Cisco 300-420 Online Practice Questions and Exam Preparation

Cisco 300-420 Online Questions & Answers

• Question 131:

  Refer to the exhibit.

  

  An architect is developing a solution to consolidate networks while retaining device redundancy. The routing protocol for the WAN routers must be open standard, ensure high availability, and provide the fastest convergence time. Which solution must the design include?

  A. both routers running EIGRP
  B. one router running OSPFv2 and other OSPF v3
  C. one router running ISIS and other OSPF v3
  D. both routers running OSPFv2
  A. both routers running EIGRP

• Question 132:

  Which are two Cisco recommendations that demonstrates SDA? (Choose two.)

  A. Focus on business benefits.
  B. Be sure you explain the major technologies such as VXLAN and LISP in depth.
  C. Show the customer how to integrate ISE into DNA Center at the end of the demo.
  D. Keep the demo at a high level.
  E. Use the CLI to perform as much of the configuration as possible.
  A. Focus on business benefits.
  D. Keep the demo at a high level.

• Question 133:

  Refer to the exhibit.

  

  An architect is designing a network that requires route redistribution. The design must prevent route feedback and the creation of routing loops. The OSPF domain is using default metrics, and the IS-IS domain is using narrow metrics. Which solution must the architect select?

  A. Change the IS-IS administrative distance to 105
  B. Use route filtering with an ACL or prefix list
  C. Use route tagging with a route map
  D. Change the OSPF area to a nonbackbone stub area
  C. Use route tagging with a route map

• Question 134:

  Which control-plane technology allows the same subnet to exist across multiple network locations?

  A. LISP
  B. VXLAN
  C. FabricPath
  D. ISE mobility services
  A. LISP

• Question 135:

  Refer to the exhibit.

  

  A customer experienced an unexpected network outage when the link between R1 and R2 went down. An architect must design a solution to ensure network continuity in the event the link tails again. Which solution should the design include?

  A. Make R3 an L1L2 router.
  B. Make R31 an L1 router.
  C. Make Area 0 L2-only.
  D. Make R11 an L2 router.
  A. Make R3 an L1L2 router.

• Question 136:

  DRAG DROP

  Drag and drop the functions from the left onto the Cisco SD-WAN components that perform them on the right.

  Select and Place:

  

  

• Question 137:

  Which two best practices must be followed when designing an out-of-band management network? (Choose two.)

  A. Enforce access control
  B. Facilitate network integration
  C. Back up data using the management network
  D. Ensure that the management network is a backup to the data network
  E. Ensure network isolation
  A. Enforce access control
  E. Ensure network isolation

• Question 138:

  Refer to the exhibit.

  

  A company has some offices that are connected via dark fiber in New York. A network architect must optimize the network design based on the EIGRP routing protocol. The network has hierarchical addressing between 10 and 12 routers in each office. Routing convergence time must be at the minimum.

  What must the network architect do to reduce the query range?

  A. Implement network summarization on edge routers.
  B. Configure route filtering on non-edge routers.
  C. Configure stub areas on non-edge routers.
  D. Use different EIGRP processes on edge routers.
  A. Implement network summarization on edge routers.

• Question 139:

  Which control-plane protocol is used to map an endpoint to a location in a Cisco SD-Access network?

  A. FabricPath
  B. IS-IS
  C. LISP
  D. MP-BGP
  C. LISP

• Question 140:

  Refer to the exhibit. An engineer must design an automatic failover solution. The solution should allow HSRP to detect a WAN 1 failure and initiate an automatic failover, making router R2 the active HSRP router. Which two solutions should the engineer choose? (Choose two.)

  

  A. Implement Enhanced Object Tracking on roster R1
  B. use a floating static route
  C. Implement IP SLA on router R1
  D. Implement PBR on router R1
  E. use IP source routing
  A. Implement Enhanced Object Tracking on roster R1
  C. Implement IP SLA on router R1