Implementing and Operating Cisco Enterprise Network Core Technologies

Course Code: ENCOR-G1

Duration: 5 days


Implementing and Operating Cisco Enterprise Network Core Technologies Course Overview

The Implementing and Operating Cisco Enterprise Network Core Technologies course gives you the knowledge and skills needed to configure, troubleshoot, and manage enterprise wired and wireless networks. Learn how to implement security principles within an enterprise network and how to overlay network design by using solutions such as SD-Access and SD-WAN. The automation and programmability of Enterprise networks is also incorporated in this course.

• This course will help you:

• Configure, troubleshoot, and manage enterprise wired and wireless networks

• Implement security principles within an enterprise network

• Earn 64 CE credits toward recertification

• Please note that this course is a combination of Instructor-Led and Self-Paced Study - 5 days in the classroom and approx. 3 days of self study. The self-study content will be provided as part of the digital courseware that you receive at the beginning of the course and should be part of your preparation for the exam. Additional lab access will be provided at the end of the class, this will be valid for 60 hours or 90 days whichever is the shorter. It will be possible to complete all but 7 of the labs after the class.

Skills Gained

After completing this course you should be able to:

• Illustrate the hierarchical network design model and architecture using the access, distribution, and core layers

• Compare and contrast the various hardware and software switching mechanisms and operation, while defining the Ternary Content Addressable Memory (TCAM) and Content Addressable Memory (CAM), along with process switching, fast switching, and Cisco Express Forwarding concepts

• Troubleshoot Layer 2 connectivity using VLANs and trunking

• Implementation of redundant switched networks using Spanning Tree Protocol

• Troubleshooting link aggregation using EtherChannel

• Describe the features, metrics, and path selection concepts of Enhanced Interior Gateway Routing Protocol (EIGRP)

• Implementation and optimization of Open Shortest Path First (OSPF)v2 and OSPFv3, including adjacencies, packet types, and areas, summarization, and route filtering for IPv4 and IPv6

• Implementing External Border Gateway Protocol (EBGP) interdomain routing, path selection, and single and dual-homed networking

• Implementing network redundancy using protocols including Hot Standby Routing Protocol (HSRP) and Virtual Router Redundancy Protocol (VRRP)

• Implementing internet connectivity within Enterprise using static and dynamic Network Address Translation (NAT)

• Describe the virtualization technology of servers, switches, and the various network devices and components

• Implementing overlay technologies such as Virtual Routing and Forwarding (VRF), Generic Routing Encapsulation (GRE), VPN, and Location Identifier Separation Protocol (LISP)

• Describe the components and concepts of wireless networking including Radio Frequency (RF) and antenna characteristics, and define the specific wireless standards

• Describe the various wireless deployment models available, include autonomous Access Point (AP) deployments and cloud-based designs within the centralized Cisco Wireless LAN Controller (WLC) architecture

• Describe wireless roaming and location services

• Describe how APs communicate with WLCs to obtain software, configurations, and centralized management

• Configure and verify Extensible Authentication Protocol (EAP), WebAuth, and Pre-shared Key (PSK) wireless client authentication on a WLC

• Troubleshoot wireless client connectivity issues using various available tools

• Troubleshooting Enterprise networks using services such as Network Time Protocol (NTP), Simple Network Management Protocol (SNMP), Cisco Internetwork Operating System (Cisco IOS® ) IP Service Level Agreements (SLAs), NetFlow, and Cisco IOS Embedded Event Manager

• Explain the use of available network analysis and troubleshooting tools, which include show and debug commands, as well as best practices in troubleshooting

• Configure secure administrative access for Cisco IOS devices using the Command-Line Interface (CLI) access, Role-Based Access Control (RBAC), Access Control List (ACL), and Secure Shell (SSH), and explore device hardening concepts to secure devices from less secure applications, such as Telnet and HTTP

• Implement scalable administration using Authentication, Authorization, and Accounting (AAA) and the local database, while exploring the features and benefits

• Describe the enterprise network security architecture, including the purpose and function of VPNs, content security, logging, endpoint security, personal firewalls, and other security features

