Cisco 300-420 dumps

Cisco 300-420 Exam Dumps

Designing Cisco Enterprise Networks (ENSLD) v1.1
785 Reviews

Exam Code 300-420
Exam Name Designing Cisco Enterprise Networks (ENSLD) v1.1
Questions 379 Questions Answers With Explanation
Update Date August 03, 2026
Price Was : $90 Today : $50 Was : $108 Today : $60 Was : $126 Today : $70

What Is the 300-420 Certification Exam?

The 300-420 certification exam is a standardized assessment designed to measure a candidate's knowledge, competencies, and practical understanding within a defined professional field. It serves as the primary requirement for earning the CCNP Enterprise, a credential that represents a recognized level of proficiency in its respective industry. Depending on the field, this may involve theoretical knowledge, applied problem-solving, regulatory understanding, or hands-on procedural competence.

The exam is typically developed and maintained by an accrediting body or professional organization that sets the standards for the CCNP Enterprise. This ensures that anyone who earns the credential has met a consistent benchmark, regardless of where they studied or gained their experience. For many professionals, the 300-420 Certification Exam represents a formal checkpoint in their career, one that confirms readiness to take on greater responsibility within their chosen field.

Why the CCNP Enterprise Certification Matters?

Certifications like the CCNP Enterprise exist because industries need a reliable way to verify competence beyond a resume or a job title. Earning this credential signals to employers, clients, and colleagues that a professional has invested time in building a structured foundation of knowledge and has been evaluated against an established standard.

Beyond individual recognition, the CCNP Enterprise certification often supports broader professional development. It can influence hiring decisions, contribute to internal advancement, or serve as a prerequisite for more specialized roles within the field. In many industries, certifications also help standardize expectations across organizations, making it easier for professionals to move between employers or sectors while carrying a credential that is widely understood and respected.

Who Should Take the 300-420 Exam?

The 300-420 exam is generally relevant to individuals who are either entering a field or looking to formalize skills they have already developed through experience. This can include early-career professionals seeking a credential to support their first steps into the industry, as well as experienced practitioners who want official recognition of knowledge gained on the job.

Students preparing to enter the workforce may also pursue the 300-420 exam as a way to strengthen their qualifications before graduating or applying for their first roles. In some fields, employers actively encourage or require staff to pursue this certification as part of ongoing professional development, particularly in industries where standards, safety, or compliance play a significant role in daily responsibilities.

Knowledge and Skills Evaluated in the Designing Cisco Enterprise Networks (ENSLD) v1.1

The Designing Cisco Enterprise Networks (ENSLD) v1.1 is built to evaluate both foundational knowledge and the practical judgment needed to apply that knowledge in real situations. Candidates are generally expected to understand core principles and terminology relevant to their field, along with the reasoning behind established procedures, standards, or best practices.

Depending on the industry, this may include understanding regulatory requirements, following established protocols, applying analytical or technical methods, or exercising sound judgment in situations that require careful decision-making. Rather than testing isolated facts in a vacuum, the Designing Cisco Enterprise Networks (ENSLD) v1.1 tends to reward candidates who can connect concepts to realistic scenarios, reflecting the kind of thinking expected in day-to-day professional practice.

300-420 Exam Preparation Resources

Preparing for the 300-420 certification exam becomes more effective when using high-quality and up-to-date study materials. MyCertsHub provides resources designed to help candidates build knowledge, practice consistently, and become familiar with the actual exam format.

Preparation Features:

  •   379 carefully prepared practice questions
  •   Updated on August 03, 2026
  •   300-420 Practice Questions & Answers
  •   Comprehensive Study Guide covering the latest exam objectives
  •   Interactive Practice Test Engine for realistic exam simulation
  •   Printable PDF study material for convenient offline preparation
  •   Free Updates For 3 Months
  •   Money-Back Guarantee according to our Refund Policy

How to Prepare for the 300-420 Certification Exam?

Effective preparation for the 300-420 certification exam usually begins with a clear understanding of the exam's objectives and structure. Reviewing official guidelines or documentation published by the certifying body provides the most accurate picture of what will be covered and how heavily different areas are weighted.

