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Enterprise Networking, Security, and Automation Labs and Study Guide (CCNAv7), 1st edition

Published by Cisco Press (September 17, 2020) © 2021

  • Allan Johnson
$48.00

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The only authorised Lab & Study Guide for the Cisco Networking Academy Enterprise Networking, Security, and Automation v7.0 (ENSA) course in the CCNA3 Routing and Switching curriculum.
Each chapter of this book is divided into a Study Guide section followed by a Lab section. The Study Guide sections offer exercises that help you learn the concepts, configurations, and troubleshooting skills crucial to your success as a CCNA exam candidate. Each chapter is slightly different and includes some or all of the following types of exercises:
  • Vocabulary Matching Exercises
  • Concept Questions Exercises
  • Skill-Building Activities and Scenarios
  • Configuration Scenarios
  • Packet Tracer Exercises
  • Troubleshooting Scenarios
  • The Study Guide section offers exercises that help you learn the concepts, configurations, and troubleshooting skills crucial to your success as a CCNA exam candidate
  • The Labs & Activities include all the online course Labs and Packet Tracer activity instructions
  • The printed collection of all the labs from the course provides easy to read, highlight, and review on the go, wherever the Internet is not available
Updated for the new Enterprise Networking, Security, and Automation v7.0 (ENSA) course from the Cisco Networking Academy CCNA3 Routing and Switching Curriculum. 

