Exam Preparation Tasks 110 Review All Key Concepts 110 Complete the Tables and Lists from Memory 110 Definition of Key Terms 110 End Notes 110 Chapter 7 Wireless Traffic Flow and AP Discovery 113 “Do I Know This Already?” Quiz 113 Foundation Topics 116 Wireless Frame Transmission 116 Wireless Frame Types 116 Sending a Frame 116 Wireless Frame Headers 118 Frame Types 120 Management Frames 121 Control Frames 123 Power Save Mode and Frame Types 124 Frame Speeds 125 A Wireless Connection 125 Exam Preparation Tasks 129 Review All the Key Concepts 129 Complete the Tables and Lists from Memory 129 Definition of Key Terms 129 Chapter 8 Additional Wireless Technologies 131 “Do I Know This Already?” Quiz 131 Foundation Topics 134 Cordless Phones 134 Bluetooth 135 ZigBee 135 WiMax 138 Other Types of Interference 140 Exam Preparation Tasks 141 Review All the Key Topics 141 Definition of Key Terms 141 Endnotes 141 References in This Chapter 141 Chapter 9 Delivering Packets from the Wireless to Wired Network 143 “Do I Know This Already?” Quiz 143 Foundation Topics 147 The Wireless Network Road Trip 147 x CCNA Wireless Official Exam Certification Guide 00_1587202115_fm.qxd 9/29/08 2:42 PM Page x The Association Process 147 Sending to a Host on Another Subnet 148 Using VLANs to Add Control 153 VLAN Membership Modes 154 Configuring VLANs and Trunks 155 Creating VLANs 156 Assigning Ports to a VLAN 158 Creating Trunk Ports 159 Exam Preparation Tasks 162 Review All the Key Topics 162 Complete the Tables and Lists from Memory 162 Definition of Key Terms 163 Command References to Check Your Memory 163 End Notes 163 Part II Cisco Wireless LANs 164 Chapter 10 Cisco Wireless Networks Architecture 167 “Do I Know This Already?” Quiz 167 Foundation Topics 171 The Need for Centralized Control 171 The Cisco Solution 171 APs in the CUWN 172 WLCs in the CUWN 172 Features of the Cisco Controllers 172 Supporting Multiple Networks 173 The CUWN Architecture 174 Client Devices 176 Access Points 176 The 1130AG 177 The 1240AG 178 The 1250 Series AP 178 The 1300 Series AP/Bridge 179 The 1400 Series Wireless Bridge 180 Cisco Access Point Summary 180 Wireless LAN Controllers 181 The Cisco 44xx Series WLC 182 The 3750-G WLC 182 The Cisco WiSM 183 xi 00_1587202115_fm.qxd 9/29/08 2:42 PM Page xi The Cisco 2106 WLC 183 The Cisco WLCM 184 Wireless LAN Controller Summary 185 Wireless Network Management 185 Exam Preparation Tasks 187 Review All the Key Topics 187 Complete the Tables and Lists from Memory 187 Definition of Key Terms 187 References 187 Chapter 11 Controller Discovery and Association 189 “Do I Know This Already?” Quiz 189 Foundation Topics 192 Understanding the Different LWAPP Modes 192 LWAPP Layer 2 Transport Mode 193 LWAPP Layer 3 Transport Mode 194 How an LWAPP AP Discovers a Controller 196 How an LWAPP AP Chooses a Controller and Joins It 197 How an LWAPP AP Receives Its Configuration 200 Redundancy for APs and Controllers 201 The AP Is Joined, Now What? 202 Local Mode 203 Monitor Mode 203 Sniffer Mode 203 Rogue Detection Mode 203 H-REAP Mode 204 Bridge Mode 204 Exam Preparation Tasks 205 Review All the Key Topics 205 Definition of Key Terms 205 Chapter 12 Adding Mobility with Roaming 207 “Do I Know This Already?” Quiz 207 Foundation Topics 210 Understanding Roaming 210 Understanding Mobility Groups 210 Types of Roaming 212 The Layer 2 Roaming Process 215 The Layer 3 Roaming Process 216 xii CCNA Wireless Official Exam Certification Guide 00_1587202115_fm.qxd 9/29/08 2:42 PM Page xii Exam Preparation Tasks 221 Review All the Key Topics 221 Definition of Key Terms 221 Chapter 13 Simple Network Configuration and Monitoring with the Cisco Controller 223 “Do I Know This Already?” Quiz 223 Foundation Topics 228 Controller Terminology 228 Dynamic Interfaces 228 Static Interfaces 229 Connecting to the Controller 230 Controller Boot Sequence 230 Performing