. They are default gateway redundancy options.
• C. They are multihoming mechanisms used for CE devices.
• D. They are both roles that a designated router can take when MPLS is used with EVPN.

Answer: D

Explanation:
Reference: https://www.cisco.com/c/en/us/td/docs/routers/asr9000/software/asr9k-r6-2/lxvpn/configuration/ guide/b-l2vpn-cg-asr9000-62x/b-l2vpn-cg-asr9000-62x_chapter_01011.html

 

NEW QUESTION 41
Which optional information can be included with an IPv6 ping to support the troubleshooting process?

• A. destination MAC address
• B. IPv6 hostname
• C. source MAC address
• D. IPv4 IP address

Answer: B

Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipv6/configuration/xe-3s/ipv6-xe-36s-book/ip6-mng-apps.html

 

NEW QUESTION 42
A network engineer is implementing Layer 3 MPLS VPNs on Cisco IOS/IOS XE PE routers. Which PE-to-CE routing protocol requires a separate routing process to be created for each VRF?

• A. OSPF
• B. RIPv2
• C. EIGRP
• D. BGP

Answer: A

 

NEW QUESTION 43

What is the effect of this configuration?

• A. Router 1 accepts multicast routes with a tag of 12:1
• B. An LSP virtual interface tunnel is created.
• C. A Cisco MPLS TE tunnel is generated with 192.168.1.2 as the source IP address of router 1.
• D. The mroute table is cleared.

Answer: A

 

NEW QUESTION 44
Refer to the exhibit.

An engineer is implementing an MPLS P2MP TE solution. Which type of router can serve as the midpoint router and the tailend router in this P2MP TE network implementation?

• A. source
• B. headend
• C. transit
• D. bud

Answer: D

Explanation:
https://www.cisco.com/c/en/us/td/docs/routers/asr920/configuration/guide/mpls/mp-te-path-setup- xe-3s-asr920-book/mp-te-path-setup-xe-3s-asr920-book_chapter_01.html

 

NEW QUESTION 45
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 46
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 47
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 48
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

 

NEW QUESTION 49
Refer to the exhibit.

Drag and drop the EVC configuration items from the left onto the correct descriptions on the right.

Answer:

Explanation:

Explanation

 

NEW QUESTION 50
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 51
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 52
Refer to the exhibit.

Which statement describes the result of this configuration?

• A. R1 redistributes BGP routes into the OSPF process of VRF custabc as OIA routes.
• B. R1 mutually redistributes routes between BGP 65001 and the OSPF process of VRF custabc.
• C. R1 redistributes BGP routes into the OSPF process of VRF custabc as E2 routes.
• D. R1 redistributes BGP routes into the OSPF process of VRF custabc as E1 routes.

Answer: D

 

NEW QUESTION 53
An engineer is investigating an MPLS LDP issue. Which command should an engineer use on a Cisco IOS XE device to display the contents of the LFIB?

• A. show mpls ldp labels
• B. show mpls forwarding-table
• C. show mpls ldp bindings
• D. show mpls ldp neighbors

Answer: B

Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/mpls/command/mp-cr-book/mp-s2.html

 

NEW QUESTION 54
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 55
Refer to the exhibit.

An engineer is trying to configure an EVPN VWPS. What is the issue with this configuration?

• A. The member in the VPWS context should be the PE-facing interface.
• B. The service instance and the EVPN instance are different.
• C. Interface GigabitEthernet0/1/0 should not have any IP address.
• D. The 12vpn evpn command should be instance 101.

Answer: C

Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/mp_l2_vpns/configuration/xe-3s/asr903/16-7-1/ b-mpls-l2-vpns-xe-16-7-asr900/epvn_vpws_single_homed.pdf

 

NEW QUESTION 56
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. an attempt to configure a VRF instance on an interface that already has VRF Selection configured
• B. the entry of an inconsistent IP address and mask for VRF Selection
• 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 57
Which BGP feature causes to replace the AS number of originating router with the AS number of the sending router?

• A. route dampening
• B. AS override
• C. route reflectors
• D. confederations

Answer: B

Explanation:
Reference:
https://community.cisco.com/t5/networking-documents/understanding-bgp-as-override-feature/ta- p/3111967

 

NEW QUESTION 58
The CTO of a company requires the support of a network consultant to deliver an MPLS solution without resigning to a certain degree of redundancy and scalability. Which solution effectively scales to hundreds or thousands of sites?

• A. L2VPN by encapsulating multiple frame formats with interworking.
• B. L3VPN using a hierarchical topology of N-PEs and U-PEs.
• C. L3VPN with direct LSP connectivity between all PEs.
• D. L2VPN with the broadcast traffic processed at the ingress PE.

Answer: B

Explanation:
Section: VPN Architecture

 

NEW QUESTION 59
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 60
Refer to the exhibit.

What is the effect of this configuration?

• A. Router 1 accepts multicast routes with a tag of 12:1
• B. An LSP virtual interface tunnel is created.
• C. A Cisco MPLS TE tunnel is generated with 192.168.1.2 as the source IP address of router 1.
• D. The mroute table is cleared.

Answer: A

 

NEW QUESTION 61
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