Cisco Enterprise • Cisco

Designing Cisco Enterprise Networks v1.1 (ENSLD)

Learn to design scalable Cisco enterprise networks covering routing, campus LAN, SD-Access, WAN, SD-WAN, QoS, multicast, IPv6 and network programmability.

Overview

The Designing Cisco Enterprise Networks (ENSLD) v1.1 course gives you the knowledge and skills needed to design modern enterprise networks. It provides a detailed exploration of enterprise network design and expands on the technologies introduced in the Implementing and Operating Cisco Enterprise Network Core Technologies (ENCOR) course.

The training covers advanced addressing and routing design, enterprise campus networks, Layer 2 and Layer 3 design, Border Gateway Protocol (BGP), software-defined access, WAN resiliency, Cisco SD-WAN, Quality of Service (QoS), multicast, IPv6 and network programmability.

Design-oriented activities and case studies help you apply the concepts to customer requirements and make practical design decisions for scalable, resilient and manageable enterprise environments.

This course prepares you for the 300-420 Designing Cisco Enterprise Networks (ENSLD) exam. Passing the exam contributes toward the CCNP Enterprise certification and earns the Cisco Certified Specialist – Enterprise Design certification.

The course qualifies for 40 Cisco Continuing Education credits toward recertification.

What You Will Learn

  • Develop the skills, technologies and best practices required to design an enterprise network.
  • Design advanced enterprise routing using EIGRP, OSPF, IS-IS, BGP and MP-BGP.
  • Make Layer 2, Layer 3 and redundancy design decisions for enterprise campus networks.
  • Design Cisco SD-Access campus fabrics, resilient WANs and Cisco SD-WAN deployments.
  • Plan QoS, multicast, IPv4 and IPv6 addressing solutions based on customer requirements.
  • Understand network APIs, YANG, NETCONF, RESTCONF and model-driven telemetry.
  • Prepare for the 300-420 ENSLD certification exam.

Who Should Enrol

  • Network design engineers
  • Network engineers
  • System administrators

Course Outline

View syllabus

Designing EIGRP Routing
Designing OSPF Routing
Designing IS-IS Routing
Design Case Study Activity: Designing Enterprise Connectivity
Designing BGP Routing and Redundancy
Understanding BGP Address Families and Attributes
Design Case Study Activity: Designing an Enterprise Network with BGP Internet Connectivity
Designing the Enterprise Campus LAN
Designing Layer 2 Campus
Design Case Study Activity: Designing an Enterprise Campus LAN
Designing Layer 3 Campus
Discovering the Cisco SD-Access Architecture
Exploring Cisco SD-Access Fabric Design
Exploring Cisco SD-Access Site Design Strategy and Considerations
Design Case Study Activity: Designing Cisco SD-Access in the Enterprise
Designing Service Provider-Managed VPNs
Designing Enterprise-Managed VPNs
Designing WAN Resiliency
Design Case Study Activity: Designing Resilient Enterprise WAN
Examining Cisco SD-WAN Architectures
Examining Cisco SD-WAN Deployment Design Considerations
Designing Cisco SD-WAN Routing and High Availability
Design Case Study Activity: Designing Resilient Enterprise Cisco SD-WAN
Understanding QoS
Designing LAN and WAN QoS
Design Case Study Activity: Designing QoS in an Enterprise Network
Exploring Multicast with Protocol-Independent Multicast Sparse Mode (PIM-SM)
Designing Rendezvous Point Distribution Solutions
Designing an IPv4 Address Plan
Exploring IPv6
Deploying IPv6
Design Case Study Activity: Designing an Enterprise IPv6 Network
Introducing Network APIs and Protocols
Exploring YANG, NETCONF, RESTCONF and Model-Driven Telemetry

How You Will Benefit

This training will help you:
  • Learn the technologies, skills and design practices required to build enterprise networks.
  • Deepen your understanding of advanced addressing and routing, campus design, WAN, security and network services.
  • Design software-defined access solutions that align with enterprise requirements.
  • Validate your design knowledge and prepare for the 300-420 ENSLD exam.

Course Prerequisites

Before taking this course, you should have earned the CCNA certification or possess equivalent knowledge and skills in the following areas:
  • Understanding network fundamentals.
  • Implementing local area networks.
  • Implementing LAN connectivity.

Detailed Course Objectives

After completing this course, learners should be able to:
  • Design Enhanced Interior Gateway Routing Protocol (EIGRP) internal routing for an enterprise network.
  • Design Open Shortest Path First (OSPF) internal routing for an enterprise network.
  • Design Intermediate System to Intermediate System (IS-IS) internal routing for an enterprise network.
  • Design a network based on customer requirements.
  • Design Border Gateway Protocol (BGP) routing for an enterprise network.
  • Describe the types and uses of Multiprotocol BGP (MP-BGP) address families.
  • Describe BGP load sharing.
  • Design a BGP network based on customer requirements.
  • Determine the appropriate Layer 2 and Layer 3 boundary in a campus network.
  • Describe Layer 2 design considerations for enterprise campus networks.
  • Design a LAN based on customer requirements.
  • Describe Layer 3 design considerations in an enterprise campus network.
  • Explain the fundamental concepts of Cisco SD-Access.
  • Describe Cisco SD-Access fabric design.
  • Design an SD-Access campus fabric based on customer requirements.
  • Design service provider-managed VPN solutions.
  • Design enterprise-managed VPN solutions.
  • Design a resilient WAN.
  • Design a resilient WAN based on customer requirements.
  • Explain Cisco SD-WAN architecture.
  • Describe Cisco SD-WAN deployment options.
  • Design Cisco SD-WAN redundancy.
  • Explain the basic principles of Quality of Service.
  • Design QoS for a WAN.
  • Design QoS for an enterprise network based on customer requirements.
  • Explain the basic principles of multicast.
  • Design rendezvous point distribution solutions.
  • Describe high-level considerations for IP addressing design.
  • Create an IPv6 addressing plan.
  • Plan an IPv6 deployment in an existing enterprise IPv4 network.
  • Describe common challenges when transitioning to IPv6.
  • Design an IPv6 addressing plan based on customer requirements.
  • Describe network APIs and protocols.
  • Describe YANG, NETCONF and RESTCONF.

Lab Outline

The design activities provide practical experience through the following scenarios:
  • Designing enterprise connectivity.
  • Designing an enterprise network with BGP internet connectivity.
  • Designing an enterprise campus LAN.
  • Designing a resilient enterprise WAN.
  • Designing QoS in an enterprise network.
  • Designing an enterprise IPv6 network.

Exam and Certification Information

This course helps prepare you for the 300-420 Designing Cisco Enterprise Networks (ENSLD) exam. The exam is part of the CCNP Enterprise certification and the Cisco Certified Specialist – Enterprise Design certification path.

Continuing Education Credits

This course qualifies for 40 Cisco Continuing Education credits toward recertification.

Upcoming Class Details

September 21st–25th 2026\nRegion: United States\nGuaranteed to Run\nVendor Credits: 41 CLCs

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