Initial CLI Configurations 232 Performing Initial Web Configurations 235 Navigating the Web Interface of the Controller 235 Configuring the Controller Using the Web Interface 238 Building the Controller Interface 238 Creating the WLAN and Tying It to the Interface 240 Modifying the Security Settings 242 Naming Access Points 243 Restricting Access to Access Points 245 Summary of Controller Configuration Using the Web Interface 247 Monitoring with the Controller 247 General Monitoring 248 Managing Rogue APs 253 Managing Clients 256 Using Internal DHCP 257 Exam Preparation Tasks 259 Review All the Key Topics 259 Definition of Key Terms 259 Chapter 14 Migrating Standalone APs to LWAPP 261 “Do I Know This Already?” Quiz 261 Foundation Topics 264 Connecting to a Standalone AP 264 Accessing the AP in Autonomous Mode 264 Using the Express Setup and Express Security for Basic Configuration 265 Working with the Web Interface 267 xiii 00_1587202115_fm.qxd 9/29/08 2:42 PM Page xiii Converting to LWAPP 269 Converting to LWAPP Using the IOS-to-LWAPP Conversion Utility 269 Exam Preparation Tasks 275 Review All the Key Topics 275 Definition of Key Terms 275 Chapter 15 Cisco Mobility Express 277 “Do I Know This Already?” Quiz 277 Foundation Topics 280 Overview of the Small Business Communication System 280 521 AP 281 526 Wireless Express Controller 281 Comparing the Cisco Mobility Express Architecture to the CUWN 282 Configuring the 521 AP and 526 Controller 282 Using the CLI to Configure the Controller 282 Using the Web Browser to Configure the Controller 287 Using the Cisco Configuration Assistant 288 Exam Preparation Tasks 292 Review All the Key Topics 292 Definition of Key Terms 292 References 292 Chapter 16 Wireless Clients 295 “Do I Know This Already?” Quiz 295 Foundation Topics 298 Using Windows to Connect to a Wireless LAN 298 Configuring a Profile 298 How the WZC Tool Works 300 Using a Mac to Connect to a Wireless LAN 301 Configuring a Profile 301 How the AirPort Extreme Tool Works 302 Using Linux to Connect to a Wireless LAN 304 Configuring a Profile 305 How the NetworkManager Tool Works 306 Using the ADU to Connect to a Wireless LAN 307 Cisco Wireless LAN Adapters 307 Installing the ADU 308 Configuring a Profile 310 xiv CCNA Wireless Official Exam Certification Guide 00_1587202115_fm.qxd 9/29/08 2:42 PM Page xiv Connecting to Preferred Networks 311 Manually Creating a Profile 312 Managing Profiles 315 Using Diagnostic Tools 315 The ACAU 319 The Cisco Secure Services Client 320 Licensing 320 Installation 321 Configuring Profiles 321 SSC Groups 322 SSCAU Overview 322 The Cisco Client Extension Program 322 Exam Preparation Tasks 323 Review All the Key Topics 323 Complete the Tables and Lists from Memeory 323 Definition of Key Terms 323 Part III WLAN Maintenance and Administration 324 Chapter 17 Securing the Wireless Network 327 “Do I Know This Already?” Quiz 327 Foundation Topics 331 Threats to Wireless Networks 331 Ad Hoc Networks 331 Rogue APs 331 Client Misassociation 331 Management Frame Protection 332 Wireless Attacks 332 Simple Authentications 334 Open Authentication 334 Preshared Key Authentication with Wired Equivalent Privacy 334 MAC Address Filtering 336 Centralized Authentication 336 802.1x and How It Is Used 338 The EAP Process 340 The Authentication Server 340 EAP-TLS 342 EAP-FAST 343 PEAP 344 xv 00_1587202115_fm.qxd 9/29/08 2:42 PM Page xv LEAP 345 Authentication and Encryption 345 WPA Overview 346 WPA2 Overview 347 Exam Preparation Tasks 350 Review All the Key Topics 350 Complete the Tables and Lists from Memeory 350 Definition of Key Terms 351 References 351 Chapter 18 Enterprise Wireless Management with the WCS and the Location Appliance 353 “Do I Know This Already?” Quiz 353 Foundation Topics 358 Introduction to the WCS 358 Installing and Configuring the WCS 358 Administration Options in the WCS 360 Adding