31 Days Before Your CCNA Exam 2nd Edition

Description

31 Days Before your CCNA Exam, Second Edition, offers you a personable and practical way to understand the certification process, commit to taking the exam, and finish your preparation using a variety of Foundational and Supplemental study resources.

The book breaks down key exam topics into 31 daily review

sessions using short summaries, lists, tables, examples, and graphics. A Study Resources section provides you with a quick reference for locating more in-depth treatment of a day's topics within the relevant Foundational and Supplemental resources.

Use this day-by-day guide to organize, prepare, and review all the CCNA objectives. The features of the book empower you to fit exam preparation into an otherwise busy schedule:

* Tear out visual calendar summarizes each day's study topics
* Checklist highlights important tasks and deadlines leading up to your exam
* Description of the 640-802 CCNA exam organization and sign up process, includes how to use a voucher
* Strategies from the author help you to be mentally, organizationally, and physically prepared for exam day
* Conversational tone, making your study time more enjoyable

Allan Johnson entered the academic world in 1999 after ten years as a business owner and operator. He has a passion for teaching and holds both an MBA and an M.Ed in occupational training and development. Allan currently works full time developing CCNA instructional support and training materials.

Category: Cisco Certification

$29.99 USA / $32.99 CAN

CONTENTS:

Introduction xxv

Part I: Networking Basics 1

Day 31: Network Devices, Components, and Diagrams 3

    CCNA 640-802 Exam Topics 3

    Key Points 3

    Devices 3

        Switches 3

        Routers 5

    Media 5

    LANs and WANs 7

    Networking Icons 7

    Physical and Logical Topologies 8

    The Hierarchical Network Model 9

    The Enterprise Architecture 10

    Network Documentation 11

    Study Resources 12

Day 30: Network Models and Applications 13

    CCNA 640-802 Exam Topics 13

    Key Points 13

    The OSI and TCP/IP Models 13

        OSI Layers 14

        TCP/IP Layers and Protocols 15

        Protocol Data Units and Encapsulation 16

    Growth of Network-Based Applications 17

        Quality of Service 17

        Increased Network Usage 17

        The Impact of Voice and Video on the Network 18

    Study Resources 19

Day 29: Network Data Flow from End-to-End 21

    CCNA 640-802 Exam Topics 21

    Key Points 21

    The TCP/IP Application Layer 21

    The TCP/IP Transport Layer 21

        TCP Header 22

        Port Numbers 23

        Error Recovery 24

        Flow Control 25

        Connection Establishment and Termination 25

        UDP 26

    The TCP/IP Internet Layer 26

    The TCP/IP Network Access Layer 27

    Data Encapsulation Summary 28

    Using Layers to Troubleshoot 29

    Study Resources 29

Part II: Switching Concepts and Configuration 31

Day 28: Connecting Switches and Ethernet Technology 33

    CCNA 640-802 Exam Topics 33

    Key Topics 33

    Ethernet Overview 33

    Legacy Ethernet Technologies 34

        CSMA/CD 35

        Legacy Ethernet Summary 35

    Current Ethernet Technologies 36

    UTP Cabling 36

    Benefits of Using Switches 37

    Ethernet Addressing 38

    Ethernet Framing 39

    The Role of the Physical Layer 40

    Study Resources 41

Day 27: Network Segmentation and Switching Concepts 43

    CCNA 640-802 Exam Topics 43

    Key Topics 43

    Evolution to Switching 43

    Switching Logic 44

    Collision and Broadcast Domains 45

    Frame Forwarding 45

        Switch Forwarding Methods 45

        Symmetric and Asymmetric Switching 46

        Memory Buffering 46

        Layer 2 and Layer 3 Switching 46

    Accessing and Navigating Cisco IOS 46

