Cisco Enterprise Network Design (300-420) ® 2026
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⚡ Quick Facts
Quick Answer: The ENSLD (300-420) exam has 55-65 questions, a 90 minutes time limit, a Scaled cut score (Cisco does not publish it) passing score, and costs $300 USD. It covers Advanced Addressing & Routing Solutions, Advanced Enterprise Campus Networks, WAN for Enterprise Networks, Network Services. ExamCert has 1000+ free practice questions, a full study guide, and a money-back guarantee.
ENSLD (300-420) Study Materials
ENSLD (300-420) is the CCNP Enterprise design concentration. It is about choosing and justifying designs: addressing and routing at scale, campus and SD-Access architecture, WAN resiliency, multicast and QoS services, and designing for automation. Answers turn on trade-offs, not commands.
1000+ ENSLD Questions
Scenario-based questions covering Advanced Addressing & Routing Solutions, Advanced Enterprise Campus Networks, WAN for Enterprise Networks, Network Services, Automation
Detailed Explanations
Every answer explained so you understand the why behind Advanced Addressing & Routing Solutions, Advanced Enterprise Campus Networks, WAN for Enterprise Networks and more
Weekly Updates
New questions added weekly, aligned to the current 300-420 exam objectives
How to Prepare for ENSLD
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What's Included
- ✓1000+ exam-style practice questions
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Study Tips from Top Scorers
- 1.Score 85%+ consistently on practice tests before booking your exam
- 2.Review explanations for BOTH correct and wrong answers
- 3.Use the Study Guide for quick revision 2-3 days before exam day
- 4.Focus extra time on domains where your scores are lowest
- 5.Take timed practice sets to build exam-day stamina
ENSLD (300-420) Exam Domains
55-65 questions in 90 minutes. Passing score: Scaled cut score (Cisco does not publish it). Exam fee: $300 USD. Format: Multiple choice, drag-and-drop & simulation items (Pearson VUE).
Advanced Addressing & Routing Solutions
IPv4/IPv6 addressing plans, route summarisation and filtering, and designing EIGRP, OSPF, IS-IS and BGP for scale and convergence.
Advanced Enterprise Campus Networks
Campus hierarchy, Layer 2/3 boundary placement, high availability, and designing wired and wireless campus fabrics including SD-Access.
WAN for Enterprise Networks
WAN transport options, resiliency and redundancy design, and SD-WAN migration considerations.
Network Services
Designing multicast, QoS policies, and network management and assurance services.
Automation
Designing for programmability and automation across the enterprise network.
Why ENSLD?
ENSLD (300-420) is the CCNP Enterprise design concentration. A respected Cisco credential for Network Design Engineer, Network Architect, Pre-Sales Solutions Engineer.
Free vs Premium ENSLD (300-420) Practice Questions
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- ✓ 3 full question sets (100+ questions)
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Who Is the ENSLD Exam For?
Target Audience
For network designers and architects who translate business requirements into enterprise campus, WAN and services designs, rather than configuring devices day to day.
Recommended Prerequisites
- •Valid CCNP Enterprise core exam (350-401 ENCOR) to earn the certification
- •Recommended: 3-5 years designing enterprise networks
- •Working knowledge of routing protocols and campus architecture
Official Exam Details
Format: Multiple choice, drag-and-drop & simulation items (Pearson VUE)
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What Our Users Say About ENSLD
"The Advanced Addressing & Routing Solutions questions were exactly like the real 300-420 exam. Passed on my first attempt!"
"Advanced Enterprise Campus Networks and WAN for Enterprise Networks questions were spot-on, and the clear explanations made the tough topics click."
"The realistic scenarios helped me master Advanced Addressing & Routing Solutions fast. Comprehensive and fully up to date for 2026."
"The Automation questions filled the gaps in my knowledge. I scored well above the passing mark."
"WAN for Enterprise Networks questions felt realistic. The practice sets cover every 300-420 objective thoroughly."
"Best ENSLD prep app I found. Weekly updates kept everything aligned with the latest exam objectives."
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300-420 2026
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