• Explain the purpose, function, features, and workflow of Cisco DNA Centreâ„¢ Assurance for Intent-Based Networking, for network visibility, proactive monitoring, and application experience

• Describe the components and features of the Cisco SD-Access solution, including the nodes, fabric control plane, and data plane, while illustrating the purpose and function of the Virtual Extensible LAN (VXLAN) gateways

• Define the components and features of Cisco SD-WAN solutions, including the orchestration plane, management plane, control plane, and data plane

• Describe the concepts, purpose, and features of multicast protocols, including Internet Group Management Protocol (IGMP) v2/v3, Protocol-Independent Multicast (PIM) dense mode/sparse mode, and rendezvous points

• Describe the concepts and features of Quality of Service (QoS), and describe the need within the enterprise network

• Explain basic Python components and conditionals with script writing and analysis

• Describe network programmability protocols such as Network Configuration Protocol (NETCONF) and RESTCONF

• Describe APIs in Cisco DNA Centre and vManage

Who will the Course Benefit?

Network engineers involved in the installation, support and troubleshooting of enterprise networks.


Attendees should meet the following prerequisites:

• Implementation of Enterprise LAN networks

• Basic understanding of Enterprise routing and wireless connectivity

• Basic understanding of Python scripting

Course Contents

Examining Cisco Enterprise Network Architecture

Cisco Enterprise Architecture Model

Campus LAN Design Fundamentals

Traditional Multilayer Campus Layer Design

Campus Distribution Layer Design

Understanding Cisco Switching Paths

Layer 2 Switch Operation

Control and Data Plane

Cisco Switching Mechanisms

Implementing Campus LAN Connectivity

Revisiting VLANs

Trunking with 802.1Q

Inter-VLAN Routing

Building Redundant Switched Topology

Spanning-Tree Protocol Overview

Spanning-Tree Protocol Operation

Spanning-Tree Protocols Types and Features

Multiple Spanning Tree Protocol

PortFast and BPDU

Implementing Layer 2 Port Aggregation (Self-Study)