        Connecting to Cisco Devices 46

        CLI EXEC Sessions 47

        Using the Help Facility 48

        CLI Navigation and Editing Shortcuts 48

        Command History 49

        IOS Examination Commands 50

        Subconfiguration Modes 50

    Storing and Erasing Configuration Files 51

    Study Resources 52

Day 26: Basic Switch Configuration and Port Security 53

    CCNA 640-802 Exam Topics 53

    Key Topics 53

    Basic Switch Configuration Commands 53

    Configuring SSH Access 55

    Configuring Port Security 56

    Shutting Down and Securing Unused Interfaces 58

    Study Resources 59

Day 25: Verifying and Troubleshooting Basic Switch Configurations 61

    CCNA 640-802 Exam Topics 61

    Key Points 61

    Troubleshooting Methodology 61

    Verifying Network Connectivity 62

    Interface Status and the Switch Configuration 65

        Interface Status Codes 65

        Duplex and Speed Mismatches 66

        Common Layer 1 Problems On Up Interfaces 67

    CDP as a Troubleshooting Tool 68

    Study Resources 70

Day 24: Switching Technologies and VLAN Concepts 71

    CCNA 640-802 Exam Topics 71

    Key Points 71

    VLAN Concepts 71

        Traffic Types 72

        Types of VLANs 72

        Voice VLAN Example 73

        Trunking VLANs 74

        Dynamic Trunking Protocol 75

    VTP Concepts 76

        VTP Modes 77

        VTP Operation 77

        VTP Pruning 78

    STP Concepts and Operation 78

    RSTP Concepts and Operation 80

    Configuring and Verifying STP 82

        PVST+, PVRST, and MIST 82

        Configuring and Verifying the BID 82

        PortFast 84

        Configuring RSTP 84

        Troubleshooting STP 84

    Study Resources 85

Day 23: VLAN and Trunking Configuration and Troubleshooting 87

    CCNA 640-802 Exam Topics 87

    Key Points 87

    Sample Topology 87

    VLAN Configuration and Verification Commands 88

    Configuring and Verifying Trunking 91

    Troubleshooting VLAN and Trunking Problems 93

    Study Resources 95

Day 22: VTP and InterVLAN Routing Configuration and Troubleshooting 97

    CCNA 640-802 Exam Topics 97

    Key Points 97

    VTP Configuration and Verification 97

    VTP Troubleshooting 102

    Inter-VLAN Routing Configuration and Verification 103

    Troubleshooting Inter-VLAN Routing 105

    Study Resources 106

Part III: Addressing the Network 107

Day 21: IPv4 Address Subnetting 109

    CCNA 640-802 Exam Topics 109

    Key Topics 109

    IPv4 Addressing 109

        Header Format 109

        Classes of Addresses 110

        Purpose of the Subnet Mask 111

    Subnetting in Four Steps 112

        Determine How Many Bits to Borrow 113

        Determine the New Subnet Mask 114

        Determine the Subnet Multiplier 114

        List the Subnets, Host Ranges, and Broadcast Addresses 114

        Subnetting Example 1 114

        Subnetting Example 2 115

        Subnetting Example 3 115

    VLSM 116

    Summarizing Subnet Addresses 118

    Private and Public IP Addressing 119

    Study Resources 120

Day 20: Host Addressing, DHCP, and DNS 123

    CCNA 640-802 Exam Topics 123

    Key Topics 123

    Addressing Devices 123

    ARP 124

    DNS 126

    DHCP 127

    Configuring on a Cisco Router as a DHCP Server 128

    Network Layer Testing Tools 132

        Ping 132

    Study Resources 134

Day 19: Basic IPv6 Concepts 137

    CCNA 640-802 Exam Topics 137

    Key Topics 137

    Overview of IPv6 137

    IPv6 Address Structure 139

        Conventions for Writing IPv6 Addresses 139

        Conventions for Writing IPv6 Prefixes 139

        IPv6 Global Unicast Address 140

        Reserved, Private, and Loopback Addresses 141

        The IPv6 Interface ID and EUI-64 Format 141

        IPv6 Address Management 142

    Transitioning to IPv6 142

