Cisco 300-420 exam dumps : Designing Cisco Enterprise Networks

  • Exam Code: 300-420
  • Exam Name: Designing Cisco Enterprise Networks
  • Updated: Oct 16, 2026     Q & A: 457 Questions and Answers

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About Cisco 300-420 Exam

Whether you study best from paper, a desktop simulator, or a phone browser, the Cisco Designing Cisco Enterprise Networks package from PracticeTorrent has you covered: printable PDF, Windows test engine, and online engine, all loaded with the same 300-420 practice questions.

Cisco 300-420 Exam Overview:

Certification Vendor:Cisco
Exam Name:Designing Cisco Enterprise Networks
Exam Number:300-420 ENSLD
Exam Format:Scenario-based, Drag-and-drop, Simulations, Multiple choice
Passing Score:Pass/Fail
Exam Duration:90 minutes
Real Exam Qty:55–65
Certificate Validity Period:3 years
Related Certifications:Cisco Certified Specialist – Enterprise Design
Cisco Certified Network Professional (CCNP) Enterprise
Exam Price:USD 400
Available Languages:English, Japanese
Recommended Training:Designing Cisco Enterprise Networks (ENSLD) Official Training
Exam Registration:Cisco Official Registration
Pearson VUE
Sample Questions:Free Download 300-420 exam dumps pdf
Exam Way:Online proctored or in-person at authorized test centers
Pre Condition:Recommended: Implementing and Operating Cisco Enterprise Network Core Technologies (350-401 ENCOR) or equivalent knowledge
Official Syllabus URL:https://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/ensld-300-420.html

Cisco 300-420 Exam Syllabus Topics:

SectionWeightObjectives
WAN for Enterprise Networks20%- WAN resiliency and high availability
- VPN design
  • 1. DMVPN, L2VPN, L3VPN
    • 2. Site-to-site VPN
      - WAN connectivity options
      • 1. MPLS, Metro Ethernet, 4G/5G
        • 2. SD-WAN architecture and design
          Advanced Addressing and Routing Solutions25%- Routing protocol design
          • 1. EIGRP design
            • 2. IS-IS design
              • 3. OSPF design
                • 4. Route redistribution and filtering
                  - IPv4 and IPv6 addressing design
                  • 1. Route summarization and aggregation
                    • 2. Structured addressing plans
                      Advanced Enterprise Campus Networks25%- Layer 3 campus design
                      • 1. Routing in campus infrastructure
                        • 2. Virtualization and segmentation
                          - Wireless integration
                          - Layer 2 campus design
                          • 1. Spanning Tree Protocol optimization
                            • 2. VLAN and trunking design
                              • 3. Hierarchical architecture
                                Software-Defined Access (SDA)5%- SD-Access architecture
                                - Fabric design and deployment
                                - Control plane and data plane design
                                Security Services10%- Security architecture design
                                • 1. Network segmentation
                                  • 2. Threat defense integration
                                    - Secure connectivity
                                    Network Services15%- Multicast design
                                    - IP services
                                    • 1. DHCP, DNS, NAT
                                      - Quality of Service (QoS)
                                      • 1. Classification and marking
                                        • 2. Policing, shaping, congestion management

                                          Answering Your Cisco Designing Cisco Enterprise Networks Questions

                                          Cisco Designing Cisco Enterprise Networks is an official Cisco certification exam, identified by exam code 300-420. Passing earns you the CCNP Enterprise, Cisco Certified Specialist – Enterprise Design certification, classified at the Professional level. It also connects with Cisco Certified Network Professional (CCNP) Enterprise, Cisco Certified Specialist – Enterprise Design, so it can serve as a stepping stone in a wider certification plan. In hiring, certificates work as a quick, quantitative standard, and this one tells employers your skills passed the vendor's own measurement.

                                          Cisco Designing Cisco Enterprise Networks candidates answer 55–65 questions within 90 minutes. Efficiency under the clock is a trainable skill, not a talent: decide your per-question budget in advance, flag anything that threatens it, and keep moving. Running timed simulations in the PracticeTorrent test engine until you finish with time to spare is the most reliable way to make exam day feel controlled rather than rushed.

                                          The Cisco Designing Cisco Enterprise Networks exam requires Pass/Fail to pass, and official registration costs USD 400. Since retakes bill the full USD 400 again, the economic argument for thorough preparation writes itself. Let the PracticeTorrent practice tests be your measuring stick: when your scores hold above the passing line across several consecutive sessions, the exam stops being a financial risk.