From there, many candidates benefit from building a structured study plan that breaks preparation into manageable sections over a set period of time. A well-organized 300-420 Study Guide can help sequence this material logically, especially for those approaching a topic for the first time. Consistent review, paired with realistic practice, tends to produce better retention than concentrated last-minute studying.

Practical experience, where applicable to the field, also plays an important role in preparation. Working through 300-420 Practice Questions and a 300-420 practice test can help candidates identify gaps in their understanding and become familiar with the format and pacing of the actual exam. In fields where hands-on skill is assessed, supplementing study with real-world practice or supervised experience often makes the difference between recognizing correct information and genuinely understanding it.

Benefits of Earning the CCNP Enterprise Certification

Successfully earning the CCNP Enterprise certification offers benefits that extend well beyond passing a single exam. It provides documented proof of competence that can be referenced on a resume, professional profile, or internal performance review, offering a clear, third-party validation of skill and knowledge.

The credential can also strengthen professional credibility when working with clients, patients, stakeholders, or colleagues who may not be positioned to evaluate technical or specialized knowledge directly. Over time, this recognition often contributes to expanded career opportunities, whether through new responsibilities, higher-level roles, or eligibility for additional certifications that build on this foundational credential.

Prepare for the 300-420 Exam with MyCertsHub

Preparing for the 300-420 exam is a process that benefits from organized, consistent effort rather than rushed, last-minute review. MyCertsHub is designed to support that process by offering study resources, practice materials, and educational content that help candidates understand what the Designing Cisco Enterprise Networks (ENSLD) v1.1 covers and how to approach their preparation thoughtfully.

Whether someone is just beginning to explore the CCNP Enterprise or is in the final stages of reviewing material before their exam date, MyCertsHub aims to serve as a dependable resource throughout that journey. Every candidate's path to certification looks a little different, and the goal remains the same: to provide clear, genuinely useful information that supports real understanding of the subject matter.

Cisco 300-420 Sample Question Answers

Question # 1

A network engineer must design a multicast solution based on these requirements:interactive communicationmust not use source treesusers must register100 multicast sourcesWhich solution must the company choose?

A. MSDP
B. PIM-DM  
C. any-source multicast  
D. BIDIR PIM  



Question # 2

Which WAN connectivity technology is optimal for edge computing compared to others andwhy?

A. Due to low latency, high bandwidth, and closest proximity to the user. 4G/5Gconnectivity is the optimal WAN technology for edge computing compared to L3 VPNMPLS connectivity, which offers native separation and security with close proximity to thedata center. 
B. Due to high bandwidth, separation and security, and proximity to the data centernetwork. DWDM Is the optimal WAN technology lor edge computing compared to 4G/5Gconnectivity, which offers native separation and security with close proximity to the datacenter. 
C. Due to low latency, high bandwidth, and closest proximity to the user, L3 VPN MPLS connectivity is the optimal WAN technology for edge computing compared to 4G/5G connectivity, which offers native separation and security with close proximity to the data center. 
D. Due to low cost, high bandwidth, low latency, and closest proximity to the edge of thenetwork, Mero Ethernet is the optimal WAN technology for edge computing compared toMPLS, which offers native separation and security with close proximity to the data center. 



Question # 3

When differentiating between IETF. OpenConfig. and Cisco native YANG models, howdoes the use of containers differ?

A. OpenConfig uses one container for operational data and another container forconfiguration data, and IETF and Cisco native models use a single container foroperational data and configuration data. 
B. IETF and Cisco native models use a single container for operational data andconfiguration data, and OpenConfig uses one container for operational data and anothercontainer for configuration data. 
C. IETF and Cisco native models use one container for operational data and anothercontainer for configuration data, and OpenConfig uses a single container for operationaldata and configuration data.
D. Cisco native models use one container for operational data and another container forconfiguration data, and OpenConfig and IETF use a single container for operational dataand configuration data. 



Question # 4

An engineer must design a routing solution for a company that is single-homed to an ISP.The company's goal is to run BGP between the CE and the PE devices. To support runningBGP, the company obtained a public AS number and IP subnet from ARIN. Which solutionmust the engineer select?

