About This E-Book EPUB is an open, industry-standard format for e-books However, support for EPUB and its many features varies across reading devices and applications Use your device or app settings to customize the presentation to your liking Settings that you can customize often include font, font size, single or double column, landscape or portrait mode, and figures that you can click or tap to enlarge For additional information about the settings and features on your reading device or app, visit the device manufacturer’s Web site Many titles include programming code or configuration examples To optimize the presentation of these elements, view the e-book in single-column, landscape mode and adjust the font size to the smallest setting In addition to presenting code and configurations in the reflowable text format, we have included images of the code that mimic the presentation found in the print book; therefore, where the reflowable format may compromise the presentation of the code listing, you will see a “Click here to view code image” link Click the link to view the print-fidelity code image To return to the previous page viewed, click the Back button on your device or app EXAM CRAM CCNA Routing and Switching 200-125 Anthony Sequeira, CCIE No 15626 800 East 96th Street Indianapolis, Indiana 46240 USA CCNA Routing and Switching 200-125 Exam Cram Copyright © 2017 by Pearson Education, Inc All rights reserved No part of this book shall be reproduced, stored in a retrieval system, or transmitted by any means, electronic, mechanical, photocopying, recording, or otherwise, without written permission from the publisher No patent liability is assumed with respect to the use of the information contained herein Although every precaution has been taken in the preparation of this book, the publisher and author assume no responsibility for errors or omissions Nor is any liability assumed for damages resulting from the use of the information contained herein ISBN-13: 978-0-7897-5674-9 ISBN-10: 0-7897-5674-9 Library of Congress Control Number: 2016961093 Printed in the United States of America First Printing: February 2017 Editor-in-Chief Mark Taub Product Line Manager Brett Bartow Development Editor Christopher A Cleveland Managing Editor Sandra Schroeder Project Editor Mandie Frank Copy Editor Christopher Morris Indexer Cheryl Lenser Proofreader Sathya Ravi Technical Editor Keith Barker Publishing Coordinator Vanessa Evans Designer Chuti Prasertsith Compositor codeMantra Trademarks All terms mentioned in this book that are known to be trademarks or service marks have been appropriately capitalized Pearson IT Certification cannot attest to the accuracy of this information Use of a term in this book should not be regarded as affecting the validity of any trademark or service mark Warning and Disclaimer Every effort has been made to make this book as complete and as accurate as possible, but no warranty or fitness is implied The information provided is on an “as is” basis The author and the publisher shall have neither liability nor responsibility to any person or entity with respect to any loss or damages arising from the information contained in this book or from the use of the supplementary online content Special Sales For information about buying this title in bulk quantities, or for special sales opportunities (which may include electronic versions; custom cover designs; and content particular to your business, training goals, marketing focus, or branding interests), please contact our corporate sales department at corpsales@pearsoned.com or (800) 382-3419 For government sales inquiries, please contact governmentsales@pearsoned.com For questions about sales outside the U.S., please contact intlcs@pearson.com Contents at a Glance Introduction Part I: Network Fundamentals CHAPTER Network Fundamentals: Models and Designs CHAPTER Network Fundamentals: IPv4 CHAPTER Network Fundamentals: IPv6 Part II: LAN Switching Technologies CHAPTER LAN Switching Technologies: Switching Concepts CHAPTER LAN Switching Technologies: VLANs, Trunks, and STP CHAPTER LAN Switching Technologies: EtherChannel and Switch Stacking Part III: Routing Technologies CHAPTER Routing Technologies: Routing Concepts CHAPTER Routing Technologies: Inter-VLAN Routing CHAPTER Routing Technologies: Routing Methods CHAPTER 10 Routing Technologies: Static Routing and Dynamic Routing Part IV: WAN Technologies