Cisco 300-420 Online Practice Questions and Exam Preparation

Cisco 300-420 Online Questions & Answers

• Question 141:

  DRAG DROP

  Drag and drop the components in a Cisco SD-Access architecture from the left onto their descriptions on the right.

  Select and Place:

  

  

• Question 142:

  What is the purpose of the fabric management plane in a Cisco SD-Access architecture?

  A. create LISP-based ID for the end-to-end solution that is offered by SD-Access
  B. enable automation techniques for device deployments and configurations
  C. enable EID-to-RLOC mapping that is based on the BGP protocol
  D. create an underlay network that is based on the IS-IS routing protocol
  B. enable automation techniques for device deployments and configurations

• Question 143:

  In PIM sparse mode, if an RPF check is successful on a multicast-enabled device, what happens to the multicast packet?

  A. It is forwarded to all interfaces except for the receiving interface.
  B. It is forwarded to all PIM-enabled interfaces.
  C. It is forwarded to all interfaces within the OIL.
  D. Forwarded packets are dropped to prevent looping.
  C. It is forwarded to all interfaces within the OIL.

• Question 144:

  DRAG DROP

  Drag and drop the model driven telemetry characteristics from the left onto the mode they belong to on the right.

  Select and Place:

  

  

• Question 145:

  DRAG DROP

  Drag and drop the elements from the left onto the functions they perform in the Cisco SD-WAN architecture on the right.

  Select and Place:

  

  

• Question 146:

  Refer to the exhibit. An architect must design an IP addressing scheme for a multisite network connected via a WAN transit. The campus site must accommodate 12,000 devices and the branch sites must accommodate 1,000 devices. Which address scheme optimizes network device resources, contains convergence events to the different blocks of the network, and ensures future growth of the network?

  

  A. Campus: 10.0.0.0/18 Branch1: 10.0.192.0/21 Branch2: 10.0.200.0/21
  B. Campus: 10.0.0.0/16 Branchi: 10.255.0.0/20 Branch2: 10.255.16.0/20
  C. Campus: 10.0.0.0/10 Branch1: 10.64.0.0/10 Branch2: 10.128.0.0/10
  D. Campus: 10.0.0.0/20 Branch1: 10.0.64.0/21 Branch2: 10.0.128.0/21
  A. Campus: 10.0.0.0/18 Branch1: 10.0.192.0/21 Branch2: 10.0.200.0/21

• Question 147:

  Refer to the exhibit.

  

  An engineer must design an address translation solution to provide Internet connectivity for the corporate network. The design Is restricted to the 172.16.168.0/22 subnet. Which solution must the engineer choose?

  A. stateful NAT64
  B. stateless NAT64
  C. stateful NAT66
  D. stateless NAT66
  C. stateful NAT66

• Question 148:

  A company has many spoke sites with two data centers. The company wants to exchange the routing information between the data centers and the spoke sites using EIGRP. All locations belong to a single AS, and auto-summarization is disabled.

  Which two actions must the company choose? (Choose two.)

  A. Split the network into two separate ASs.
  B. Exchange all routes between locations.
  C. Summarize the routes between the hubs.
  D. Make each spoke site router a stub router.
  E. Summarize the routes from spokes to the hubs.
  D. Make each spoke site router a stub router.
  E. Summarize the routes from spokes to the hubs.

• Question 149:

  DRAG DROP

  Drag and drop the elements from the left onto the protocols where they are used on the right.

  Select and Place:

  

  

• Question 150:

  An engineer must peer with an ISP for internet connectivity using BGP, initially, the engineer wants to receive only specific prefixes from the ISP and a default route. However, the solution must provide the flexibility to add prefixes in the future at short notice. The ISP has a two-week change process in place. Which route filtering solution must the engineer employ?

  A. Request a limited internet routing table and a default route from the ISP and configure the BGP max-limit to 1 with an access list that permits only the specific internet prefixes and blocked networks
  B. Request only the required prefixes and default route be advertised from the ISO with whitelisted networks
  C. Request a full internet routing table and a default route from the ISP and configure inbound route filtering with a prefix list that permits the default route and required prefixes
  D. Configure outbound route filtering on the enterprise and ISP so that the enterprise tell the ISP which prefixes are required
  C. Request a full internet routing table and a default route from the ISP and configure inbound route filtering with a prefix list that permits the default route and required prefixes