A. • The customer announces the public IP subnet to the ISP• The ISP announces the default route to the customer. 
B. • The customer announces the public IP subnet to the ISP• The ISP announces the BGP table to the customer
C. • The ISP announces the customer public IP subnet.• The ISP announces the partial BGP table to the customer.
D. • The customer announces the default route to the ISP• The ISP announces the default route to the customer 



Question # 5

Which feature minimizes TLOC connections and reduces strain on the vSmart controller inan SD-WAN architecture?

A. control-direction  
B. affinity  
C. color  
D. control-connections  



Question # 6

An engineer must design a QoS solution for a customer that is connected to an ISP over a1Gbps link with a 100Mbps CIR. The ISP aggressively drops all traffic received over whichis causing numerous TCP retransmissions. The customer is not using any RTPapplications but wants to maximize bandwidth usage up to the CIR. Which QoS solutionengineer choose?

A. Policing 
B. Traffic shaping
C. Policer with markdown  
D. Queuing  



Question # 7

An engineer is designing an IPv4 addressing plan for an enterprise with 1000 branches.Each branch requires a prefix for data and a prefix for voice. Each prefix mustaccommodate up to 128 hosts, and prefixes must facilitate summarization at aggregationpoints in the network. The security team requires a simple method for identifying voceprefixes. Which allocation does the engineer recommend from the RFC1918 addressspace?

A. /24 prefixes for data from 10.0.0.0/15 and /24 prefixes for voice from 172.16.0.0/15  
B. /24 prefixes for data from 10.0.0.0/8 and /24 prefixes for voice from the next contiguous/24 prefix per site  
C. /25 prefixes for data from 10.0.0.0/8 end /25 prefixes for voice from the next contiguous /25 prefix per branch 
D. /24 prefixes for data from 10.0.0.0/8 and /24 prefixes for voice from 172.16.0.0/12  



Question # 8

A customer plans to adopt distributed QoS in their enterprise WAN. The policy must allowfor individual packet marking according to the type of treatment required and for forwardingbased on hop-by-hop treatment locally defined on each device. Which technology must thecustomer select?

A. CBWFQ
B. LLQ  
C. Diffserv  
D. IntServ  



Question # 9

Which two options can you use to configure an EIGRP stub router? (Choose two)

A. summary-only  
B. receive-only  
C. external  
D. summary  
E. totally-stubby  
F. not-so-stubby  



Question # 10

How does a model-driven telemetry dial-out approach function?

A. The device initiates a session to the collector based on the subscription.  
B. The collector initiates a session to the device and subscribes to data to be streamed.  
C. The collector Initiates a session to the device and gets the data of a previously defined subscription. 
D. The device initiates a session to the collector and negotiates a subscription.  



Question # 11

Which integration capability does gRPC provide?

A. leveraging the LDAP protocol for authentication and directory services ensuring secure access control in RPC communications 
B. leveraging the XMPP protocol for real-time messaging and collaboration between client and server applications
C. leveraging protocol buffers to provide efficient serialization and deserialization of structured data over the network
D. leveraging GRAPH-API for network monitoring and management providing comprehensive visibility into RPC-related metrics and performance statistics



Question # 12

What is the purpose of a TLOC extension in a Cisco SD-WAN network fabric?

A. to facilitate WAN Edge router redundancy within a site  
B. to identify the physical interface where a WAN Edge router connects to the WAN transport network 
C. to expand the number of colors that are potentially applied to a network transport interface 
D. to aggregate multiple physical interfaces into a single logical Interface  



Question # 13

A customer is discussing QoS requirements with a network consultant. The customer hasspecified that end-to-end path verification is a requirement. Which QoS solution meets thisrequirement?

A. IntServ model with RSVP to support the traffic flows  
B. DiffServ model with PHB to support the traffic flows  
C. marking traffic at the access layer with DSCP to support the traffic flows  
D. marking traffic at the access layer with CoS to support the traffic flows  



Question # 14

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

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.  