CHAPTER 11 WAN Technologies: WAN Options CHAPTER 12 WAN Technologies: eBGP CHAPTER 13 WAN Technologies: QoS Part V: Infrastructure Services CHAPTER 14 Infrastructure Services: DNS, DHCP, NTP, HSRP CHAPTER 15 Infrastructure Services: NAT Part VI: Infrastructure Security CHAPTER 16 Infrastructure Security: Access Layer Security, AAA CHAPTER 17 Infrastructure Security: ACLs CHAPTER 18 Infrastructure Security: Device Hardening Part VII: Infrastructure Management CHAPTER 19 Infrastructure Management: SNMP, Syslog, IP SLA CHAPTER 20 Infrastructure Management: Device Management CHAPTER 21 Infrastructure Management: Initial Device Configuration CHAPTER 22 Infrastructure Management: Device Maintenance CHAPTER 23 Infrastructure Management: IOS Troubleshooting Tools CHAPTER 24 Infrastructure Management: Network Programmability Part VIII: Command Reference, Practice Exams, and Glossary Command Reference Practice Exam Answer Key to Practice Exam Practice Exam Answer Key to Practice Exam Glossary Index To register this product and gain access to bonus content, go to www.pearsonitcertification.com/register to sign in and enter the ISBN After you register the product, a link to the additional content will be listed on your Account page, under Registered Products Contents Introduction Part I: Network Fundamentals CHAPTER 1: Network Fundamentals: Models and Designs Topic: Compare and contrast OSI and TCP/IP models Topic: Compare and contrast TCP and UDP protocols Topic: Describe the impact of infrastructure components in an enterprise network Topic: Describe the effects of cloud resources on enterprise network architecture Topic: Compare and contrast collapsed core and three-tier architectures Topic: Compare and contrast network topologies Topic: Select the appropriate cabling type based on implementation requirements Topic: Apply troubleshooting methodologies to resolve problems Review Questions Answers to Review Questions Additional Resources CHAPTER 2: Network Fundamentals: IPv4 Topic: Configure, verify, and troubleshoot IPv4 addressing and subnetting Topic: Compare and contrast IPv4 address types Topic: Describe the need for private IPv4 addressing Review Questions Answers to Review Questions Additional Resources CHAPTER 3: Network Fundamentals: IPv6 Topic: Identify the appropriate IPv6 addressing scheme to satisfy addressing requirements in a LAN/WAN environment Topic: Configure, verify, and troubleshoot IPv6 addressing Topic: Configure and verify IPv6 Stateless Address Auto Configuration Topic: Compare and contrast IPv6 address types Review Questions Answers to Review Questions Additional Resources Part II: LAN Switching Technologies CHAPTER 4: LAN Switching Technologies: Switching Concepts Topic: Describe and verify switching concepts Topic: Interpret Ethernet frame format Topic: Troubleshoot interface and cable issues (collisions, errors, duplex, speed) Review Questions Answers to Review Questions Additional Resources CHAPTER 5: LAN Switching Technologies: VLANs, Trunks, and STP Topic: Configure, verify, and troubleshoot VLANs (normal range) spanning multiple switches Topic: Configure, verify, and troubleshoot interswitch connectivity Topic: Configure, verify, and troubleshoot STP protocols Topic: Configure, verify, and troubleshoot STP-related optional features Topic: Configure and verify Layer protocols Review Questions Answers to Review Questions Additional Resources CHAPTER 6: LAN Switching Technologies: EtherChannel and Switch Stacking Topic: Configure, verify, and troubleshoot (Layer 2/Layer 3) EtherChannel Topic: Describe the benefits of switch stacking and chassis aggregation Review Questions Answers to Review Questions Additional Resources Part III: Routing Technologies CHAPTER 7: Routing Technologies: Routing Concepts Topic: Describe the routing concepts Topic: Interpret the components of routing table Topic: Describe how a routing table is populated by different routing information sources Review Questions Answers to Review Questions Additional Resources CHAPTER 8: Routing Technologies: Inter-VLAN Routing Topic: Configure, verify, and troubleshoot inter-VLAN routing Review Questions Answers to Review Questions Additional Resources CHAPTER 9: Routing Technologies: Routing Methods Topic: Compare and contrast static routing and dynamic routing Topic: Compare and contrast distance vector and link state routing protocols Topic: Compare and contrast