                                          Recommended: Implementing and Operating Cisco Enterprise Network Core Technologies (350-401 ENCOR) or equivalent knowledge

                                          Because vendors adjust their policies, verify the current requirements before registering on the official exam page.

                                          Registration for Cisco Designing Cisco Enterprise Networks goes through the official channels below.

                                          For planning purposes, note that the exam is delivered Online proctored or in-person at authorized test centers.

                                          Cisco recommends these training options for Cisco Designing Cisco Enterprise Networks candidates.

                                          Whatever training path you take, finish it with question practice: the 457 items in the PracticeTorrent 300-420 package are where knowledge turns into exam-day scoring ability.

                                          Yes. PracticeTorrent provides a free PDF demo of the Cisco Designing Cisco Enterprise Networks questions, so you can evaluate the material before committing. After purchase, updates are free for 365 days, and when your product expires you can extend the update service at a 50% discount.

                                          Your purchase is backed by a 100% money-back guarantee with transparent conditions. Take the Cisco Designing Cisco Enterprise Networks exam within 60 days of purchase; if you fail, you qualify for a full refund, provided the exam matches your product. Attempts within 3 days of purchase do not qualify, and neither do downloaded-but-unused products, free materials, or expired orders; the candidate name must match the payer name. File with a scanned enrollment slip and the official Score Report PDF within 2 days of the exam, and claims are processed within 7 days. You may instead choose an exchange: two other exam products of equal value, free, while your original purchase keeps its update service.

                                          Delivery is immediate: files are downloadable at payment and emailed to you within one minute. If nothing arrives within 2 hours, check spam and contact customer service. Installation is unlimited across your computers.

                                          The Cisco Designing Cisco Enterprise Networks syllabus is organized into 6 domains, with the largest being Advanced Addressing and Routing Solutions (25%), Security Services (10%), and Software-Defined Access (SDA) (5%). The complete breakdown appears in the topics section above; a clear classification of what the exam tests is the first step toward efficient preparation.

                                          Cisco Designing Cisco Enterprise Networks Sample Questions:

                                          Question #1

                                          Which two statements about DMVPN with NHRP are true? (Choose two)

                                          • A. NHRP disables multicast
                                          • B. NHRP dynamically provides information about the spoke routers to the hub.
                                          • C. The spoke routers act as the NHRP servers.
                                          • D. NHRP shortens the configuration of the hub router.
                                          • E. The hub router uses NHRP to initiate the GRE tunnel with spokes.
                                          Reveal Solution  Discussion  0

                                          Correct Answer: B,D  🗳️

                                          Explanation: Only visible for PracticeTorrent members. You can sign-up / login (it's free).

                                          Question #2

                                          Refer to the exhibit. A company wants to minimize interruptions to the data plane forwarding, avoid unnecessary route recomputation, and conserve router resources during router reloads.
                                          Which solution must the company choose?

                                          • A. graceful restart
                                          • B. feasible successor
                                          • C. ISSU
                                          • D. BFD echo mode
                                          Reveal Solution  Discussion  0

                                          Correct Answer: A  🗳️

                                          Explanation: Only visible for PracticeTorrent members. You can sign-up / login (it's free).

                                          Question #3

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

                                          Reveal Solution  Discussion  0

                                          Correct Answer:

                                          Question #4

                                          An engineer must design a QoS solution for a customer. The network currently supports data only, but the customer will roll out VoIP and IP video in conjunction with the new QoS solution.
                                          The engineer plans to use DiffServ. To ensure priority for voice services, which model must the design include?

                                          • A. 12-class model
                                          • B. 8-class model
                                          • C. 4-class model
                                          • D. 6-class model
                                          Reveal Solution  Discussion  0

                                          Correct Answer: B  🗳️

                                          Question #5

                                          A company wants to deploy IPv6 within its existing network infrastructure. All current infrastructure equipment supports IPv6, and the company wants a migration strategy that must not require purchasing additional equipment. The plan must keep operational management costs low, support IPv6 multicast, and allow applications to migrate using DNS. Which strategy must the company choose?

                                          • A. service block model
                                          • B. hybrid manual tunnel model
                                          • C. hybrid ISATAP tunnel model
                                          • D. dual-stack model
                                          Reveal Solution  Discussion  0

                                          Correct Answer: D  🗳️

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