Building a Cisco Wireless Lan

, by Ouellet, Eric; Padjen, Robert; Pfund, Arthure; Fuller, Ron; Blankenship, Tim

Note: Supplemental materials are not guaranteed with Rental or Used book purchases.

ISBN: 9781928994589 | 192899458X
Cover: Paperback
Copyright: 5/1/2002

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"Building a Cisco Wireless LAN" will be useful to anyone designing and supporting a Cisco wireless LAN. The book explains how to create thorough and accurate network designs for the Cisco 340, 350, and UBR 7200 series; discusses configuration and troubleshooting of a Cisco WLAN installation; and offers an introduction to wireless technology from the fundamentals to implementation.

Foreword

xxv

Introduction to Wireless Local Area Networks

(30)

Introduction

(1)

Reviewing Networking Basics

(6)

Defining Topologies

(1)

Bus Topology

(1)

Star Topology

(1)

Ring Topology

(1)

Mesh Topology

(1)

CSMA/CD versus Deterministic Access

(1)

Cabling

(2)

Understanding How Wireless Fits into the OSI System Model

(11)

Tracking Data through the OSI System Model

(1)

OSI and Wireless: Layer 2 and Down

(6)

OSI and Wireless: Layer 3 and Up

(1)

Review of TCP/IP Basics

(7)

Understanding TCP/IP Addressing

(4)

TCP

(1)

UDP

(1)

Summary

(1)

Solutions Fast Track

(1)

Frequently Asked Questions

(2)

Wireless LAN Overview

(62)

Introduction

(1)

Understanding the Fundamentals of Radio Frequency

(16)

Wireless Radio Signal Transmission and Reception

(3)

Frequency

(3)

Bandwidth

(1)

WLAN Frequency Bands

(1)

Modulation

(2)

Phase Modulation

(4)

Communicating with Wireless LAN Technologies

(7)

Microwave Technology

(1)

Infrared Technology

(1)

Spread Spectrum Technology

(2)

Synchronization

(1)

Frequency Hopping

(1)

Direct Sequence Spread Spectrum (DSSS)

(1)

DSSS Channel Setup

(1)

Spectrum Technology Comparisons: Frequency Hopping versus Direct Sequence

(1)

Implementing a Wireless LAN Architecture

(6)

The OSI Reference Model

(3)

Logical Wireless System Components

(1)

Distribution System

(1)

Medium Access Technique

(1)

Synchronization and Error Control

(1)

Routing Mechnisms

(1)

Application Interface

(1)

Physical Wireless System Components

(1)

Medium

(1)

Access Point (AP)

(1)

Antenna

(1)

Wireless Station

(1)

Server

(1)

Keeping Pace with Wireless Networking Standards

(27)

Institute of Electrical and Electronic Engineers (IEEE)

(4)

802.11

(11)

802.11b

(2)

802.11a

(1)

Other Related Working Groups

(1)

European Telecommunications Standards Institute (ETSI)

(5)

Wireless Ethernet Compatibility Alliance (WECA)

(1)

WLAN Interoperability Forum (WLIF)

(1)

Infrared Data Association

(1)

Summary

(1)

Solutions Fast Track

(2)

Frequently Asked Questions

(2)

Cisco Wireless LAN Product Line

(38)

Introduction

(1)

Overview of Cisco Wireless Systems

(4)

Cisco's WLAN Product Line

(1)

Using WLANs for Individual User Connectivity

(1)

Using WLANs to Connect Compuses

(2)

Cisco's Aironet 3XO Series APs and Bridges

(16)

The Cisco Aironet 350 Series

(1)

Features Common to All 350 Series Devices

(4)

Individual 350 Series Device Features

103

(7)

Features of the Cisco Aironet 340 Series

110

(1)

Individual 340 Series Device Features

110

(5)

Cisco's Aironet Wireless NICs

115

(2)

Cisco Aironet Antennas

117

(8)

Ceiling Mount Omni-Directional Antenna

120

(1)

Mast Mount Omni-Directional Antenna

120

(1)

