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CBT Nuggets

300-420 ENSLD Online Training

This Designing Cisco Enterprise Networks (300-420 ENSLD) training prepares a network administrator to earn their CCNP Enterprise, covering how to implement core enterprise network technologies, including dual stack architecture, network virtualization, security, infrastructure, and automation. For anyone with network administrators on their team, this Cisco training can be used for 300-420 ENSLD exam prep to earn your CCNP Enterprise certification.

Updated December 2025

29Skills
250Videos
3Virtual Labs
30h 15mTotal
250 videos3 labs30h 15m

Who This Course Is For

This CCNP Enterprise training is considered associate-level Cisco training, which means it was designed for network administrators. This network design skills course is designed for network administrators with three to five years of experience with advanced network design.

Course Curriculum

  • Premium skill.Design an IPv4 and IPv6 Addressing Scheme1h 19m
  • Premium skill.IS-IS Foundations and Design1h 17m
  • Premium skill.Design Networks with EIGRP1h 6m
  • Premium skill.Designing Networks with OSPF1h 4m
  • Premium skill.Break Through BGP Basics with Address Families1h 17m
  • Premium skill.Solve BGP Scalability Issues1h 24m
  • Premium skill.Understand the BGP Best Path Algorithm1h 11m
  • Premium skill.Design Networks with BGP1h
  • Premium skill.Determine IPv6 Migration Strategies49m
  • Premium skill.Design High Availability in Campus Networks1h 18m
  • Premium skill.Explain the Hierarchical Network Model50m
  • Premium skill.Design Campus L2 Infrastructures59m
  • Premium skill.Design Multicampus L3 Infrastructures55m
  • Premium skill.Describe SD-Access Architecture1h 13m
  • Premium skill.Design an SD-Access Fabric1h 8m
  • Premium skill.Compare WAN Connectivity Options48m
  • Premium skill.Design Site-to-Site VPNs48m
  • Premium skill.Design Enterprise WAN High Availability49m
  • Premium skill.Describe Cisco SD-WAN Architecture and Principles56m
  • Premium skill.Design Cisco SD-WAN1h 3m
  • Premium skill.Select QoS Strategies60m
  • Premium skill.Design End-to-End QoS Policy1h
  • Premium skill.Network Management and Telemetry Techniques1h 10m
  • Premium skill.Multicast Routing Foundations and Design1h 20m
  • Premium skill.Understand Model Driven Programmability59m
  • Premium skill.Understand YANG-Based Network Automation53m
  • Premium skill.Understand the NETCONF and RESTCONF protocols56m
  • Premium skill.Describe L2 Security Features54m
  • Premium skill.Describe Cloud Deployments and Connectivity47m

For IT leaders

What IT leaders need to know before assigning this course

Enterprise network design decisions can create downstream risk: inefficient addressing, routing complexity, weak high availability, and inconsistent WAN or campus standards can all increase outage exposure and slow change delivery. IT Directors and Training Managers can assign this Cisco CCNP Designing Enterprise Networks (300-420 ENSLD) v1.1 course to network administrators or network engineers with roughly 3–5 years of experience who need a structured design baseline across routing, campus, WAN, SD-Access, SD-WAN, QoS, telemetry, automation, security, and cloud connectivity.

The curriculum represents about 30 hours of training per learner, so Team Leads should plan it as a multi-week enablement path rather than a one-time exam cram. It is also appropriate for teams preparing for the 300-420 ENSLD exam as part of the CCNP Enterprise path. CBT Nuggets Playlists help standardize assignment by role or project need, while Team Reporting helps IT leaders track progress and keep certification preparation visible.

Team Impact

How this training helps your team succeed

IT teams complete this training to make enterprise design choices more consistent before those choices become production constraints. The course maps to real scenarios network teams face when modernizing routed networks, improving campus resilience, connecting remote sites, and preparing for automation-driven operations.

  • Plan scalable addressing and migration: Teams review IPv4/IPv6 addressing and IPv6 migration strategies to support dual-stack planning and future growth.
  • Reduce routing design complexity: Routing-focused modules cover IS-IS, EIGRP, OSPF, and BGP design, including BGP scalability and best-path behavior.
  • Improve campus and WAN resilience: High availability topics span campus networks, multicampus Layer 3 infrastructures, WAN connectivity options, site-to-site VPNs, and enterprise WAN HA.
  • Support modern operations: SD-Access, Cisco SD-WAN, QoS, telemetry, multicast, YANG, NETCONF, RESTCONF, Layer 2 security, and cloud connectivity help teams align design with current enterprise requirements.

After completion

Knowledge & ability your team will gain

Knowledge

  • IPv4 and IPv6 addressing design concepts, including migration considerations for dual-stack environments.
  • Design tradeoffs for IS-IS, EIGRP, OSPF, and BGP in enterprise networks.
  • BGP address families, scalability concerns, and best-path selection behavior.
  • Campus architecture concepts including hierarchical design, Layer 2 infrastructure, Layer 3 multicampus design, and high availability.
  • Cisco SD-Access, Cisco SD-WAN, QoS, telemetry, multicast, model-driven programmability, YANG, NETCONF, RESTCONF, Layer 2 security, and cloud connectivity concepts.

Ability

  • Evaluate routing protocol designs for enterprise scale, resiliency, and operational fit.
  • Select WAN, VPN, SD-WAN, and high availability approaches for distributed sites.
  • Design QoS strategies and end-to-end QoS policies for enterprise traffic requirements.
  • Interpret telemetry and network management techniques for operational visibility.
  • Apply automation and programmability concepts to network design discussions and CCNP Enterprise exam preparation.

This course is included with every subscription

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