Benutzerhandbuch für ZyXEL Communications G-2000 Plus

Inhaltsverzeichnis

• User’s Guide

  1
• Copyright

  3
  • Disclaimer

    3
  • Trademarks

    3
• Federal Communications Commission (FCC) Interference Statement

  4
  • Notice 1

    4
  • Certifications

    4
• ZyXEL Limited Warranty

  5
  • Note

    5
  • Safety Warnings

    5
• Customer Support

  6
• Table of Contents

  9
• List of Figures

  23
• List of Tables

  29
• Preface

  33
  • About This User's Guide

    33
  • Related Documentation

    33
  • User Guide Feedback

    34
  • Syntax Conventions

    34
  • Graphics Icons Key

    35
• Getting to Know Your ZyAIR

  37
  • 1.1 Introducing the ZyAIR

    37
  • 1.2 ZyAIR Features

    37
    • 1.2.1 Physical Features

      37
      • 1.2.1.1 4-Port Switch

        37
      • 1.2.1.2 10/100M Auto-negotiating Ethernet/Fast Ethernet Interface

        37
      • 1.2.1.3 10/100M Auto-crossover Ethernet/Fast Ethernet Interface

        37
      • 1.2.1.4 10/100 Mbps Ethernet WAN

        38
      • 1.2.1.5 Reset Button

        38
      • 1.2.1.6 ZyAIR LED

        38
    • 1.2.2 Firmware Features

      38
      • 1.2.2.1 Internal RADIUS Server

        38
      • 1.2.2.2 Wi-Fi Protected Access

        38
      • 1.2.2.3 802.11b Wireless LAN Standard

        38
      • 1.2.2.4 802.11g Wireless LAN Standard

        39
      • 1.2.2.5 STP (Spanning Tree Protocol) / RSTP (Rapid STP)

        39
      • 1.2.2.6 Certificates

        39
      • 1.2.2.7 Limit the number of Client Connections

        39
      • 1.2.2.8 SSL Passthrough

        39
      • 1.2.2.9 Firewall

        40
      • 1.2.2.10 Brute-Force Password Guessing Protection

        40
      • 1.2.2.11 Wireless LAN MAC Address Filtering

        40
      • 1.2.2.12 WEP Encryption

        40
      • 1.2.2.13 IEEE 802.1X Network Security

        40
      • 1.2.2.14 Universal Plug and Play (UPnP)

        40
      • 1.2.2.15 Dynamic DNS Support

        40
      • 1.2.2.16 PPPoE Support (RFC2516)

        41
      • 1.2.2.17 PPTP Encapsulation

        41
      • 1.2.2.18 Network Address Translation (NAT)

        41
      • 1.2.2.19 Traffic Redirect

        41
      • 1.2.2.20 NAT for Single-IP-address Internet Access

        41
      • 1.2.2.21 DHCP (Dynamic Host Configuration Protocol)