    Study Resources 144

Part IV: Routing Concepts and Configuration 145

Day 18: Basic Routing Concepts 147

    Key Topics 147

    Packet Forwarding 147

        Path Determination and Switching Function Example 148

    Routing Methods 149

    Classifying Dynamic Routing Protocols 150

        IGP and EGP 150

        Distance Vector Routing Protocols 150

        Link-State Routing Protocols 151

        Classful Routing Protocols 151

        Classless Routing Protocols 152

    Dynamic Routing Metrics 152

    Administrative Distance 153

    IGP Comparison Summary 154

    Routing Loop Prevention 155

    Link-State Routing Protocol Features 156

        Building the LSDB 156

        Calculating the Dijkstra Algorithm 157

        Convergence with Link-State Protocols 158

    Study Resources 158

Day 17: Connecting and Booting Routers 161

    CCNA 640-802 Exam Topics 161

    Key Topics 161

    Router Internal Components 161

    IOS 162

    Router Bootup Process 162

    Router Ports and Interfaces 164

    Router Connections 164

    Study Resources 166

Day 16: Basic Router Configuration and Verification 167

    CCNA 640-802 Exam Topics 167

    Key Topic 167

    Basic Router Configuration 167

    Verifying Network Connectivity 175

    Study Resources 177

Day 15: Managing Cisco IOS and Configuration Files 179

    CCNA 640-802 Exam Topics 179

    Key Topics 179

    The Cisco IOS File System 179

        IFS Commands 179

        URL Prefixes for Specifying File Locations 181

        Commands for Managing Configuration Files 182

        Cisco IOS File Naming Conventions 182

    Manage IOS Images 183

        Backing Up an IOS image 184

        Restoring an IOS Image 185

        Recovering an IOS Image Using a TFTP Server 186

        Recovering an IOS Image Using Xmodem 187

    Recovering a Lost Password 188

    Study Resources 189

Day 14: Static, Default, and RIP Routing 191

    CCNA 640-802 Exam Topics 191

    Key Topics 191

    Static Route Configuration 191

        Static Routes Using the Next Hop Parameter 193

        Static Routes Using the Exit Interface Parameter 193

        Default Static Routes 194

    RIP Concepts 197

        RIPv1 Message Format 197

        RIPv1 Operation 198

        RIPv1 Configuration 198

        RIPv1 Verification and Troubleshooting 199

        Passive Interfaces 203

        Automatic Summarization 204

        Default Routing and RIPv1 206

        RIPv2 Configuration 207

        Disabling Autosummarization 208

        RIPv2 Verification and Troubleshooting 208

    Study Resources 209

Day 13: EIGRP Routing 211

    CCNA 640-802 Exam Topics 211

    Key Topics 211

    EIGRP Operation 211

        EIGRP Message Format 212

        RTP and EIGRP Packet Types 212

        DUAL 214

        Administrative Distance 214

    EIGRP Configuration 214

        The network Command 215

        Automatic Summarization 216

        Manual Summarization 217

        EIGRP Default Route 219

        Modifying the EIGRP Metric 219

        Modifying Hello Intervals and Hold Times 220

    EIGRP Verification and Troubleshooting 221

    Study Resources 226

Day 12: OSPF Routing 227

    CCNA 640-802 Exam Topics 227

    Key Topics 227

    OSPF Operation 227

        OSPF Message Format 227

        OSPF Packet Types 228

        Neighbor Establishment 228

        Link-State Advertisements 229

        OSPF Network Types 230

        DR/BDR Election 230

        OSPF Algorithm 231

        Link-State Routing Process 232

    OSPF Configuration 233

        The router ospf Command 234

        The network Command 234

        Router ID 235

        Modifying the OSPF Metric 236

        Controlling the DR/BDR Election 237

        Redistributing a Default Route 238

        Modifying Hello Intervals and Hold Times 238