Introduction xxvi

Chapter 1 Single-Area OSPFv2 Concepts 1

    Study Guide 2

    OSPF Features and Characteristics 2

    OSPF Packets 5

    OSPF Operation 8

    Labs and Activities 13

Chapter 2 Single-Area OSPFv2 Configuration 15

    Study Guide 16

    OSPF Router ID 16

    Point-to-Point OSPF Networks 19

    Multiaccess OSPF Networks 21

    Modify Single-Area OSPFv2 24

    Default Route Propagation 28

    Verify Single-Area OSPFv2 29

    Labs and Activities 33

    Command Reference 33

    2.2.13 Packet Tracer—Point-to-Point Single-Area OSPFv2 Configuration 34

    2.3.11 Packet Tracer—Determine the DR and BDR 37

    2.4.11 Packet Tracer—Modify Single-Area OSPFv2 41

    2.5.3 Packet Tracer—Propagate a Default Route in OSPFv2 44

    2.6.6 Packet Tracer—Verify Single-Area OSPFv2 46

    2.7.1 Packet Tracer—Single-Area OSPFv2 Configuration 50

    2.7.2 Lab—Configure Single-Area OSPFv2 52

Chapter 3 Network Security Concepts 57

    Study Guide 58

    Current State of Cybersecurity 58

    Threat Actors 60

    Threat Actor Tools 62

    Malware 65

    Common Network Attacks 68

    IP Vulnerabilities and Threats 71

    TCP and UDP Vulnerabilities 75

    IP Services 78

    Network Security Best Practices 81

    Cryptography 85

    Labs and Activities 91

    3.5.7 Lab—Social Engineering 91

    3.8.8 Lab—Explore DNS Traffic 93

Chapter 4 ACL Concepts 101

    Study Guide 102

    Purpose of ACLs 102

    Wildcard Masks in ACLs 103

    Guidelines for ACL Creation 106

    Types of IPv4 ACLs 107

    Labs and Activities 110

    4.1.4 Packet Tracer—Access Control List Demonstration 110

Chapter 5 ACLs for IPv4 Configuration 113

    Study Guide 114

    Configure Standard IPv4 ACLs 114

    Modify IPv4 ACLs 117

    Secure VTY Ports with a Standard IPv4 ACL 118

    Configure Extended IPv4 ACLs 118

    Labs and Activities 124

    Command Reference 124

    5.1.8 Packet Tracer—Configure Numbered Standard IPv4 ACLs 125

    5.1.9 Packet Tracer—Configure Named Standard IPv4 ACLs 128

    5.2.7 Packet Tracer—Configure and Modify Standard IPv4 ACLs 130

    5.4.12 Packet Tracer—Configure Extended ACLs—Scenario 1 137

    5.4.13 Packet Tracer—Configure Extended IPv4 ACLs—Scenario 2 142

    5.5.1 Packet Tracer—IPv4 ACL Implementation Challenge 146

    5.5.2 Lab—Configure and Verify Extended IPv4 ACLs 149

Chapter 6 NAT for IPv4 155

    Study Guide 156

    NAT Characteristics 156

    Types of NAT 157

    NAT Advantages and Disadvantages 158

    Static NAT 159

    Dynamic NAT 161

    PAT 162

    NAT64 165

    Labs and Activities 166

    Command Reference 166

    6.2.7 Packet Tracer—Investigate NAT Operations 166

    6.4.5 Packet Tracer—Configure Static NAT 170

    6.5.6 Packet Tracer—Configure Dynamic NAT 172

    6.6.7 Packet Tracer—Configure PAT 173

    6.8.1 Packet Tracer—Configure NAT for IPv4 175

    6.8.2 Lab—Configure NAT for IPv4 176

Chapter 7 WAN Concepts 185

    Study Guide 186

    Purpose of WANs 186

    WAN Operations 188

    Traditional WAN Connectivity 191

    Modern WAN Connectivity 193

    Internet-Based Connectivity 194

    Labs and Activities 196

    7.5.11 Lab—Research Broadband Internet Access Technologies 196

    7.6.1 Packet Tracer—WAN Concepts 199

Chapter 8 VPN and IPsec Concepts 203

    Study Guide 204

    VPN Technology 204

    Types of VPNs 207

    IPsec 211

    Labs and Activities 219

Chapter 9 QoS Concepts 221

    Study Guide 222

    Network Transmission Quality 222

    Traffic Characteristics 224

    Queuing Algorithms 225

    QoS Models 229

    QoS Implementation Techniques 231

    Labs and Activities 236

Chapter 10 Network Management 237

    Study Guide 238

    Device Discovery with CDP and LLDP 238

    NTP 241

    SNMP 243

    Syslog 245

    Router and Switch File Maintenance 247

    IOS Image Management 251

    Labs and Activities 254

    Command Reference 254

    10.1.5 Packet Tracer—Use CDP to Map a Network 255

    10.2.6 Packet Tracer—Use LLDP to Map a Network 259

    10.3.4 Packet Tracer—Configure and Verify NTP 264

    10.4.10 Lab—Research Network Monitoring Software 266

    10.6.10 Packet Tracer—Back Up Configuration Files 269

    10.6.11 Lab—Use Tera Term to Manage Router Configuration Files 271

    10.6.12 Lab—Use TFTP, Flash, and USB to Manage Configuration Files 277

    10.6.13 Lab—Research Password Recovery Procedures 290

    10.7.6 Packet Tracer—Use a TFTP Server to Upgrade a Cisco IOS Image 293

    10.8.1 Packet Tracer—Configure CDP, LLDP, and NTP 296

    10.8.2 Lab—Configure CDP, LLDP, and NTP 298

Chapter 11 Network Design 305

    Study Guide 306

    Hierarchical Networks 306

    Scalable Networks 309

    Switch Hardware 310

    Router Hardware 312

    Labs and Activities 315

    11.5.1 Packet Tracer—Compare Layer 2 and Layer 3 Devices 315

Chapter 12 Network Troubleshooting 319

    Study Guide 320

    Network Documentation 320

    Troubleshooting Process 325

    Troubleshooting Tools 330

    Symptoms and Causes of Network Problems 333

    Troubleshooting IP Connectivity 335

    Labs and Activities 336

    12.5.13 Packet Tracer—Troubleshoot Enterprise Network 336

    12.6.1 Packet Tracer—Troubleshooting Challenge—Document the Network 343

    12.6.2 Packet Tracer—Troubleshooting Challenge—Use Documentation to Solve Issues 346

Chapter 13 Network Virtualization 349

    Study Guide 350

    Cloud Computing 350

    Virtualization and Virtual Network Infrastructure 351

    Software-Defined Networking 353

    Controllers 355

    Labs and Activities 358

    13.6.1 Lab—Install Linux in a Virtual Machine and Explore the GUI 358

Chapter 14 Network Automation 363

    Study Guide 364

    Automation Overview 364

    Data Formats 365

    APIs 367

    REST 369

    Configuration Management 371

    IBN and Cisco DNA Center 372

    Labs and Activities 378


TOC, 9780136634690, 8/6/2020


Cisco Networking Academy is an innovative Cisco education initiative that delivers information and communication technology skills to improve career and economic opportunities around the world. The Academy provides online courses, interactive tools, and lab activities to prepare individuals for information technology and networking careers in virtually every industry.

Author:
Allan Johnson entered the academic world in 1999, after 10 years as a business owner/operator, to dedicate his efforts to his passion for teaching. He holds both an M.B.A. and an M.Ed. in training and development. He taught CCNA courses at the high school level for 7 years and has taught both CCNA and CCNP courses at Del Mar College in Corpus Christi, Texas. In 2003, Allan began to commit much of his time and energy to the CCNA Instructional Support Team, providing services to Networking Academy instructors worldwide and creating training materials. He now works full time for Cisco Networking Academy as Curriculum Lead.

Technical Reviewer:
Dave Holzinger has been a curriculum developer, project manager, author, and technical editor for Cisco Networking Academy in Phoenix since 2001. Dave works on the team that develops Cisco Networking Academy's online curricula, including CCNA, CCNP, and IT Essentials. He has been working with computer hardware and software since 1981. Dave has certifications from Cisco, BICSI, and CompTIA.

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