interior and exterior routing protocols Review Questions Answers to Review Questions Additional Resources CHAPTER 10: Routing Technologies: Static Routing and Dynamic Routing Topic: Configure, verify, and troubleshoot IPv4 and IPv6 static routing Topic: Configure, verify, and troubleshoot single area and multi-area OSPFv2 for IPv4 (excluding authentication, filtering, manual summarization, redistribution, stub, virtual-link, and LSAs) Topic: Configure, verify, and troubleshoot single area and multi-area OSPFv3 for IPv6 (excluding authentication, filtering, manual summarization, redistribution, stub, virtual-link, and LSAs) Topic: Configure, verify, and troubleshoot EIGRP for IPv4 (excluding authentication, filtering, manual summarization, redistribution, and stub) Topic: Configure, verify, and troubleshoot EIGRP for IPv6 (excluding authentication, filtering, manual summarization, redistribution, and stub) Topic: Configure, verify, and troubleshoot RIPv2 for IPv4 (excluding authentication, filtering, manual summarization, and redistribution) Topic: Troubleshoot basic Layer end-to-end connectivity issues Review Questions Answers to Review Questions Additional Resources Part IV: WAN Technologies CHAPTER 11: WAN Technologies: WAN Options Topic: Configure and verify PPP and MLPPP on WAN interfaces using local authentication Topic: Configure, verify, and troubleshoot PPPoE client-side interfaces using local authentication Table of Contents About This E-Book Title Page Copyright Page Contents at a Glance Contents Preface About the Author Dedication Acknowledgments About the Technical Reviewer We Want to Hear from You! Reader Services Introduction How to Prepare for the Exam Practice Tests Taking a Certification Exam Arriving at the Exam Location In the Testing Center After the Exam About This Book The Exam Blueprint The Chapter Elements Other Book Elements Pearson Test Prep Practice Test Software Accessing the Pearson Test Prep Software Online Accessing the Pearson Test Prep Software Offline Customizing Your Exams Updating Your Exams Contacting the Author Part I: Network Fundamentals Chapter Network Fundamentals: Models and Designs Topic: Compare and contrast OSI and TCP/IP models CramQuiz 14 15 16 17 18 19 20 21 21 21 22 22 22 23 23 23 29 31 31 31 32 33 33 34 35 36 37 41 CramQuiz Answers Topic: Compare and contrast TCP and UDP protocols CramQuiz CramQuiz Answers Topic: Describe the impact of infrastructure components in an enterprise network CramQuiz CramQuiz Answers Topic: Describe the effects of cloud resources on enterprise network architecture CramQuiz CramQuiz Answers Topic: Compare and contrast collapsed core and three-tier architectures CramQuiz CramQuiz Answers Topic: Compare and contrast network topologies CramQuiz CramQuiz Answers Topic: Select the appropriate cabling type based on implementation requirements CramQuiz CramQuiz Answers Topic: Apply troubleshooting methodologies to resolve problems CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resources Chapter Network Fundamentals: IPv4 Topic: Configure, verify, and troubleshoot IPv4 addressing and subnetting CramQuiz CramQuiz Answers Topic: Compare and contrast IPv4 address types CramQuiz CramQuiz Answers Topic: Describe the need for private IPv4 addressing CramQuiz CramQuiz Answers 41 41 44 44 45 47 47 47 50 50 50 52 52 52 55 55 55 57 57 57 58 59 59 61 61 62 62 68 69 69 70 71 71 72 73 Review Questions Answers to Review Questions Additional Resources Chapter Network Fundamentals: IPv6 Topic: Identify the appropriate IPv6 addressing scheme to satisfy addressing requirements in a LAN/WAN environment CramQuiz CramQuiz Answers Topic: Configure, verify, and troubleshoot IPv6 addressing CramQuiz CramQuiz Answers Topic: Configure and verify IPv6 Stateless Address Auto Configuration CramQuiz CramQuiz Answers Topic: Compare and contrast IPv6 address types CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resources Part II: LAN Switching Technologies Chapter LAN Switching Technologies: Switching Concepts Topic: Describe and verify switching concepts CramQuiz CramQuiz Answers Topic: Interpret Ethernet frame format CramQuiz CramQuiz Answers Topic: Troubleshoot interface and cable issues (collisions, errors, duplex, speed) CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resources Chapter LAN Switching Technologies: VLANs, Trunks, and STP Topic: Configure, verify, and troubleshoot VLANs (normal