        41
      • 1.2.2.22 Multicast

        42
      • 1.2.2.23 IP Alias

        42
      • 1.2.2.24 IP Policy Routing

        42
      • 1.2.2.25 SNMP

        42
      • 1.2.2.26 Full Network Management

        42
      • 1.2.2.27 Logging and Tracing

        42
      • 1.2.2.28 Diagnostics Capabilities

        42
      • 1.2.2.29 Embedded FTP and TFTP Servers

        43
      • 1.2.2.30 Wireless Association List

        43
      • 1.2.2.31 Wireless LAN Channel Usage

        43
  • 1.3 Applications for the ZyAIR

    43
    • 1.3.1 Internet Access Application

      43
• Introducing the Web Configurator

  45
  • 2.1 Web Configurator Overview

    45
  • 2.2 Accessing the ZyAIR Web Configurator

    45
  • 2.3 Resetting the ZyAIR

    47
    • 2.3.1 .Procedure To Use The Reset Button

      47
    • 2.3.2 Method of Restoring Factory-Defaults Via Web Configurator

      47
  • 2.4 Navigating the ZyAIR Web Configurator

    47
• Wizard Setup

  49
  • 3.1 Wizard Setup Overview

    49
    • 3.1.1 Channel

      49
    • 3.1.2 ESS ID

      49
    • 3.1.3 WEP Encryption

      49
    • 3.1.4 WPA-PSK

      50
  • 3.2 Wizard Setup: General Setup

    50
  • 3.3 Wizard Setup: Wireless LAN

    51
  • 3.4 Wizard Setup: Screen 3

    52
  • 3.5 Wizard Setup: Screen 4

    54
    • 3.5.1 Ethernet

      54
    • 3.5.2 PPPoE Encapsulation

      56
    • 3.5.3 PPTP Encapsulation

      57
  • 3.6 Wizard Setup: Screen 5

    59
    • 3.6.1 WAN IP Address Assignment

      59
    • 3.6.2 IP Address and Subnet Mask

      60
    • 3.6.3 DNS Server Address Assignment

      60
    • 3.6.4 WAN MAC Address

      60
  • 3.7 Basic Setup Complete

    63
• System Screens

  65
  • 4.1 System Overview

    65
  • 4.2 Configuring General Setup

    65
  • 4.3 Dynamic DNS

    66
    • 4.3.1 DynDNS Wildcard

      66
  • 4.4 Configuring Dynamic DNS

    67
  • 4.5 Configuring Password

    68
  • 4.6 Configuring Time Setting

    69
• LAN Screens

  71
  • 5.1 LAN Overview

    71
  • 5.2 DHCP Setup

    71
    • 5.2.1 IP Pool Setup

      71
    • 5.2.2 System DNS Servers

      71
  • 5.3 LAN TCP/IP

    71
    • 5.3.1 Factory LAN Defaults

      71
    • 5.3.2 IP Address and Subnet Mask

      72
    • 5.3.3 RIP Setup

      72
    • 5.3.4 Multicast

      72
  • 5.4 Configuring IP

    73
  • 5.5 Configuring Static DHCP

    76
  • 5.6 Configuring IP Alias

    77
• Wireless Configuration and Roaming

  79
  • 6.1 Wireless LAN Overview

    79
    • 6.1.1 IBSS

      79
    • 6.1.2 BSS

      79
    • 6.1.3 ESS

      80
  • 6.2 Wireless LAN Basics

    81
    • 6.2.1 RTS/CTS

      81
    • 6.2.2 Fragmentation Threshold

      82
  • 6.3 Configuring Wireless

    83
  • 6.4 Configuring Roaming

    85
    • 6.4.1 Requirements for Roaming

      86
• Wireless Security

  89
  • 7.1 Wireless Security Overview

    89
  • 7.2 Security Parameters Summary

    91
  • 7.3 WEP Overview

    91
    • 7.3.1 Data Encryption

      91
      • 7.3.1.1 Authentication

        91
  • 7.4 Configuring WEP Encryption

    92
  • 7.5 Introduction to WPA

    94
    • 7.5.1 User Authentication

      94
    • 7.5.2 Encryption

      95
    • 7.5.3 WPA-PSK Application Example

      95
  • 7.6 Configuring WPA-PSK Authentication

    96
  • 7.7 Wireless Client WPA Supplicants

    98
    • 7.7.1 WPA with RADIUS Application Example

      98
  • 7.8 Configuring WPA Authentication

    99
  • 7.9 Introduction to RADIUS

    101
    • 7.9.1 Types of RADIUS Messages

      101
      • 7.9.1.1 Access-Challenge

        101
      • 7.9.1.2 Accounting-Request

        102
      • 7.9.1.3 Accounting-Response

        102
      • 7.9.1.4 EAP Authentication Overview

        102
  • 7.10 Configuring RADIUS

    103
  • 7.11 802.1x Overview

    105
  • 7.12 Dynamic WEP Key Exchange

    105
  • 7.13 Configuring 802.1x and Dynamic WEP Key Exchange

    106
  • 7.14 Configuring 802.1x and Static WEP Key Exchange

    108
  • 7.15 Configuring 802.1x

    111
  • 7.16 MAC Filter

    113
• Internal RADIUS Server

  115
  • 8.1 Internal RADIUS Overview

    115
  • 8.2 Internal RADIUS Server Setting

    117
  • 8.3 Trusted AP Overview

    119
  • 8.4 Configuring Trusted AP

    120
  • 8.5 Trusted Users Overview

    121
  • 8.6 Configuring Trusted Users

    121
• WAN

  125
  • 9.1 WAN Overview

    125
  • 9.2 Configuring WAN ISP

    125
    • 9.2.1 Ethernet Encapsulation

      125
      • 9.2.1.1 Service Type

        126
    • 9.2.2 PPPoE Encapsulation

      127
    • 9.2.3 PPTP Encapsulation

      130
  • 9.3 TCP/IP Priority (Metric)