Need for EtherChannel

EtherChannel Mode Interactions

Layer 2 EtherChannel Configuration Guidelines

EtherChannel Load-Balancing Options

Troubleshoot EtherChannel Issues

Understanding EIGRP

EIGRP Features

EIGRP Reliable Transport

Establishing EIGRP Neighbour Adjacency

EIGRP Metrics

EIGRP Path Selection

Explore EIGRP Path Selection

Explore EIGRP Load Balancing and Sharing

EIGRP for IPv6

Compare EIGRP and OSPF Routing Protocols

Implementing OSPF

Describe OSPF

The OSPF Process

OSPF Neighbour Adjacencies

Building a Link-State Database


Compare Single-Area and Multi-Area OSPF

OSPF Area Structure

OSPF Network Types

Optimizing OSPF


OSPF Route Summarization Benefits

OSPF Route Filtering Tools

Compare OSPFv2 and OSPFv3

Exploring EBGP

Interdomain Routing with BGP

BGP Operations

Types of BGP Neighbour Relationships

BGP Path Selection

BGP Path Attributes

Implementing Network Redundancy

Need for Default Gateway Redundancy

Define FHRP

HSRP Advanced Features

Cisco Switch High Availability Features

Implementing NAT

Define Network Address Translation

NAT Address Types

Explore NAT Implementations

NAT Virtual Interface

Introducing Virtualisation Protocols and Techniques

Server Virtualisation

Need for Network Virtualisation

Path Isolation Overview

Introducing VRF

Introducing Generic Routing Encapsulation

Introducing Virtualisation Protocols and Techniques

Server Virualization

Need for Network Virtualisation

Path Isolation Overview

Introducing VRF

Introducing Generic Routing Encapsulation

Understanding Virtual Private Networks and Interfaces

Site-to-Site VPN Technologies

IPSec VPN Overview


IPsec Modes

IPsec VPN Types


Understanding Wireless Principles

Explain RF Principles

Describe Watts and Decibels

Describe Antenna Characteristics

Describe IEEE Wireless Standards

Identify Wireless Component Roles

Examining Wireless Deployment Options

Wireless Deployment Overview

Describe Autonomous AP Deployment

Describe Centralized Cisco WLC Deployment

Describe FlexConnect Deployment

Cloud Deployment and Its Effect on Enterprise Networks

Describe the Cloud-Managed Meraki Solution

Cisco Catalyst 9800 Series Controller Deployment Options

Describe Cisco Mobility Express

Understanding Wireless Roaming and Location Services

Wireless Roaming Overview

Mobility Groups and Domains

Wireless Roaming Types

Describe Location Services

Examining Wireless AP Operation

Universal AP Priming

Explore the Controller Discovery Process

Describe AP Failover

Explain High Availability

Explore AP Modes

Understanding Wireless Client Authentication

Authentication Methods

Pre-Shared Key (PSK) Authentication

802.1X User Authentication Overview

PKI and 802.1X Certificate Based Authentication

Introduction to Extensible Authentication Protocol

EAP-Transport Layer Security (EAP-TLS)

Protected Extensible Authentication Protocol


Guest Access with Web Auth

Troubleshooting Wireless Client Connectivity

Wireless Troubleshooting Tools Overview

Spectrum Analysis

Wi-Fi Scanning

Packet Analysis

Cisco AireOS GUI and CLI Tools

Cisco Wireless Config Analyzer Express

Common Wireless Client Connectivity Issues Overview

Client to AP Connectivity

WLAN Configuration

Infrastructure Configuration

Introducing Multicast Protocols (Self-study)

Multicast Overview

Internet Group Management Protocol

Multicast Distribution Trees

IP Multicasting Routing

Rendezvous Point

Introducing QoS (Self-study)

Understand the Impact of User Applications on the Network

Need for Quality of Service (QoS)

Describe QoS Mechanisms

Define and Interpret a QoS Policy

Implementing Network Services

Understanding Network Time Protocol

Logging Services

Simple Network Management Protocol

Introducing NetFlow

Flexible NetFlow

Understanding Cisco IOS Embedded Event Manager

Using Network Analysis Tools

Troubleshooting Concepts

Network Troubleshooting Procedures: Overview

Network Troubleshooting Procedures: Case Study

Basic Hardware Diagnostics

Filtered Show Commands


Switched Port Analyzer(SPAN) Overview


Encapsulated Remote Switched Port Analyzer(ERSAPN)

Cisco Packet Capture Tools Overview

Implementing Infrastructure Security

ACL Overview

ACL Wildcard Masking

Types of ACLs

Configure Numbered Access Lists

Use ACLs to Filter Network Traffic

Apply ACLs to Interfaces

Configured Named Access Lists

Control Plane Overview

Control Plane Policing

Implementing Secure Access Control

Securing Device Access

AAA Framework Overview

Benefits of AAA Usage

Authentication Options


Enabling AAA and Configuring a Local User for Fallback

Configuring RADIUS for Console and VTY Access

Configuring TACACS+ for Console and VTY Access

Configure Authorization and Accounting

Understanding Enterprise Network Security Architecture (Self-study)

Explore Threatscape

Cisco Intrusion Prevention Systems

Virtual Private Networks

Content Security


Endpoint Security

Personal Firewalls

Antivirus and Antispyware

Centralized Endpoint Policy Enforcement

Cisco AMP for Endpoints

Firewall Concepts



Identity Management

802.1X for Wired and Wireless Endpoint Authentication

MAC Authentication Bypass

Web Authentication

Exploring Automation and Assurance Using Cisco DNA Centre (Self-study)

Need for Digital Transformation

Cisco Digital Network Architecture

Cisco Intent-Based Networking

Cisco DNA Centre Automation Overview

Cisco DNA Centre Platform Overview

Cisco DNA Centre Design

Cisco DNA Centre Inventory Overview

Cisco DNA Centre Configuration and Management Overview

Onboarding of Network Devices Using Cisco DNA Centre

Cisco DNA Centre Software Image Management Overview

Cisco DNA Assurance Key Features and Use Cases

Cisco DNA Centre Assurance Implementation Workflow

Examining the Cisco SD-Access Solution (Self-study)

