Pass4sure offers free demo for 300-420 exam. "Designing Cisco Enterprise Networks (ENSLD)", also known as 300-420 exam, is a Cisco Certification. This set of posts, Passing the Cisco 300-420 exam, will help you answer those questions. The 300-420 Questions & Answers covers all the knowledge points of the real exam. 100% real Cisco 300-420 exams and revised by experts!

Free demo questions for Cisco 300-420 Exam Dumps Below:

NEW QUESTION 1
Which QoS feature responds to network congestion by dropping lower priority packets?

  • A. CBWFQ
  • B. tail drop
  • C. WRED
  • D. strict priority

Answer: C

NEW QUESTION 2
What are two valid scaling techniques when an EIGRP network is designed that consists of more than 1000 routers? (Choose two.)

  • A. Use structured hierarchical topology with route summarization
  • B. Used sub-second timers
  • C. Use the distribute-list command to filter routes
  • D. Modify delay parameters on the links
  • E. Implement multiple EIGRP autonomous systems

Answer: AE

NEW QUESTION 3
When a network is designed using IS-IS protocol, which two circuit types are supported? (Choose two.)

  • A. nonbroadcast multiaccess
  • B. multiaccess
  • C. point-to-multipoint
  • D. nonbroadcast
  • E. point-to-point

Answer: BE

NEW QUESTION 4
Which NETCONF operation creates filtering that is specific to the session notifications?

  • A. <create-subscription>
  • B. <commit>
  • C. <notification>
  • D. <logging>

Answer: A

NEW QUESTION 5
What is an advantage of designing an out-of-band network management solution?

  • A. In the event of a production network outage, network devices can still be managed.
  • B. There is no separation between the production network and the management network.
  • C. In the event of a production network outage, it can be used as a backup network path.
  • D. It is less expensive than an in-band management solution

Answer: A

NEW QUESTION 6
An engineer is designing an enterprise campus network. The LAN infrastructure consists of switches from multiple vendors, and Spanning Tree must be used as a Layer 2 loop prevention mechanism. All configured VLANs must be grouped in two SIP instances. Which standards-based Spanning Tree technology supports this design solution?

  • A. MSTP
  • B. RSTP
  • C. Rapid PVST
  • D. STP

Answer: A

NEW QUESTION 7
What are two benefits of designing an SD-WAN network fabric with direct Internet access implemented at every site? (Choose two.)

  • A. It decreases latency to applications hosted by public cloud service provider.
  • B. It decreases latency on Internet circuits.
  • C. It increases the speed of delivery of site deployments through zero-touch provisioning.
  • D. It increases the total available bandwidth on Internet circuits.
  • E. It alleviates network traffic on MPLS circuits.

Answer: AE

NEW QUESTION 8
A network solution is being designed for a company that connects to multiple Internet service providers. Which Cisco proprietary BGP path attribute will influence outbound traffic flow?

  • A. Local Preference
  • B. MED
  • C. Weight
  • D. AS Path
  • E. Community

Answer: C

NEW QUESTION 9
Which function are fabric intermediate nodes responsible for in an SD-Access Architecture?

  • A. mapping EIDs to RLOCs
  • B. encapsulating user traffic in a VXLAN header including the SGT
  • C. registering new endpoints in the HTDB
  • D. transporting IP packets between edge nodes and border nodes

Answer: D

NEW QUESTION 10
An engineer is working with NETCONF and Cisco NX-OS based devices. The engineer needs a YANG model that supports a specific feature relevant only to Cisco NX-OS. Which model must the engineer choose?

  • A. Native
  • B. IEEE
  • C. OpenConfig
  • D. IETF

Answer: D

NEW QUESTION 11
An organization is designing a detailed QoS plan that limits bandwidth to specific rates. Which two parameters are supported be the traffic policing feature? (Choose two.)

  • A. violating
  • B. marking
  • C. shaping
  • D. bursting
  • E. conforming

Answer: BC

NEW QUESTION 12
Drag and drop the properties from the left onto the protocols they describe on the right.
300-420 dumps exhibit

  • A. Mastered
  • B. Not Mastered

Answer: A

Explanation:
300-420 dumps exhibit

NEW QUESTION 13
What is the purpose of an edge node in an SD-Access network fabric?

  • A. Edge nodes identify and authenticate endpoints and register endpoint information with control plane nodes.
  • B. Edge nodes track endpoint IDs to location mappings, along with IPv4, IPv6, or MAC addresses.
  • C. Edge nodes are the gateway between the fabric domain and network outside of the fabric.
  • D. Edge nodes resolve lookup requests from edge and border nodes to locate destination endpoint IDs.

