Exams > Cisco > 300-410: Implementing Cisco Enterprise Advanced Routing and Services (ENARSI)
300-410: Implementing Cisco Enterprise Advanced Routing and Services (ENARSI)
Page 2 out of 44 pages Questions 11-20 out of 436 questions
Question#11

Which command allows traffic to load-balance in an MPLS Layer 3 VPN configuration?

  • A. multi-paths eibgp 2
  • B. maximum-paths 2
  • C. maximum-paths ibgp 2
  • D. multi-paths 2
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C
Reference:
https://www.cisco.com/c/en/us/td/docs/switches/datacenter/sw/5_x/nx-os/mpls/configuration/guide/mpls_cg/mp_vpn_multipath.html

Question#12

Refer to the exhibit. After applying IPsec, the engineer observed that the DMVPN tunnel went down, and both spoke-to-spoke and hub were not establishing.
Which two actions resolve the issue? (Choose two.)

  • A. Change the mode from mode tunnel to mode transport on R3.
  • B. Remove the crypto isakmp key cisco address 10.1.1.1 on R2 and R3.
  • C. Configure the crypto isakmp key cisco address 192.1.1.1 on R2 and R3.
  • D. Configure the crypto isakmp key cisco address 0.0.0.0 on R2 and R3.
  • E. Change the mode from mode transport to mode tunnel on R2.
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AD

Question#13

Which statement about route distinguishers in an MPLS network is true?

  • A. Route distinguishers allow multiple instances of a routing table to coexist within the edge router.
  • B. Route distinguishers are used for label bindings.
  • C. Route distinguishers make a unique VPNv4 address across the MPLS network.
  • D. Route distinguishers define which prefixes are imported and exported on the edge router.
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C

Question#14

Which statement about MPLS LDP router ID is true?

  • A. If not configured, the operational physical interface is chosen as the router ID even if a loopback is configured.
  • B. The loopback with the highest IP address is selected as the router ID.
  • C. The MPLS LDP router ID must match the IGP router ID.
  • D. The force keyword changes the router ID to the specified address without causing any impact.
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B
Reference:
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/mp_ldp/configuration/12-4m/mp-ldp-12-4m-book.pdf

Question#15

Refer to the exhibit. Which interface configuration must be configured on the spoke A router to enable a dynamic DMVPN tunnel with the spoke B router?

A.

B.

C.

D.

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B

Question#16

Which list defines the contents of an MPLS label?

  • A. 20-bit label; 3-bit traffic class; 1-bit bottom stack; 8-bit TTL
  • B. 32-bit label; 3-bit traffic class; 1-bit bottom stack; 8-bit TTL
  • C. 20-bit label; 3-bit flow label; 1-bit bottom stack; 8-bit hop limit
  • D. 32-bit label; 3-bit flow label; 1-bit bottom stack; 8-bit hop limit
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A
Reference:
https://tools.ietf.org/html/rfc5462

Question#17

Refer to the exhibit. What does the imp-null tag represent in the MPLS VPN cloud?

  • A. Pop the label
  • B. Impose the label
  • C. Include the EXP bit
  • D. Exclude the EXP bit
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A

Question#18

DRAG DROP -
Drag and drop the MPLS terms from the left onto the correct definitions on the right.
Select and Place:

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Question#19

Which transport layer protocol is used to form LDP sessions?

  • A. UDP
  • B. SCTP
  • C. TCP
  • D. RDP
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C

Question#20



Refer to the exhibits.
Which configuration allows spoke-to-spoke communication using loopback as a tunnel source?

  • A. Configure crypto isakmp key cisco address 0.0.0.0 on the hub
  • B. Configure crypto isakmp key cisco address 200.1.0.0 255.255.0.0 on the hub
  • C. Configure crypto isakmp key cisco address 200.1.0.0 255.255.0.0 on the spokes
  • D. Configure crypto isakmp key cisco address 0.0.0.0 on the spokes
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D

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