range) spanning multiple switches 73 74 74 76 76 78 79 79 81 82 82 84 84 84 86 86 87 88 88 89 90 90 93 94 94 96 96 96 100 101 101 102 102 103 104 CramQuiz CramQuiz Answers Topic: Configure, verify, and troubleshoot interswitch connectivity CramQuiz CramQuiz Answers Topic: Configure, verify, and troubleshoot STP protocols CramQuiz CramQuiz Answers Topic: Configure, verify, and troubleshoot STP-related optional features CramQuiz CramQuiz Answers Topic: Configure and verify Layer protocols CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resources Chapter LAN Switching Technologies: EtherChannel and Switch Stacking Topic: Configure, verify, and troubleshoot (Layer 2/Layer 3) EtherChannel CramQuiz CramQuiz Answers Topic: Describe the benefits of switch stacking and chassis aggregation CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resources Part III: Routing Technologies Chapter Routing Technologies: Routing Concepts Topic: Describe the routing concepts CramQuiz CramQuiz Answers Topic: Interpret the components of routing table CramQuiz CramQuiz Answers Topic: Describe how a routing table is populated by different routing information sources CramQuiz 109 110 111 113 114 114 121 121 122 124 124 124 126 126 127 128 128 129 129 135 136 136 137 137 137 138 138 139 140 140 141 142 142 145 146 146 148 CramQuiz Answers Review Questions Answers to Review Questions Additional Resources Chapter Routing Technologies: Inter-VLAN Routing Topic: Configure, verify, and troubleshoot inter-VLAN routing CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resources Chapter Routing Technologies: Routing Methods Topic: Compare and contrast static routing and dynamic routing CramQuiz CramQuiz Answers Topic: Compare and contrast distance vector and link state routing protocols CramQuiz CramQuiz Answers Topic: Compare and contrast interior and exterior routing protocols CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resources Chapter 10 Routing Technologies: Static Routing and Dynamic Routing Topic: Configure, verify, and troubleshoot IPv4 and IPv6 static routing CramQuiz CramQuiz Answers Topic: Configure, verify, and troubleshoot single area and multi-area OSPFv2 for IPv4 (excluding authentication, filtering, manual summarization, redistribution, stub, virtual-link, and LSAs) CramQuiz CramQuiz Answers Topic: Configure, verify, and troubleshoot single area and multi-area OSPFv3 for IPv6 (excluding authentication, filtering, manual summarization, redistribution, stub, virtual-link, and LSAs) CramQuiz 148 148 149 149 150 150 156 160 160 161 161 162 162 163 164 164 165 165 165 166 166 166 167 167 168 169 171 172 172 177 177 178 179 CramQuiz Answers Topic: Configure, verify, and troubleshoot EIGRP for IPv4 (excluding authentication, filtering, manual summarization, redistribution, and stub) CramQuiz CramQuiz Answers Topic: Configure, verify, and troubleshoot EIGRP for IPv6 (excluding authentication, filtering, manual summarization, redistribution, and stub) CramQuiz CramQuiz Answers Topic: Configure, verify, and troubleshoot RIPv2 for IPv4 (excluding authentication, filtering, manual summarization, and redistribution) CramQuiz CramQuiz Answers Topic: Troubleshoot basic Layer end-to-end connectivity issues CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resources Part IV: WAN Technologies Chapter 11 WAN Technologies: WAN Options Topic: Configure and verify PPP and MLPPP on WAN interfaces using local authentication CramQuiz CramQuiz Answers Topic: Configure, verify, and troubleshoot PPPoE client-side interfaces using local authentication CramQuiz CramQuiz Answers Topic: Configure, verify, and troubleshoot GRE tunnel connectivity CramQuiz CramQuiz Answers Topic: Describe WAN topology options CramQuiz CramQuiz Answers Topic: Describe WAN access connectivity options CramQuiz CramQuiz Answers 180 180 182 182 182 184 184 184 187 194 194 195 195 195 196 197 198 199 199 203 203 203 205 205 205 207 208 208 209 209 209 210 211 Review Questions Answers to Review Questions Additional Resource Chapter 12 WAN Technologies: eBGP Topic: Configure and verify single-homed branch connectivity using eBGP IPv4 (limited to peering and route advertisement using Network command only) CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resource Chapter 13 WAN Technologies: QoS Topic: Describe basic QoS concepts CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resource Part V: Infrastructure Services Chapter 14 Infrastructure Services: DNS, DHCP, NTP, HSRP Topic: Describe DNS lookup operation CramQuiz CramQuiz Answers Topic: Troubleshoot client connectivity issues involving DNS CramQuiz CramQuiz Answers Topic: Configure and verify DHCP on a router (excluding static reservations) CramQuiz CramQuiz Answers Topic: Troubleshoot client- and router-based DHCP connectivity issues CramQuiz CramQuiz Answers Topic: Configure and verify NTP operating in client/server mode CramQuiz CramQuiz Answers Topic: Configure, verify, and troubleshoot basic HSRP 211 211 212 213 213 217 217 217 218 218 219 219 221 221 221 222 222 223 224 224 226 226 226 231 231 231 235 236 236 241 244 244 246 246 246 CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resources Chapter 15 Infrastructure Services: NAT Topic: Configure, verify, and troubleshoot inside source NAT CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resource Part VI: Infrastructure Security Chapter 16 Infrastructure Security: Access Layer Security, AAA Topic: Configure, verify, and troubleshoot port security CramQuiz CramQuiz Answers Topic: Describe common access layer threat mitigation techniques CramQuiz CramQuiz Answers Topic: Describe device security using AAA with TACACS+ and RADIUS CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resources Chapter 17 Infrastructure Security: ACLs Topic: Configure, verify, and troubleshoot IPv4 standard numbered and named access list for routed interfaces CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resources Chapter 18 Infrastructure Security: Device Hardening Topic: Configure, verify, and troubleshoot basic device hardening CramQuiz 249 249 249 250 250 251 251 259 259 260 260 260 261 262 262 266 267 267 268 268 268 269 269 269 270 271 272 272 284 285 285 286 286 287 287 296 CramQuiz Answers Review Questions Answers to Review Questions Additional Resources 297 297 298 298 Part VII: Infrastructure Management 299 Chapter 19 Infrastructure Management: SNMP, Syslog, IP SLA Topic: Configure and verify device-monitoring using syslog and SNMP CramQuiz CramQuiz Answers Topic: Troubleshoot network connectivity issues using ICMP echo-based IP SLA CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resources Chapter 20 Infrastructure Management: Device Management Topic: Configure and verify device management CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resources Chapter 21 Infrastructure Management: Initial Device Configuration Topic: Configure and verify initial device configuration CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resource Chapter 22 Infrastructure Management: Device Maintenance Topic: Perform device maintenance CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resources Chapter 23 Infrastructure Management: IOS Troubleshooting Tools 300 300 304 304 304 306 306 306 307 307 308 308 313 314 314 314 314 316 316 321 322 322 322 322 323 323 327 328 328 329 329 330 Topic: Use Cisco IOS tools to troubleshoot and resolve problems CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resources Chapter 24 Infrastructure Management: Network Programmability Topic: Describe network programmability in enterprise network architecture CramQuiz CramQuiz Answers Review Questions Answers to Review Questions Additional Resource 330 345 346 347 348 348 349 Part VIII: Command Reference, Practice Exams, and Glossary 353 Command Reference Practice Exam Answer Key to Practice Exam Answers at a Glance to Practice Exam Answers with Explanations Practice Exam Answer Key to Practice Exam Answers at a Glance to Practice Exam Answers with Explanations Glossary Index Tear Card Where are the companion content files? Access Card Code Snippets 349 351 352 352 352 352 354 364 379 379 381 388 414 414 416 422 440 460 472 474 476 ... device or app EXAM CRAM CCNA Routing and Switching 200- 125 Anthony Sequeira, CCIE No 15626 800 East 96th Street Indianapolis, Indiana 46240 USA CCNA Routing and Switching 200- 125 Exam Cram Copyright... exclusive discounts on future editions of this product Introduction Welcome to CCNA Routing and Switching 200 125 Exam Cram! This book covers the accelerated CCNA certification exam Whether this is your... Mail: Pearson IT Certification ATTN: Reader Feedback 800 East 96th Street Indianapolis, IN 46240 USA Reader Services Register your copy of CCNA Routing and Switching 200- 125 Exam Cram at www.pearsonitcertification.com