Question # 15

Which nonproprietary mechanism can be used to automate rendezvous point distribution in a large PIM domain?

A. Embedded RP  
B. BSR  
C. Auto-RP  
D. Static RP  



Question # 16

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  



Question # 17

An engineer is designing a campus network with Cisco Catalyst 95CO switches in theaggression layer. The design requires running nonblocking Layer 2 MEC from theaggregation layer to the access layer. The Catalyst switches are located on differentcampus floors for availability reasons, and each access switch veil contam a single VLAN.Which technology must the engineer choose for the aggregation switches in the design?

A. VPC
B. VSS  
C. StackWise Virtual  
D. StackWise-180  



Question # 18

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

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



Question # 19

Which solution allows overlay VNs to communicate with each other in an SD-WANArchitecture?

A. External fusion routers can be used to map VNs to VRFs and selectively route trafficbetween VRFs. 
B. GRE tunneling can be configured between fabric edges to connect one VN to another.  
C. SGTs can be used to permit traffic from one VN to another.  
D. Route leaking can be used on the fabric border nodes to inject routes from one VN toanother.



Question # 20

Which two BGP features will result in successful route exchanges between eBGPneighbors sharing the sameAS number? (Choose two.)

A. advertise-best-external  
B. bestpath as-path ignore  
C. client-to-client reflection  
D. as-override  
E. allow-as-in  



Question # 21

A company must automate a set of complex changes aligned with DR testing in thenetwork. These changes are specific, and the DR playbook will be adjusted in the future.The playbook has diverse routing and switching assets in scope as well as multiple vendorand hardware platforms. A developer will create a thin, web front-end microservice andintegrate with an Open daylight controller to push changes to the network. Which YANGmodel should be used?

A. Use a single native vendor YANG model to minimize development time  
B. Use an open YANG model to allow the reuse of code and standardize theimplementation across platforms 
C. Use multiple native vendor YANG models to provide code consistency.  
D. Develop an individualized YANG model to minimize development resources and time to market. 



Question # 22

Company A recently acquired another company. Users of the newly acquired companymust be able to access a server that exists on Company A’s network, both companies useoverlapping IP address ranges. Which action conserves IP address space and providesaccess to the server?

A. Use a single IP address to create overload NAT  
B. Use a single IP address to create a static NAT entry  
C. Build one-to-one NAT translation for every user that needs access  
D. Re-IP overlapping address space in the acquired company  



Question # 23

Since installing a cisco TelePresence system, the company is experiencing otherapplication having response issues when the system in use. As a result, the companyasked an architect to recommend a QoS solution. The customer is currently using aCBWFQ policy to manage traffic on an internet connection with a speed of 100 Mbps.Which link-capacity limit must the architect choose for strict-priority for the real-time traffic?

A. 25 Mbps
B. 50 Mbps 
C. 33 Mbps
D. 75 Mbps 



Question # 24

Which function do reverse path forwarding mechanisms perform in a multicast deployment?

A. They notify the upstream router of multicast traffic.  
B. They send PIM prune message toward multicast sources.  
C. They eliminate overlapping multicast addresses  
D. They prevent loops and duplicate packets.  



Question # 25

Which feature must be incorporated into the campus LAN design to enable Wake on LAN?

A. dynamic ARP Inspection Snooping on layer 2 devices  
B. directed broadcasts on layer 3 devices  
C. proxy ARP on layer 3 devices  
D. DHCP Snooping on layer 2 devices  



Feedback That Matters: Reviews of Our Cisco 300-420 Dumps

    Gauransh Kabra         Aug 14, 2026

The 300-420 exam covered a wide range of design concepts. The practice tests I used helped me understand real-world applications of routing, SD-WAN, and security, not just memorize answers.

    Solomon Green         Aug 13, 2026

Happy with the outcome of my 300-420 prep. The dumps PDF narrowed my focus to the right topics and saved me weeks of guesswork.

    Brandon Ross         Aug 13, 2026

I’d recommend MyCertsHub for anyone aiming at the 300-420 exam. Their exam questions and explanations gave me a clear study path and made complex designs much easier to grasp.


Leave Your Review