High-Gain Mast Mount Omni-Directional Antenna

120

(1)

Pillar Mount Diversity Omni-Directional Antenna

121

(1)

POS Diversity Dipole Omni-Directional Antenna

121

(1)

Diversity Ceiling Mount Omni-Directional Patch Antenna

121

(1)

Directional Wall Mount Patch Antenna

122

(1)

Diversity Directional Wall Mount Patch Antenna

122

(1)

Yagi Antenna

123

(1)

Dish Antenna

123

(2)

Summary

125

(2)

Solutions Fast Track

127

(2)

Frequently Asked Questions

129

(2)

Wireless Network Design

131

(78)

Introduction

132

(1)

Wireless Planning Considerations

132

(11)

Wireless Benefits and Limitations

134

(1)

What Type of Data Will Be Traversing the Wireless Network?

134

(1)

How Much Data Will Be Traversing the Wireless Network?

135

(1)

What Is the Return On Investment for Your Wireless Implementation?

136

(1)

How Does Mobility Factor into Determining if Wireless Is Right for Your Business?

136

(1)

Does Your Business or Corporation Have Any Restrictions That Would Prohibit You from Implementing a Wireless LAN Solution?

137

(1)

Mobility

138

(1)

Throughput versus Data Rate and Load

139

(2)

Cost and Return on Investment

141

(2)

Wireless Design Considerations

143

(15)

Attenuation

143

(1)

Attenuation Due to Antenna Cabling

144

(1)

Attenuation Due to Exterior Considerations

144

(5)

Accounting for the Fresnel Zone and Earth Bulge

149

(1)

Radio Frequency Interference

150

(1)

Interference from Radio Transmitters

151

(1)

Harmonics

152

(1)

Application Considerations

152

(1)

Structural Considerations

153

(3)

Andromeda Manufacturing Rough Design

156

(1)

Wireless Design 1

157

(1)

Wireless Design 2

157

(1)

Performing a Wireless Site Survey

158

(37)

Preparation

159

(1)

Sample Pre-Site Survey Form

160

(2)

Other Preparations

162

(4)

Infrastructure Awareness

166

(1)

What Types of Network Media Are Used?

166

(2)

What Operating Systems, Protocols, and Drivers Are Used?

168

(1)

What Hubs Are Used?

168

(1)

What Switches Are Used?

168

(1)

What Routers Are Used?

169

(1)

What Bridges Are Used?

169

(1)

How Is Power Supplied?

170

(1)

Preparing a Site Survey Kit

170

(1)

Using Client Adapters in the Survey

171

(1)

Using APs and Bridges in the Survey

172

(1)

Choosing Antennas for the Survey

173

(1)

Providing Battery Packs and Inverters for the Survey

174

(1)

Providing Tools for the Survey

175

(3)

Bringing Temporary Mounting Equipment for the Survey

178

(2)

Performing an Interior Wireless Site Survey

180

(1)

Designing for Coverage

181

(2)

Designing Seamless Roaming

183

(1)

Considering Rate Shifting

184

(1)

Performing the Interior Survey

184

(2)

Using the Cisco Aironet Client Utility for Interior Site Surveys

186

(4)

Watching Your Power Consumption

190

(1)

Setting Your Service Set IDs

191

(1)

Interior Survey Problems

191

(2)

Performing an Exterior Wireless Site Survey

193

(2)

Wireless Design Examples

195

(9)

Warehouse Design Example 1

196

(1)

Warehouse Design Example 2

197

(1)

Warehouse Design Example 3

198

(1)

Retail Design Example

198

(1)

Education Design Example 1

199

(1)

Education Design Example 2

200

(1)

Point-to-Point Design Example 1

201

(1)

Point-to-Point Design Example 2

201

(2)

Point-to-Point Design Example 3

203

(1)

Summary

204

(1)

Solutions Fast Track

205

(1)

Frequently Asked Questions

206

(3)

Installation and Configuration of Cisco 340 and Cisco 350 Series Access Points

209

(44)

Introduction

210

(3)

Installation of the Cisco 340/350 Series AP

213

(6)