    Verifying and Troubleshooting OSPF 239

    Study Resources 243

Day 11: Troubleshooting Routing 245

    CCNA 640-802 Exam Topics 245

    Key Topics 245

    The Basic Commands 245

    VLSM Troubleshooting 246

    Discontiguous Networks 246

    Troubleshooting RIP 247

    Troubleshooting EIGRP and OSPF Interface Issues 248

    Troubleshooting Neighbor Adjacency Issues 249

    Study Resources 250

Part V: Wireless Concepts and Configuration 251

Day 10: Wireless Standards, Components, and Security 253

    CCNA 640-802 Exam Topics 253

    Key Topics 253

    Wireless Standards 253

    Wireless Modes of Operation 254

    Wireless Frequencies 254

    Wireless Encoding and Channels 255

    Wireless Coverage Area 256

    CSMA/CA 256

    Wireless Security Risks 257

    Wireless Security Standards 258

    Study Resources 259

Day 9: Configuring and Troubleshooting Wireless Networks 261

    CCNA 640-802 Exam Topics 261

    Key Topics 261

    Implementing a WLAN 261

        Wireless LAN Implementation Checklist 262

        Wireless Troubleshooting 264

    Study Resources 264

Part VI: Basic Security Concepts and Configuration 265

Day 8: Mitigating Security Threats and Best Practices 267

    CCNA 640-802 Exam Topics 267

    Key Topics 267

    The Importance of Security 267

        Attacker Terminology 267

        Thinking Like an Attacker 268

        Balancing Security and Availability 269

        Developing a Security Policy 269

    Common Security Threats 270

        Vulnerabilities 270

        Threats to Physical Infrastructure 271

        Threats to Networks 271

        Types of Network Attacks 271

    General Mitigation Techniques 273

        Host and Server Security 273

        Intrusion Detection and Prevention 273

        Security Appliances and Applications 273

    Maintaining Security 275

    Study Resources 276

Part VII: ACL and NAT Concepts and Configuration 277

Day 7: ACL Concepts and Configurations 279

    CCNA 640-802 Exam Topics 279

    Key Topics 279

    ACL Concepts 279

        Defining an ACL 279

        Processing Interface ACLs 279

        Types of ACLs 280

        ACL Identification 281

        ACL Design Guidelines 281

    Configuring Standard Numbered ACLs 282

        Standard Numbered ACL: Permit Specific Network 282

        Standard Numbered ACL: Deny a Specific Host 283

        Standard Numbered ACL: Deny a Specific Subnet 283

        Standard Numbered ACL: Deny Telnet Access to the Router 284

    Configuring Extended Numbered ACLs 284

        Extended Numbered ACL: Deny FTP from Subnets 285

        Extended Numbered ACL: Deny Only Telnet from Subnet 285

    Configuring Named ACLs 286

        Standard Named ACL Steps and Syntax 286

        Standard Named ACL: Deny a Single Host from a Given Subnet 286

        Extended Named ACL Steps and Syntax 287

        Extended Named ACL: Deny a Telnet from a Subnet 287

    Adding Comments to Named or Numbered ACLs 287

    Complex ACLs 288

    Study Resources 288

Day 6: Verifying and Troubleshooting ACL Implementations 289

    CCNA 640-802 Exam Topics 289

    Key Topics 289

    Verifying ACLs 289

    Troubleshooting ACLs 291

        Problem 1: Host Has No Connectivity 291

        Problem 2: Denied Protocols 292

        Problem 3: Telnet is Allowed #1 293

        Problem 4: Telnet Is Allowed #2 294

        Problem 5: Telnet Is Allowed #3 294

    Study Resources 295

Day 5: NAT Concepts, Configuration, and Troubleshooting 297

    CCNA 640-802 Exam Topics 297

    Key Topics 297

    NAT Concepts 297

        A NAT Example 298

        Dynamic and Static NAT 299

        NAT Overload 299

        NAT Benefits 300

        NAT Limitations 300

    Configuring Static NAT 301

    Configuring Dynamic NAT 301

    Configuring NAT Overload 303

