Cisco 300-420 Online Practice Questions and Exam Preparation

Cisco 300-420 Online Questions & Answers

• Question 281:

  A network administrator is troubleshooting a DMVPN setup between the hub and the spoke. Which action should the administrator take before troubleshooting the IPsec configuration?

  A. Verify the GRE tunnels.
  B. Verify ISAKMP.
  C. Verify NHRP.
  D. Verify crypto maps.
  A. Verify the GRE tunnels.

• Question 282:

  Refer to the exhibit. Area 10 is a regular OSPF area and networks 10.1.1.0/24 and 172.16.1.0/24 are internal. Which design provides optimal routing between both networks when the link between routers C and E fails?

  

  A. Move the link between routers C and D to area 10.
  B. Create an OSPF virtual link between routers E and
  C. Create a tunnel between routers E and F in area 10.
  D. Make area 10 a not-so-stubby area.
  A. Move the link between routers C and D to area 10.

• Question 283:

  In a Cisco SD-Access fabric, which node facilities connectivity between the fabric and networks external to the fabric?

  A. intermediate
  B. edge
  C. control plane
  D. border
  D. border

• Question 284:

  A network engineer prepares a script to configure a loopback interface with IP address 172.16.15.12/32. To comply with the company security policies, `Content-type': `application/yang-data+json' is added to the script. Connection to the network devices must be secured. Which code snippet must the network engineer use to meet this requirement?

  

  A. Option A
  B. Option B
  C. Option C
  D. Option D
  D. Option D

• Question 285:

  An engineer is designing a networking solution to allow two hosts to communicate--one host located within the company A network and the other within the company B network. The two companies have no other plans for future additional connections. Both companies want to use a single secure and encrypted internet connection, and the configuration must be as simple as possible. Which network solution must the engineer choose?

  A. policy-based IPsec tunnel with static routing
  B. routed IPsec tunnel with OSPF routing
  C. MPLS VPN provided service with BGP routing
  D. single DMVPN with EIGRP routing
  A. policy-based IPsec tunnel with static routing

• Question 286:

  A company requested that an architect propose a new IPv4 and IPv6 deployment strategy. The company wants a solution that is straightforward, with no information hiding or forwarding overhead. Which solution meets these requirements?

  A. GRE tunnels
  B. LISP
  C. NAT64
  D. dual-stack
  D. dual-stack

• Question 287:

  Which consideration must be made when designing a Cisco SD-Access fabric underlay?

  A. Subnets must be reduced to decrease latency.
  B. Up to six control planes are supported.
  C. The default MTU should be increased.
  D. A unified policy must be used.
  C. The default MTU should be increased.

• Question 288:

  

  Refer to the exhibit. An architect with an employee ID: 4542:60:170 is designing a campus Layer 2 infrastructure. The design requires a PoE power budget that varies from 30-60 W. In addition, power must be provided continuously to some endpoints and must be supported even during the reloading of edge switches.

  Which solution must the architect select?

  A. PoE Plus
  B. Fast PoE
  C. Universal PoE
  D. Perpetual PoE
  C. Universal PoE

• Question 289:

  Which two LISP components are required in the Cisco SD-Access fabric control plane node? (Choose two.)

  A. Proxy ETR
  B. Engress Tunnel Router
  C. Map-Server
  D. Map-Resolver
  E. Ingres Tunnel Router
  C. Map-Server
  D. Map-Resolver

• Question 290:

  Which is a function of the Proactive Insights feature of Cisco DNA Center Assurance?

  A. enabling you to quickly view all of the contextual information related to a single user
  B. generating synthetic traffic to perform tests that raise awareness of potential network issues
  C. enabling you to see the complete path of packets from the client to the end application
  D. pointing out where the most serious issues are happening in the network
  B. generating synthetic traffic to perform tests that raise awareness of potential network issues