Specific Differences of the Cisco 350 Series AP

215

(1)

Power Requirements

216

(1)

Network Connectivity

217

(2)

Initial Configuration of the Cisco 340 and 350 Series AP

219

(4)

IP Setup Utility

220

(1)

Terminal Emulator Setup

221

(2)

Web-Based Configuration of the Cisco 340 and 350 Series APs

223

(18)

Configuring the Cisco 340 and 350 Series APs

223

(1)

Configuring the Web Interface

224

(1)

Configuring a Name Server

224

(1)

The Radio Hardware Setting

224

(3)

The AP Radio Port Status Screen

227

(1)

Setting the Time

227

(1)

User Accounts

228

(1)

Setting the WEP Key

229

(3)

Accounting Setup

232

(1)

Hot Standby

233

(1)

Publicly Secure Packet Forwarding

233

(1)

Troubleshooting the Cisco 340 and 350 Series APs

234

(7)

Web-Based Configuration of the Cisco 340 BSE/BSM Series AP

241

(6)

Configuring the Cisco 340 BSE/BSM Series AP

242

(4)

Troubleshooting the Cisco 340 BSE/BSM Series AP

246

(1)

Summary

247

(1)

Solutions Fast Track

248

(1)

Frequently Asked Questions

249

(4)

Installation and Configuration of Cisco Aironet Bridges

253

(76)

Introduction

254

(8)

Understanding the Role of Traditional Network Bridges

254

(2)

Types of Network Bridges

256

(3)

Comparing Traditional Bridges with Wireless Bridges

259

(1)

Cisco Aironet Wireless Bridge---Point to Point

260

(1)

Cisco Aironet Wireless Bridge---Point-to-Multipoint

261

(1)

Cisco Wireless Bridge---Repeater

261

(1)

Installation of the Cisco Aironet Bridge Unit

262

(11)

Installing the Antenna

263

(1)

DSSS (Direct Sequence Spread Spectrum)

263

(2)

Configuring the Network Port

265

(1)

Configuring the Console Port

266

(1)

Applying Power

267

(1)

Working with Root and Non-Root Modes on a Wireless Bridge

267

(2)

Overview of the Spanning Tree Protocol

269

(4)

Initial Setup of the Cisco Aironet Wireless Bridge

273

(6)

Configuring the Bridge Using the Command-Line Interface

273

(1)

Configuring the Bridge Using the Command Menus

273

(2)

General Configuration Recommendations and Notes

275

(1)

Performing the Initial Configuration

275

(1)

Assigning the Radio Parameters

276

(1)

Assigning IP Information

277

(2)

Operational Configuration of the Cisco Aironet Wireless Bridge

279

(24)

Console Access

279

(1)

Telnet Access

279

(1)

Web Browser Access

280

(1)

Using the Cisco Aironet Wireless Bridge Radio Main Menu

281

(1)

Configuring the Basic Rates Options

282

(1)

Configuring the Frequency Option

282

(1)

Configuring the IEEE 802.11 Options

282

(6)

Configuring the LinkTests Options

288

(1)

Configuring the Extended Options

288

(4)

Configuring the Ethernet Port

292

(1)

Configuring the Network Identifiers

292

(2)

Console Management Access

294

(1)

Configuring Passwords

294

(1)

Configuring Privileges

295

(1)

SNMP Support

295

(1)

Configuring the Time Service

296

(1)

Setting Up Association Tables

297

(3)

Using Filters

300

(1)

Configuring the Multicast Option

300

(1)

Configuring the Node Option

301

(1)

Configuring the Protocols Option

302

(1)

Event Logging

303

(2)

Viewing Statistics

305

(4)

Throughput Option

306

(1)

Radio Option

306

(1)

Ethernet Option

307

(1)

Status Option

308

(1)

Map Option

308

(1)

Watch Option

308

(1)

History Option

308

(1)

Node Option

308

(1)

ARP Option

309

(1)

Display Time Option

309

(1)

Ipadr Option

309

(1)

Cisco Aironet Wireless Bridge Troubleshooting

309

(11)

