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Networking and Infrastructure

Designing Cisco Enterprise Networks (ENSLD): enterprise network design

Design addressing, routing, campus and WAN for enterprise networks, plan network services and SD-Access, and justify your design decisions.

After this course you can turn requirements into a network design that others can follow. You will plan addressing and routing, design campus and WAN for availability, connect cloud services and place Software-Defined Access where it makes sense. Above all, you can compare alternatives and justify your decision. It suits you if you know enterprise networks from day-to-day operations and now want to move further into planning and architecture, or prepare for the 300-420 exam.

AdvancedDE / ENBusiness training · Live online

What you’ll take away.

  • Design addressing and routing concepts for large networks
  • Design campus networks for availability and Layer 2 security
  • Evaluate WAN options and site-to-site VPNs for on-premises, hybrid and cloud scenarios
  • Fit network services and Software-Defined Access into a design
Cisco · 300-420

Your training in detail

Who is it for?
Network engineers, designers and architects who plan enterprise networks or rework existing designs.
Prerequisites
You have solid routing and switching knowledge and practical experience running enterprise networks, ideally at CCNP core level.
Format & planning
Standard length: 5 training days. A different length can be arranged for companies.

Agenda: from understanding to application

Our independently developed agenda proposal. Focus areas, lab environment and scope are agreed before booking.

  1. Capturing requirements and turning them into design decisions

  2. Advanced addressing and routing solutions

  3. Campus design: layers, high availability and Layer 2 security

  4. WAN design: connectivity, site-to-site VPN, SD-WAN and high availability

  5. Cloud connectivity and hybrid scenarios

  6. Security and network services in the overall design

  7. Software-Defined Access: structure and use cases

PRACTICE & TRANSFER

You design the network for a fictional company with a head office, branches and some cloud services. You choose the address plan, routing and WAN connectivity, then defend your choice against an alternative.

Exams, licences & credentials

This course prepares you for the 300-420 ENSLD (Designing Cisco Enterprise Networks) exam. The exam and its fee are included only if your offer confirms it. The Cisco Certified Specialist - Enterprise Design certification is awarded by Cisco, not by NextNowa. This is not an official Cisco course.

Vendor references & review date

Sources checked on 2026-11-04. These sources describe the technology or external exam requirements. They do not imply a partnership with NextNowa.

Your learning content

These objectives describe the training topic. The specific syllabus, dates and trainer are agreed before booking; the written offer is binding.

Individual offer: Availability and delivery are confirmed on enquiry.

Frequently asked questions

Which certifications does ENSLD count towards?

The exam leads to Cisco Certified Specialist - Enterprise Design and counts as a concentration exam for CCNP Enterprise, which also requires the core exam.

Will I spend much time configuring devices?

The focus is on designing and justifying rather than on commands. You mainly work through scenarios and compare design options.

Does Designing Cisco Enterprise Networks (ENSLD): enterprise network design include a certificate?

This course prepares you for the 300-420 ENSLD (Designing Cisco Enterprise Networks) exam. The exam and its fee are included only if your offer confirms it. The Cisco Certified Specialist - Enterprise Design certification is awarded by Cisco, not by NextNowa. This is not an official Cisco course.

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