    Verifying NAT 303

    Troubleshooting NAT 304

    Study Resources 306

Part VIII: WAN Concepts and Configuration 307

Day 4: WAN and VPN Technologies 309

    CCNA 640-802 Exam Topics 309

    Key Topics 309

    WAN Technology Concepts 309

        WAN Components and Devices 309

        WAN Physical Layer Standards 311

        WAN Data Link Protocols 312

        WAN Switching 312

    WAN Connection Options 313

        Dedicated Connection Options 314

        Circuit-Switched Connection Options 314

        Packet-Switched Connection Options 315

        Internet Connection Options 317

        Choosing a WAN Link Option 319

    VPN Technology 320

        VPN Benefits 320

        Types of VPN Access 320

        VPN Components 322

        Establishing Secure VPN Connections 322

    Study Resources 326

Day 3: PPP Configuration and Troubleshooting 329

    CCNA 640-802 Exam Topics 329

    Key Topics 329

    HDLC 329

        HDLC Encapsulation 329

        Configuring HDLC 330

        Verifying HDLC 331

    PPP Concepts 331

        The PPP Frame Format 331

        PPP Link Control Protocol (LCP) 332

    PPP Configuration and Verification 334

        Basic PPP 334

    Study Resources 336

Day 2: Frame Relay Configuration and Troubleshooting 337

    CCNA 640-802 Exam Topics 337

    Key Topics 337

    Frame Relay Concepts 337

        Frame Relay Components 338

        Frame Relay Topologies 339

        NBMA Limitations and Solutions 340

        Inverse ARP and LMI Concepts 341

        Inverse ARP and LMI Operation 342

    Configuring and Verifying Frame Relay 343

        Full Mesh with One Subnet 344

        Partial Mesh with One Subnet per PVC 347

        Frame Relay Verification 348

    Troubleshooting WAN Implementations 349

        Troubleshooting Layer 1 Problems 350

        Troubleshooting Layer 2 Problems 350

        Troubleshooting Layer 3 Problems 351

    Study Resources 352

Day 1: CCNA Skills Review and Practice 353

    Key Topics 353

    CCNA Skills Practice 353

        Introduction 353

        Topology Diagram 353

        Addressing Table 354

        VLAN Configuration and Port Mappings 355

        ISP Configuration 355

        Task 1: Configure Frame Relay in a Hub-and-Spoke Topology 356

        Task 2: Configure PPP with CHAP 356

        Task 3: Configure Static and Dynamic NAT on HQ 356

        Task 4: Configure Default Routing 357

        Task 5: Configure Inter-VLAN Routing 357

        Task 6: Configure and Optimize EIGRP Routing 357

        Task 7: Configure VTP, Trunking, the VLAN Interface, and VLANs 357

        Task 8: Assign VLANs and Configure Port Security 358

        Task 9: Configure STP 358

        Task 10: Configure DHCP 359

        Task 11: Configure a Firewall ACL 359

    CCNA Skills Practice (Answers) 360

        Task 1: Configure Frame Relay in a Hub-and-Spoke Topology 360

        Task 2: Configure PPP with CHAP 362

        Task 3: Configure Static and Dynamic NAT on HQ 362

        Task 4: Configure Default Routing 364

        Task 5: Configure Inter-VLAN Routing 364

        Task 6: Configure and Optimize EIGRP Routing 365

        Task 7: Configure VTP, Trunking, the VLAN Interface, and VLANs 367

        Task 8: Assign VLANs and Configure Port Security 369

        Task 9: Configure STP 370

        Task 10: Configure DHCP 371

        Task 11: Configure a Firewall ACL 372

    CCNA Skills Challenge 374

Part IX: Exam Day and Post-Exam Information 375

Exam Day 377

    What You Need for the Exam 377

    What You Should Receive After Completion 377

    Summary 378

Post-Exam Information 379

    Receiving Your Certificate 379

    Determining Career Options 379

    Examining Certification Options 380

    If You Failed the Exam 380

    Summary 380

TOC, 1587131978, 10/21/08