Network Menu Option

310

(1)

Connect Option

310

(1)

Escape Option

310

(1)

Find Option

311

(1)

Ping Option

311

(1)

Linktest Menu Options

311

(3)

Restart Option

314

(1)

Default and Reset Options

314

(1)

Loading Firmware and Configurations

314

(1)

Xmodem and Crc-xmodem

315

(1)

FTP---File Transfer Protocol

315

(2)

Distribute

317

(1)

BOOTP and DHCP

318

(1)

Class

318

(1)

Backing Up Wireless Bridge Configurations

318

(2)

Summary

320

(3)

Solutions Fast Track

323

(4)

Frequently Asked Questions

327

(2)

Installation and Configuration of Cisco Wireless Network Cards

329

(46)

Introduction

330

(1)

Cisco Aironet Client Adapter Types

331

(2)

Comparing the Cisco Aironet 340 and 350 Series Wireless LAN Adapters

331

(2)

Cisco Aironet Client Utility (ACU)

333

(7)

Installing and Configuring the Cisco Aironet LAN Adapter Card

334

(1)

Installing the Cisco ACU

335

(1)

Cisco Aironet Client Profile Manager

336

(1)

Creating a New Aironet Client Profile

337

(1)

Using an Existing Aironet Client Profile

337

(1)

Modifying an Existing Aironet Client Profile

338

(1)

Reconfiguring Profiles with the Default Aironet Client Profile Values

338

(1)

Renaming Profiles Stored within the ACU

338

(1)

Deleting Profiles Stored within the ACU

338

(1)

Importing Profiles to the ACU

338

(1)

Exporting Profiles from the ACU

339

(1)

Restricting Profile Access to Administrative Users

339

(1)

Cisco Aironet Client Installation and Configuration

340

(11)

Configuring the Cisco Aironet Client System Parameter

341

(1)

Setting the Client Name

341

(1)

Setting the SSID

341

(1)

Setting Power Save Mode

342

(1)

Setting the Network Type

342

(1)

Cisco Aironet Client RF Network Configuration

343

(1)

Configuring the Data Rate

344

(1)

Choosing Radio Headers

345

(1)

Setting World Mode

345

(1)

Selecting the Power Level

345

(1)

Setting the Data Retries Value

346

(1)

Selecting Maximum Packet Size

346

(1)

Configuring the Cisco Aironet Client: Advanced (Infrastructure)

346

(1)

Antenna Mode (Receive) / Antenna Mode (Transmit)

347

(1)

Specified AP

348

(1)

RTS Threshold

348

(1)

RTS Retry Limit

348

(1)

Cisco Aironet Client Advanced Ad Hoc Configuration

348

(1)

Antenna Mode (Receive) / Antenna Mode (Transmit)

349

(1)

RTS Threshold

350

(1)

RTS Retry Limit

350

(1)

Wake Duration (Kms)

350

(1)

Beacon Period (Kms)

351

(1)

Cisco Aironet Client Network Security Configuration

351

(2)

Setting the Security Parameters

352

(1)

Allow Association to Mixed Cells

353

(1)

Client Adapter Auto Installer

353

(4)

Using the Auto Installer

354

(1)

Installation Configuration File Field Definition

354

(3)

Client Adapter Diagnostics

357

(10)

Configuring ACU Diagnostics Preferences

357

(1)

Displaying the Current Status

358

(1)

Displaying the Operational Statistics

358

(3)

Displaying the Link Status Meter

361

(1)

Signal Strength Indicator

362

(1)

Signal Quality Indicator

362

(1)

Signal Status Line

362

(1)

Performing a Radio Frequency Link Test

362

(2)

Client Adapter Indicator LEDs

364

(1)

LED Display Patterns

364

(3)

Summary

367

(2)

Solutions Fast Track

369

(3)

Frequently Asked Questions

372

(3)

Cisco Wireless Security

375

(72)

Introduction

376

(1)

Understanding Security Fundamentals and Principles of Protection

377

(21)

Ensuring Confidentiality

377

(2)

Ensuring Integrity

379

(1)

Ensuring Availability

380

(1)

Ensuring Privacy

381

(1)

Ensuring Authentication

381

(4)

Extensible Authentication Protocol (EAP)

385

(4)

An Introduction to the 802.1x Standard

389

(3)

Per-Packet Authentication

392

(1)

Cisco Light Extensible Authentication Protocol (LEAP)

393

(2)

Configuration and Deployment of LEAP

395

(1)

Ensuring Authorization

396

(2)

MAC Filtering

398

(9)

What Is a MAC Address?

