300-410 Real Exam Dumps Questions and answers 21-30

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Question No.21

Which configuration enabled the VRF that is labeled 鈥淚net鈥?on FastEthernet0/0?

  1. R1(config)# ip vrf Inet

    R1(config-vrf)#ip vrf FastEthernet0/0

  2. R1(config)#ip vrf Inet FastEthernet0/0

  3. R1(config)# ip vrf Inet

    R1(config-vrf)#interface FastEthernet0/0 R1(config-if)#ip vrf forwarding Inet

  4. R1(config)#router ospf 1 vrf Inet

R1(config-router)#ip vrf forwarding FastEthernet0/0

Correct Answer: C

Question No.22

Refer to the exhibit. After redistribution is enabled between the routing protocols; PC2, PC3, and PC4 cannot reach PC1. Which action can the engineer take to solve the issue so that all the PCs are reachable?

image

  1. Set the administrative distance 100 under the RIP process on R2.

  2. Filter the prefix 10.1.1.0/24 when redistributed from OSPF to EIGRP.

  3. Filter the prefix 10.1.1.0/24 when redistributed from RIP to EIGRP.

  4. Redistribute the directly connected interfaces on R2.

Correct Answer: B

Question No.23

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

  1. multi-paths eibgp 2

  2. maximum-paths 2

  3. maximum-paths ibgp 2

  4. multi-paths 2

Correct Answer: C

Explanation: 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 No.24

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.)

image

  1. Change the mode from mode tunnel to mode transport on R3.

  2. Remove the crypto isakmp key cisco address 10.1.1.1 on R2 and R3.

  3. Configure the crypto isakmp key cisco address 192.1.1.1 on R2 and R3.

  4. Configure the crypto isakmp key cisco address 0.0.0.0 on R2 and R3.

  5. Change the mode from mode transport to mode tunnel on R2.

Correct Answer: AD

Question No.25

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

  1. Route distinguishers allow multiple instances of a routing table to coexist within the edge router.

  2. Route distinguishers are used for label bindings.

  3. Route distinguishers make a unique VPNv4 address across the MPLS network.

  4. Route distinguishers define which prefixes are imported and exported on the edge router.

Correct Answer: C

Question No.26

Which statement about MPLS LDP router ID is true?

  1. If not configured, the operational physical interface is chosen as the router ID even if a loopback is configured.

  2. The loopback with the highest IP address is selected as the router ID.

  3. The MPLS LDP router ID must match the IGP router ID.

  4. The force keyword changes the router ID to the specified address without causing any impact.

Correct Answer: B

Question No.27

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?

image

image

A.

B.

image

C.

D.

Correct Answer: B

Question No.28

Which list defines the contents of an MPLS label?

  1. 20-bit label; 3-bit traffic class; 1-bit bottom stack; 8-bit TTL

  2. 32-bit label; 3-bit traffic class; 1-bit bottom stack; 8-bit TTL

  3. 20-bit label; 3-bit flow label; 1-bit bottom stack; 8-bit hop limit

  4. 32-bit label; 3-bit flow label; 1-bit bottom stack; 8-bit hop limit

Correct Answer: A

Question No.29

Which transport layer protocol is used to form LDP sessions?

  1. UDP

  2. SCTP

  3. TCP

  4. RDP

Correct Answer: C

Question No.30

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

image

  1. Pop the label

  2. Impose the label

  3. Include the EXP bit

  4. Exclude the EXP bit

Correct Answer: A

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