Need for Cisco SD-Access

Cisco SD Access Overview

Cisco SD-Access Fabric Components

Cisco SD-Access Fabric Control Plane Based on LISP

Cisco SD-Access Fabric Control Plane Based on VXLAN

Cisco SD-Access Fabric Control Plane Based on Cisco TrustSec

Role of Cisco ISE and Cisco DNA Centre in SD-Access

Cisco SD-Access Wireless Integration

Traditional Campus Interoperating with Cisco SD-Access

Understanding the Working Principles of the Cisco SD-WAN Solution (Self-study)

Need for Software Defined Networking for WAN

Cisco SD-WAN Components and Functions

Cisco SD-WAN Orchestration Plane

Cisco SD-WAN Management Plane- vManage

Cisco SD-WAN Control Plane - vSmart

Cisco SD-WAN Data Plane - WAN Edge

Cisco SD-WAN Programmatic APIs

Cisco SD-WAN Automation and Analytics

Cisco SD-WAN Terminology

Cisco IOS XE and IOS XE SD-WAN Software

Flexible Controller Deployment Options

Cisco SD-WAN Security

Understanding the Basics of Python Programming

Describe Python Concepts

String Data Types

Numbers Data Types

Boolean Data Types

Script Writing and Execution

Analyse Code

Introducing Network Programmability Protocols

Configuration Management

Evolution of Device Management and Programmability

Data Encoding Formats

Understanding JSON

Model Driven Programmability Stack

Introduction to YANG

Types of YANG Models

Understanding NETCONF

Explain NETCONF and YANG


Understanding RESTCONF Protocol

Introducing APIs in Cisco DNA Centre and vManage (Self-study)

Application Programming Interfaces

REST API Response Codes and Results

REST API Security

Cisco DNA Centre APIs

Cisco SD-WAN REST API Overview


Lab 1: Investigate the CAM

Lab 2: Analyse Cisco Express Forwarding

Lab 3: Troubleshoot VLAN and Trunk Issues

Lab 4: Tuning STP and Configuring RSTP

Lab 5: Configure Multiple Spanning Tree Protocol

Lab 6: Troubleshoot EtherChannel

Lab 7: Implementing Multiarea OSPF

Lab 8: Implement OSPF Tuning

Lab 9: Apply OSPF Optimization

Lab 10: Implement OSPFv3

Lab 11: Configure and Verify Single-Homed EBGP

Lab 12: Implementing HSRP

Lab 13: Configure VRRP

Lab 14: Implement NAT

Lab 15: Configure and Verify VRF

Lab 16: Configure and Verify a GRE Tunnel

Lab 17: Configure Static VTI Point-to-Point Tunnels

Lab 18: Configure Wireless Client Authentication in a Centralized Deployment (No Extended Access)

Lab 19: Troubleshoot Wireless Client Connectivity Issues (No Extended Access)

Lab 20: Configure Syslog

Lab 21: Configure and Verify Flexible NetFlow

Lab 22: Configuring Cisco IOS Embedded Event Manager (EEM)

Lab 23: Troubleshoot Connectivity and Analyse Traffic with Ping, Traceroute and Debug

Lab 24: Configure and Verify Cisco IP SLA's

Lab 25: Configure Standard and Extended ACLs

Lab 26: Configure Control Plane Policing

Lab 27: Implement Local and Server-Based AAA (No Extended Access)

Lab 28: Writing and Troubleshooting Python Scripts (No Extended Access)

Lab 29: Explore JSON Objects and Scripts in Python (No Extended Access)

Lab 30: Use NETCONF via SSH (No Extended Access)

Lab 31: Use RESTCONF with Cisco IOS XE Software (No Extended Access)


Public Scheduled Events

Classroom & Live Virtual Instructor-Led Training

Duration: 5 days

Price: £3,095.00 exc. VAT 

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