398

(1)

Where in the Authentication / Association Process Does MAC Filtering Occur?

399

(1)

Determining MAC Filtering Is Enabled

400

(1)

MAC Spoofing

400

(1)

Ensuring Non-Repudiation

401

(3)

Accounting and Audit Trails

404

(1)

Using Encryption

405

(1)

Encrypting Voice Data

406

(1)

Encrypting Data Systems

407

(1)

Reviewing the Role of Policy

407

(10)

Identifying Resources

409

(2)

Understanding Classification Criteria

411

(1)

Implementing Policy

412

(3)

Addressing the Issues with Policy

415

(2)

Implementing WEP

417

(6)

Defining WEP

417

(1)

Creating Privacy with WEP

418

(1)

The WEP Authentication Process

419

(1)

WEP Benefits and Advantages

419

(1)

WEP Disadvantages

420

(1)

The Security Implications of Using WEP

420

(1)

Implementing WEP on the Cisco Aironet AP 340

420

(1)

Exploiting WEP

421

(1)

Security of 64-Bit versus 128-Bit Keys

422

(1)

Acquiring a WEP Key

422

(1)

Addressing Common Risks and Threats

423

(4)

Finding a Target

424

(1)

Finding Weaknesses in a Target

424

(2)

Exploiting Those Weaknesses

426

(1)

Sniffing, Interception, and Eavesdropping

427

(3)

Defining Sniffing

427

(1)

Sample Sniffing Tools

427

(1)

Sniffing Case Scenario

428

(2)

Protecting Against Sniffing and Eavesdropping

430

(1)

Spoofing and Unauthorized Access

430

(2)

Defining Spoofing

430

(1)

Sample Spoofing Tools

431

(1)

Protecting Against Spoofing and Unauthorized Attacks

432

(1)

Network Hijacking and Modification

432

(3)

Defining Hijacking

432

(2)

Sample Hijacking Tools

434

(1)

Hijacking Case Scenario

434

(1)

Protection against Network Hijacking and Modification

434

(1)

Denial of Service and Flooding Attacks

435

(3)

Defining DoS and Flooding

435

(1)

Sample DoS Tools

436

(1)

DoS and Flooding Case Scenario

436

(1)

Protecting Against DoS and Flooding Attacks

437

(1)

Summary

438

(1)

Solutions Fast Track

439

(5)

Frequently Asked Questions

444

(3)

Cisco Aironet Accessories

447

(30)

Introduction

448

(1)

Antenna Accessories

449

(3)

Yagi Articulating Mount

449

(1)

Magnetic Mount

450

(1)

Lightning Arrestor with Grounding Ring

450

(2)

Bridge and Access Point Accessories

452

(10)

Bridge Mounting Kit

452

(2)

Bridge Slide Mount Kit

454

(3)

Access Point / Bridge Spare Power Supplies

457

(1)

Access Point / Bridge Serial Cable

458

(2)

NEMA Enclosures

460

(2)

Cabling, Connectors, and Bulkhead Extenders

462

(7)

Cabling

463

(1)

RG-58 and RG-8 Cabling

464

(1)

9913 Cabling

464

(3)

Connectors

467

(1)

R P-TNC Connectors

467

(1)

Bulkhead Extenders

468

(1)

Radio Country Options

469

(3)

Summary

472

(1)

Solutions Fast Track

473

(2)

Frequently Asked Questions

475

(2)

Index

477

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Building a Cisco Wireless Lan

Summary

Table of Contents

Supplemental Materials