Controllers to the WCS 362 Working with Templates 364 Auto Provisioning 367 Maps and APs in the WCS 368 Planning Mode 372 Monitoring with the WCS 376 Exam Preparation Tasks 378 Review All the Key Topics 378 Complete the Tables and Lists from Memeory 378 Definition of Key Terms 379 References 379 Chapter 19 Maintaining Wireless Networks 381 “Do I Know This Already?” Quiz 381 Foundation Topics 386 Upgrading a Controller 386 Controller Upgrade Approaches 388 Upgrade Using WCS 390 Upgrading an AP 391 Upgrading WCS 392 Managing Configurations 392 Working with AP Configuration Files 398 Resetting the Controller to the Defaults 398 xvi CCNA Wireless Official Exam Certification Guide 00_1587202115_fm.qxd 9/29/08 2:42 PM Page xvi Exam Preparation Tasks 400 Review All the Key Topics 400 Definition of Key Terms 400 References 400 Chapter 20 Troubleshooting Wireless Networks 403 “Do I Know This Already?” Quiz 403 Foundation Topics 408 Physical Connections and LEDs 408 Common Client-Side Issues 408 Using the CLI to Troubleshoot 410 Using the Controller Interface 417 Using the Controller Logs 418 Using SNMP 420 Configuring the Community Strings 421 Using Tech Support 422 Using WCS Version 5.x to Troubleshoot Clients 423 Using the Cisco Spectrum Expert 423 Exam Preparation Tasks 426 Review All the Key Topics 426 Complete the Tables and Lists from Memeory 426 Definition of Key Terms 427 References 427 Part IV Final Preparation 428 Chapter 21 Final Preparation 431 Tools for Final Preparation 431 Exam Engine and Questions on the CD 431 Install the Software from the CD 432 Activate and Download the Practice Exam 432 Activating Other Exams 433 Cisco Learning Network 433 Study Plan 433 Recall the Facts 434 Practice Configurations 434 Use the Exam Engine 435 Choosing Study or Simulation Mode 435 Passing Scores for the Cisco CCNA Wireless Exams 435 xvii 00_1587202115_fm.qxd 9/29/08 2:42 PM Page xvii Part V Appendixes 436 Appendix A Answers to the “Do I Know This Already?” Quizzes 438 Appendix B Memory Tables (on the CD only) Appendix C Memory Tables Answer Key (on the CD only) Glossary 450 Index 464 xviii CCNA Wireless Official Exam Certification Guide 00_1587202115_fm.qxd 9/29/08 2:42 PM Page xviii Icons Used in This Book Command Syntax Conventions The conventions used to present command syntax in this book are the same conventions used in the IOS Command Reference. The Command Reference describes these conven- tions as follows: ■ Boldface indicates commands and keywords that are entered literally as shown. In actual configuration examples and output (not general command syntax), boldface indicates commands that are manually input by the user (such as a show command). ■ Italic indicates arguments for which you supply actual values. ■ Vertical bars (|) separate alternative, mutually exclusive elements. ■ Square brackets [ ] indicate optional elements. ■ Braces { } indicate a required choice. ■ Braces within brackets [{ }] indicate a required choice within an optional element. xix Router Gateway Switch PC Server Laptop Multilayer Switch Wireless Router U Wireless Bridge Access Point WLAN Controller LWAPP Access Point LWAPP Network Cloud Serial Line Connection Ethernet Connection Wireless Connection 00_1587202115_fm.qxd 9/29/08 2:42 PM Page xix . Groups 21 0 Types of Roaming 21 2 The Layer 2 Roaming Process 21 5 The Layer 3 Roaming Process 21 6 xii CCNA Wireless Official Exam Certification Guide 00_158 720 2115_fm.qxd 9 /29 /08 2: 42 PM Page xii Exam. to a Wireless LAN 307 Cisco Wireless LAN Adapters 307 Installing the ADU 308 Configuring a Profile 310 xiv CCNA Wireless Official Exam Certification Guide 00_158 720 2115_fm.qxd 9 /29 /08 2: 42 PM. Communication System 28 0 521 AP 28 1 526 Wireless Express Controller 28 1 Comparing the Cisco Mobility Express Architecture to the CUWN 28 2 Configuring the 521 AP and 526 Controller 28 2 Using the CLI