CCNA Routing and Switching Complete Review Guide (2^nd Ed.) Exam 100-105, Exam 200-105, Exam 200-125

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Complete, targeted review for all three CCNA Routing and Switching exams

CCNA Routing and Switching Complete Review Guide, 2nd Edition, delivers targeted review of key concepts for the CCNA Routing and Switching exams 100–105, 200–105, and 200–125. Organized by objectives to help you find what you need and skip what you know, this updated edition is the ideal companion to the CCNA Complete Study Guide, 2nd Edition and the CCNA Complete Deluxe Study Guide, 2nd Edition.

• Ethernet Networking and Data Encapsulation
• VSLMs and Troubleshooting TCP/IP
• Cisco Internetwork and Device Management
• Inter–VLAN Routing, Layer 2 Switching, and IPv6
• Enhanced Switching Technologies
• Configuring and Verifying IGRP and OSPF
• Wide Area Networks
• Troubleshooting IP, IPv6, and VLANs

Introduction xiii

Assessment Test xxvi

Chapter 1 Network Fundamentals 1

Compare and contrast OSI and TCP/IP models 2

Compare and contrast TCP and UDP protocols 5

Describe the impact of infrastructure components in an enterprise network 10

Describe the effects of cloud resources on enterprise network architecture 11

Compare and contrast collapsed core and three–tier architectures 14

Compare and contrast network topologies 18

Select the appropriate cabling type based on implementation requirements 19

Apply troubleshooting methodologies to resolve problems 28

Configure, verify, and troubleshoot IPv4 addressing and subnetting 29

Compare and contrast IPv4 address types 42

Describe the need for private IPv4 addressing 46

Identify the appropriate IPv6 addressing scheme to satisfy addressing requirements in a LAN/WAN environment 47

Configure, verify, and troubleshoot IPv6 addressing 50

Configure and verify IPv6 Stateless address Auto configuration 53

Compare and contrast IPv6 address types 55

Review Questions 58

Chapter 2 LAN Switching Technologies 61

Describe and verify switching concepts 62

Interpret Ethernet frame format 66

Troubleshoot interface and cable issues (collisions, errors, duplex, speed) 68

Configure, verify, and troubleshoot VLANs (normal/extended range) spanning multiple switches 70

Configure, verify, and troubleshoot interswitch connectivity 76

Configure, verify, and troubleshoot STP protocols 84

Configure, verify, and troubleshoot STP–related optional features 92

Configure and verify layer 2 protocols 94

Configure, verify, and troubleshoot (layer 2/layer 3) EtherChannel 102

Describe the benefits of switch stacking and chassis aggregation 109

Review Questions 111

Chapter 3 Routing Technologies 115

Describe the routing concepts 116

Interpret the components of a routing table 123

Describe how a routing table is populated by different routing information sources 127

Configure, verify, and troubleshoot inter–VLAN routing 127

Compare and contrast static routing and dynamic routing 136

Compare and contrast distance vector and link state routing protocols 138

Compare and contrast interior and exterior routing protocols 139

Configure, verify, and troubleshoot IPv4 and IPv6 static routing 139

Configure, verify, and troubleshoot single area and multi–area OSPFv2 for IPv4 (excluding authentication, filtering, manual summarization, redistribution, stub, virtual–link, and LSAs) 146

Configure, verify, and troubleshoot single area and multi–area OSPFv3 for IPv6 (excluding authentication, filtering, manual summarization, redistribution, stub, virtual–link, and LSAs) 174

Configure, verify, and troubleshoot EIGRP for IPv4 (excluding authentication, filtering, manual summarization, redistribution, stub) 178

Configure, verify, and troubleshoot EIGRP for IPv6 (excluding authentication, filtering, manual summarization, redistribution, stub) 187

Configure, verify, and troubleshoot RIPv2 for IPv4 (excluding authentication, filtering, manual summarization, redistribution) 193

Troubleshoot basic layer 3 end–to–end connectivity issues 199

Review Questions 221

Chapter 4 WAN Technologies 225

Configure and verify PPP and MLPPP on WAN interfaces using local authentication 226

Configure, verify, and troubleshoot PPPoE client–side interfaces using local authentication 239

Configure, verify, and troubleshoot GRE tunnel connectivity 241

Describe WAN topology options 246

Describe WAN access connectivity options 248

Configure and verify single–homed branch connectivity using eBGP IPv4 (limited to peering and route advertisement using Network command only) 253

Describe basic QoS concepts 259

Review Questions 269

Chapter 5 Infrastructure Services 271

Describe DNS lookup operation 272

Troubleshoot client connectivity issues involving DNS 275

Configure and verify DHCP on a router (excluding static reservations) 276

Troubleshoot client– and router–based DHCP connectivity issues 278

Configure, verify, and troubleshoot basic HSRP 281

Configure, verify, and troubleshoot inside source NAT 293

Configure and verify NTP operating in a client/server mode 302

Review Questions 305

Chapter 6 Infrastructure Security 307

Configure, verify, and troubleshoot port security 308

Describe common access layer threat mitigation techniques 311

Configure, verify, and troubleshoot IPv4 and IPv6 access list for traffic filtering 314

Verify ACLs using the APIC–EM Path Trace ACL Analysis tool 338

Configure, verify, and troubleshoot basic device hardening 341

Describe device security using AAA with TACACS+ and RADIUS 352

Review Questions 356

Chapter 7 Infrastructure Management 359

Configure and verify device–monitoring protocols 360

Troubleshoot network connectivity issues using ICMP echo–based IP SLA 369

Configure and verify device management 371

Configure and verify initial device configuration 392

Perform device maintenance 402

Use Cisco IOS tools to troubleshoot and resolve problems 413

Describe network programmability in enterprise network architecture 417

Review Questions 422

Appendix Answers to Review Questions 425

Chapter 1: Network Fundamentals 426

Chapter 2: LAN Switching Technologies 426

Chapter 3: Routing Technologies 427

Chapter 4: WAN Technologies 428

Chapter 5: Infrastructure Services 428

Chapter 6: Infrastructure Security 429

Chapter 7: Infrastructure Management 430

Index 431

ABOUT THE AUTHOR

Todd Lammle, Cisco certified in almost every category, is the authority on Cisco networking and certification. His three decades of real-world experience is prevalent in his writing. He is an experienced networking engineer with very practical experience working on the largest bounded and unbounded networks in the world at such companies as Xerox, Hughes Aircraft, Texaco, AAA, Cisco, and Toshiba, among many others. Todd has published over 60 books, including the very popular and bestselling CCNA: Cisco Certified Network Associate Study Guide and Cisco Firepower NGIPS. Todd runs an international training company from Texas, and a large scale consulting business out of Colorado. You can reach Todd through his forum and blog at www.lammle.com/ccna.