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Instant Download Cisco : 300-420 Questions & Answers as PDF & Test Engine
- Exam Code: 300-420
- Exam Name: Designing Cisco Enterprise Networks
- Updated: Nov 07, 2026
- No. of Questions: 457 Questions and Answers
- Download Limit: Unlimited
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Price: $69.98
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Certification is an investment, and sensible investors ask about returns before committing. The 300-420 credential can open doors to promotion and new responsibilities — and Lead2Passed supplies the study side: 457 practice questions with verified answers.
Cisco 300-420 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Enterprise Network Design Principles | - Scalability and high availability design - Design methodologies and best practices |
| Topic 2: WAN and Edge Connectivity Design | - Traditional WAN and internet edge design - SD-WAN architecture and design considerations |
| Topic 3: Network Services Design | - Multicast and QoS design considerations - Routing protocols design (OSPF, EIGRP, BGP) |
| Topic 4: Enterprise Campus Network Design | - Spine-leaf and hierarchical design models - Campus LAN architecture |
| Topic 5: Security Design in Enterprise Networks | - Segmentation and access control design - VPN and perimeter security architecture |
| Topic 6: Network Automation and Programmability | - Controller-based networking design - API-driven network automation concepts |
Cisco Designing Cisco Enterprise Networks Exam: Common Questions
Cisco recommends these training resources for the Cisco Designing Cisco Enterprise Networks exam:
Follow the training with steady self-testing — the 457 practice questions from Lead2Passed help you apply theory and fill any gaps the training leaves.
The Cisco Designing Cisco Enterprise Networks exam contains 55-65 to complete within 90 minutes. Timed simulation in the Lead2Passed Desktop Test Engine teaches that rhythm before exam day does.
The official Cisco Designing Cisco Enterprise Networks outline defines 6 domains. The leading three are WAN and Edge Connectivity Design, Network Services Design, and Enterprise Campus Network Design. The full list is in the topics section above, and Lead2Passed's 457 practice questions cover each one.
The 300-420 exam is a Cisco certification exam validating the Cisco Designing Cisco Enterprise Networks syllabus shown above. It belongs to these credential paths: CCNP Enterprise, CCIE Enterprise Infrastructure. Earning the credential in 2026 can strengthen a career, and Lead2Passed prepares candidates with 457 practice questions in PDF, Desktop Test Engine, and Online Test Engine formats.
Available via Pearson VUE test centers or online proctored exam Register for the Cisco Designing Cisco Enterprise Networks exam through these official channels:
After booking, Lead2Passed delivers your practice questions within 1 minute — preparation starts the same day.
Scoring and fees are published by Cisco and may change; verify the current figures on the official site.
Three versions of the same study materials: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows that simulates the real exam with two practice modes and works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. Download the demo first, experience the materials, and choose the format you like best — all 457 practice questions are identical across versions. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations.
Lead2Passed issues a full refund if you take the Cisco Designing Cisco Enterprise Networks exam within 60 days of purchase and do not pass. The policy does not apply if the exam is taken within 3 days of purchase, if the exam was never actually taken, or to free materials or expired orders, and the candidate name must match the payer name. Submit a scan of your enrollment slip and the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Alternatively, exchange for two free exam products of equal value and keep your original update service. Orders arrive by email within 1 minute — contact support if nothing arrives within 2 hours.
No formal prerequisites required. Recommended: CCNA-level knowledge and CCNP Enterprise core exam (350-401 ENCOR). Since requirements change over time, confirm the latest on the official Cisco exam page before scheduling.
Cisco Designing Cisco Enterprise Networks Sample Questions:
Which NETCONF operation creates filtering that is specific to the session notifications?
- A. <notification>
- B. <create-subscription>
- C. <logging>
- D. <commit>
Correct Answer: B 🗳️
Explanation: Only visible for Lead2Passed members. You can sign-up / login (it's free).
Refer to the exhibit. An architect is designing an IPv4 plan using the 172.16.0.0/16. The design must maximize the number of subnets while meeting these requirements:
- 500 hosts within the server room
- 100 hosts at the remote site
- 25 hosts at the access site
Which plan must the architect choose?
- A. - Server room 172.16.2.0/23
- Remote site 172.16.4.64/26
- Access site 172.16.5.16/28 - B. - Server room 172.16.2.0/23
- Remote site 172.16.4.128/25
- Access site 172.16.5.32/27 - C. - Server room 172.16.4.0/22
- Remote site 172.16.9.0/24
- Access site 172.16.9.64/26 - D. - Server room 172.16.8.0/21
- Remote site 172.16.10/23
- Access site 172.16.10.128/25
Correct Answer: B 🗳️
What is a primary capability of the cloud-based services model in an IaaS deployment?
- A. It provides workload-migration capabilities, which allows seamless movement of virtual machines and applications between on-premises infrastructure and the cloud.
- B. It leverages advanced orchestration and automation tools to streamline resource provisioning and management, which reduces manual effort and improves operational efficiency.
- C. It reduces operational costs and increases flexibility by allowing organizations to pay for only the resources they consume.
- D. It provides the ability to scale resources up or down based on demand, which enables an organization to adjust its computing capacity dynamically.
Correct Answer: D 🗳️
Explanation: Only visible for Lead2Passed members. You can sign-up / login (it's free).
How is internet access provided to a WAN edge router that is connected to a MPLS transport link?
- A. Internet access must be provided at the WAN Edge router through either a 4G/5G link or local Internet circuit
- B. OMP advertises a default route from a WAN Edge router that is connected to the MPLS and internet transport networks
- C. An extranet must be provided in the MPLS transport network to allow private traffic to reach the public internet
- D. TLOC extensions are used to route traffic to a WAN Edge router that is connected to the Internet transport network
Correct Answer: D 🗳️
Explanation: Only visible for Lead2Passed members. You can sign-up / login (it's free).
An existing network solution is using BFD in echo mode. Several of the network devices are experiencing high CPU utilization which an engineer has determined is related to the BFD feature. Which solution should the engineer leverage to reduce the CPU load?
- A. Utilize carrier delay on all routers in the network.
- B. Implement BED asynchronous mode between peers with low CPU resources.
- C. Enable BFD multi-hop on the devices with low CPU resources.
- D. Implement slow timers between peers with low CPU resources.
Correct Answer: D 🗳️
Explanation: Only visible for Lead2Passed members. You can sign-up / login (it's free).
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