Cisco CCNP 300-420 Questions & Answers

• Question 1:

  DRAG DROP

  Drag and drop the types of WAN connectivity from the left onto the connectivity use cases on the right.

  Select and Place:

  

  Correct Answer:

  

• Question 2:

  DRAG DROP

  An engineer must design an addressing plan for a small business using a single /24 network. Each department must have its own subnet. Drag and drop the subnets from the left onto the departments requirements that they fulfill on the right. Not all options are used.

  Select and Place:

  

  Correct Answer:

  

• Question 3:

  DRAG DROP

  Drag and drop the descriptions from the left onto the categories they apply to on the right.

  Select and Place:

  

  Correct Answer:

  

• Question 4:

  DRAG DROP

  Drag and drop the Cisco SD-WAN components from the left onto their definitions on the right.

  Select and Place:

  

  Correct Answer:

  

• Question 5:

  An engineer is designing a WAN solution for a customer with teams in different branch locations that need to communicate The teams also need to access enterprise applications hosted in the data center and the cloud The customer also must provide guests with connectivity to the internet only, and the internet gateway is located in the data center

  Which solution must the engineer choose?

  A. WAN connectivity from a different service provider for guests

  B. firewall placed in data center that fitters any traffic from guests

  C. MPLS Layer 3 VPN with one VRF for corporate access and a separate VRF for guests

  D. MPLS Layer 3 VPN with a separate VRF for each branch location

  Correct Answer: C

• Question 6:

  How do IETF OpenConfig and Cisco nativo YANG models differ when used to configure the same feature on an infrastructure device?

  A. OpenConfig models are more comprehensive than IETF.

  B. Cisco native models are less comprehensive than OpenConfig.

  C. Cisco native models are less comprehensive than IETF.

  D. IETF models are more comprehensive than OpenConfig.

  Correct Answer: A

• Question 7:

  Refer to the exhibit

  

  A customer requires maximum uptime for the data plane between R1 and R3 running OSPF

  Which solution must the design include for high availability if the routing process on R2 requires maintenance?

  A. BFD on all routers

  B. nonstop forwarding on R1 and R3

  C. nonstop forwarding on R3 only

  D. graceful restart on all routers

  Correct Answer: B

• Question 8:

  Which feature minimizes HOC connections and reduces strain on the vSmart controller m an SO-WAN architecture?

  A. control-connections

  B. corrtroWirection

  C. color

  D. affinity

  Correct Answer: D

• Question 9:

  Prior to establishing full-mesh iPsec tunnels in a typical Cisco SD-WAN deployment, which mechanism do WAN Edge routers use to exchange Key information for data plane encryption?

  A. They use vSmart controllers as key exchange servers.

  B. They use vManage as a key exchange server.

  C. They use IKEv2 when exchanging keys with each other.

  D. They use vBond as a key exchange server.

  Correct Answer: A

• Question 10:

  Refer to the exhibit.

  

  A customer has two eBGP peerings from a single CE router toward two service providers. The customer has hired an architect to design a solution to ensure certain traffic enters the customer's network through interface gig0/0.

  Which solution must the architect include in the design?

  A. Advertise a lower MED value toward the less preferred service provider.

  B. Prepend additional AS on the AS path toward the preferred service provider.

  C. Break aggregated routes into longer prefixes and advertise to the preferred service provider.

  D. Set a higher local preference to the preferred service provider path.

  Correct Answer: A