Answer: A

NEW QUESTION 14
An enterprise customer has these requirements:
300-420 dumps exhibit end-to-end QoS for the business-critical applications and VoIP services based on CoS marking.
300-420 dumps exhibit flexibility to offer services such as IPv6 and multicast without any reliance on the service provider.
300-420 dumps exhibit support for full-mesh connectivity at Layer 2.
Which WAN connectivity option meets these requirements?

  • A. VPWS
  • B. MPLS VPN
  • C. DMVPN
  • D. VPLS

Answer: D

NEW QUESTION 15
A network engineer must connect two sites across a public network using a secure tunneling technology that supports multicast traffic. Which technology must be chosen?

  • A. IPsec
  • B. GRE
  • C. PPTP
  • D. GRE over IPsec

Answer: D

NEW QUESTION 16
Which design consideration must be made when using IPv6 overlay tunnels?

  • A. Overlay tunnels that connect isolated IPv6 networks can be considered a final IPv6 network architecture.
  • B. Overlay tunnels should only be considered as a transition technique toward a permanent solution.
  • C. Overlay tunnels can be configured only between border devices and require only the IPv6 protocol stack.
  • D. Overlay tunneling encapsulates IPv4 packets in IPv6 packets for delivery across an IPv6 infrastructure.

Answer: C

NEW QUESTION 17
A branch office has a primary L3VPN MPLS connection back to the main office and an IPSEC VPN tunnel that serves as backup. Which design ensures that data is sent over the backup connection only if the primary MPLS circuit is down?

  • A. Use EIGRP to establish a neighbor relationship with the main office via L3VPN MPLS and the IPSECVPN tunnel.
  • B. Use BGP with the multipath feature enabled to force traffic via the primary path when available.
  • C. Use static routes tied to an IP SLA to prefer the primary path while a floating static route points to the backup connection.
  • D. Use OSPF with a passive-interface command on the backup connection.

Answer: C

NEW QUESTION 18
An engineer is working for a large cable TV provider that requires multiple sources streaming video on different channels using multicast with no rendezvous point. Which multicast protocol meets these requirements?

  • A. PIM-SM
  • B. PIM-SSM
  • C. any-source multicast
  • D. BIDIR-PIM

Answer: D

NEW QUESTION 19
An engineer must design a multicast network for a financial application. Most of the multicast sources also receive multicast traffic (many-to-many deployment model). To better scale routing tables, the design must not use source trees. Which multicast protocol satisfies these requirements?

  • A. PIM-SSM
  • B. PIM-SM
  • C. MSDP
  • D. BIDIR-PIM

Answer: B

NEW QUESTION 20
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

Answer: AE

NEW QUESTION 21
A router running ISIS is showing high CPU and bandwidth utilization. An engineer discovers that the router is configured as L1/L2 and has L1 and L2 neighbors. Which step optimizes the design to address the issue?

  • A. Make this router a DIS for each of the interfaces
  • B. Disable the default behavior of advertising the default route on the L1/L2 router
  • C. Configure the router to be either L1 or L2
  • D. Configure each interface as either L1 or L2 circuit type

Answer: D

NEW QUESTION 22
Which two steps can be taken to improve convergence in an OSPF network? (Choose two.)

  • A. Use Bidirectional Forwarding Detection
  • B. Merge all the areas into one backbone area
  • C. Tune OSPF parameters
  • D. Make all non-backbone areas stub areas
  • E. Span the same IP network across multiple areas.

Answer: CD

NEW QUESTION 23
Refer to the exhibit.
300-420 dumps exhibit
An engineer must optimize the traffic flow of the network. Which change provides a more efficient design between the access and the distribution layer?

  • A. Add a link between access switch A and access switch B
  • B. Reconfigure the distribution switch A to become the HSRP Active
  • C. Change the link between distribution switch A and distribution switch B to be a routed link
  • D. Create an EtherChannel link between distribution switch A and distribution switch B

Answer: B

NEW QUESTION 24
Which two statements describe source trees in a multicast environment? (Choose two.)

  • A. Source trees guarantee the minimum amount of network latency for forwarding multicast traffic
  • B. Source trees create an optimal path between the source and the receivers
  • C. Source trees use a single common root placed at some chosen point in the network
  • D. Source trees can introduce latency in packet delivery
  • E. Source trees can create suboptimal paths between the source and the receivers

Answer: AB

NEW QUESTION 25
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