    132
  • 9.4 Configuring WAN IP

    132
  • 9.5 Configuring WAN MAC

    135
• Single User Account (SUA) / Network Address Translation (NAT)

  137
  • 10.1 NAT Overview

    137
    • 10.1.1 NAT Definitions

      137
    • 10.1.2 What NAT Does

      138
    • 10.1.3 How NAT Works

      138
    • 10.1.4 NAT Application

      139
    • 10.1.5 NAT Mapping Types

      140
  • 10.2 Using NAT

    141
    • 10.2.1 SUA (Single User Account) Versus NAT

      141
  • 10.3 SUA Server

    141
    • 10.3.1 Default Server IP Address

      142
    • 10.3.2 Port Forwarding: Services and Port Numbers

      142
    • 10.3.3 Configuring Servers Behind SUA (Example)

      143
  • 10.4 Configuring SUA Server

    144
  • 10.5 Configuring Address Mapping

    146
    • 10.5.1 Configuring Address Mapping

      148
  • 10.6 Trigger Port Forwarding

    149
    • 10.6.1 Trigger Port Forwarding Example

      149
    • 10.6.2 Two Points To Remember About Trigger Ports

      150
  • 10.7 Configuring Trigger Port Forwarding

    150
• Static Route Screens

  153
  • 11.1 Static Route Overview

    153
  • 11.2 Configuring IP Static Route

    153
    • 11.2.1 Configuring Route Entry

      154
• Remote Management Screens

  157
  • 12.1 Remote Management Overview

    157
    • 12.1.1 Remote Management Limitations

      157
    • 12.1.2 Remote Management and NAT

      158
    • 12.1.3 System Timeout

      158
  • 12.2 Configuring WWW

    158
  • 12.3 Configuring Telnet

    159
  • 12.4 Configuring TELNET

    160
  • 12.5 Configuring FTP

    161
  • 12.6 SNMP

    162
    • 12.6.1 Supported MIBs

      163
    • 12.6.2 SNMP Traps

      163
    • 12.6.3 Configuring SNMP

      164
  • 12.7 Configuring DNS

    166
  • 12.8 Configuring Security

    167
• UPnP

  169
  • 13.1 Universal Plug and Play Overview

    169
    • 13.1.1 How Do I Know If I'm Using UPnP?

      169
    • 13.1.2 NAT Traversal

      169
    • 13.1.3 Cautions with UPnP

      169
  • 13.2 UPnP and ZyXEL

    170
  • 13.3 Configuring UPnP

    170
  • 13.4 Installing UPnP in Windows Example

    171
    • 13.4.1 Installing UPnP in Windows Me

      172
    • 13.4.2 Installing UPnP in Windows XP

      173
  • 13.5 Using UPnP in Windows XP Example

    174
    • 13.5.1 Auto-discover Your UPnP-enabled Network Device

      175
    • 13.5.2 Web Configurator Easy Access

      176
    • 13.5.3 Web Configurator Easy Access

      177
• Firewalls

  179
  • 14.1 Firewall Overview

    179
  • 14.2 Types of Firewalls

    179
    • 14.2.1 Packet Filtering Firewalls

      179
    • 14.2.2 Application-level Firewalls

      179
    • 14.2.3 Stateful Inspection Firewalls

      180
  • 14.3 Introduction to ZyXEL’s Firewall

    180
  • 14.4 Denial of Service

    181
    • 14.4.1 Basics

      181
    • 14.4.2 Types of DoS Attacks

      182
      • 14.4.2.1 ICMP Vulnerability

        185
      • 14.4.2.2 Traceroute

        185
  • 14.5 Stateful Inspection

    186
    • 14.5.1 Stateful Inspection Process

      186
    • 14.5.2 Stateful Inspection and the ZyAIR

      187
    • 14.5.3 TCP Security

      188
    • 14.5.4 UDP/ICMP Security

      188
    • 14.5.5 Upper Layer Protocols

      189
  • 14.6 Guidelines For Enhancing Security With Your Firewall

    189
  • 14.7 Packet Filtering Vs Firewall

    189
    • 14.7.1 Packet Filtering:

      190
      • 14.7.1.1 When To Use Filtering

        190
    • 14.7.2 Firewall

      190
      • 14.7.2.1 When To Use The Firewall

        190
• Firewall Screens

  193
  • 15.1 Access Methods

    193
  • 15.2 Firewall Policies Overview

    193
  • 15.3 Rule Logic Overview

    194
    • 15.3.1 Rule Checklist

      194
    • 15.3.2 Security Ramifications

      195
    • 15.3.3 Key Fields For Configuring Rules

      195
      • 15.3.3.1 Action

        195
      • 15.3.3.2 Service

        195
      • 15.3.3.3 Source Address

        195
      • 15.3.3.4 Destination Address

        195
  • 15.4 Connection Direction Examples

    196
    • 15.4.1 LAN to WAN Rules

      196
    • 15.4.2 WAN to LAN Rules

      196
  • 15.5 Alerts

    197
  • 15.6 Configuring Firewall

    197
    • 15.6.1 Rule Summary

      198
    • 15.6.2 Configuring Firewall Rules

      200
    • 15.6.3 Configuring Custom Services

      203
  • 15.7 Example Firewall Rule

    204
  • 15.8 Predefined Services

    207
• Content Filtering

  211
  • 16.1 Introduction to Content Filtering

    211
  • 16.2 Restrict Web Features

    211
  • 16.3 Days and Times

    211
  • 16.4 Configure Content Filtering

    211
• Certificates

  215
  • 17.1 Certificates Overview

    215
    • 17.1.1 Advantages of Certificates

      216
  • 17.2 Self-signed Certificates

    216
  • 17.3 Configuration Summary

    216
  • 17.4 My Certificates

    216
  • 17.5 Certificate File Formats

    219
  • 17.6 Importing a Certificate

    219
  • 17.7 Creating a Certificate

    220
  • 17.8 My Certificate Details

    223
  • 17.9 Trusted CAs

    226
  • 17.10 Importing a Trusted CA’s Certificate

    228
  • 17.11 Trusted CA Certificate Details

    229
• Log Screens

  233
  • 18.1 Configuring View Log

    233
  • 18.2 Configuring Log Settings

    234
  • 18.3 Configuring Reports

    237
• Maintenance

  241
  • 19.1 Maintenance Overview

    241
  • 19.2 System Status Screen

    241
    • 19.2.1 System Statistics

      243
  • 19.3 DHCP Table Screen

    243
  • 19.4 Association List

    244
  • 19.5 F/W Upload Screen

    245
  • 19.6 Configuration Screen

    248
    • 19.6.1 Backup Configuration

      249
    • 19.6.2 Restore Configuration

      249
    • 19.6.3 Back to Factory Defaults

      251
  • 19.7 Restart Screen

    251
• Introducing the SMT

  253
  • 20.1 SMT Introduction

    253
  • 20.2 Connect to your ZyAIR Using Telnet

    253
    • 20.2.1 Entering Password

      253
  • 20.3 Changing the System Password

    254
  • 20.4 ZyAIR SMT Menu Overview Example

    254
  • 20.5 Navigating the SMT Interface

    255
    • 20.5.1 System Management Terminal Interface Summary

      257
  • 20.6 Changing the System Password

    257
• General Setup

  259
  • 21.1 General Setup

    259
    • 21.1.1 Procedure To Configure Menu 1

      259
    • 21.1.2 Procedure to Configure Dynamic DNS

      261
• Menu 2 WAN Setup

  263
  • 22.1 Introduction to WAN

    263
  • 22.2 WAN Setup

    263
• LAN Setup

  265
  • 23.1 LAN Setup

    265
    • 23.1.1 General Ethernet Setup

      265
  • 23.2 Protocol Dependent Ethernet Setup

    266
  • 23.3 TCP/IP Ethernet Setup and DHCP

    266
    • 23.3.1 IP Alias Setup

      268
  • 23.4 Wireless LAN Setup

    269
    • 23.4.1 Configuring MAC Address Filter

      271
• Internet Access

  275
  • 24.1 Introduction to Internet Access Setup

    275
  • 24.2 Ethernet Encapsulation

    275
  • 24.3 Configuring the PPTP Client

    277
  • 24.4 Configuring the PPPoE Client

    278
  • 24.5 Basic Setup Complete

    279
• Remote Node Configuration

  281
  • 25.1 Introduction to Remote Node Setup

    281
  • 25.2 Remote Node Profile Setup

    281
    • 25.2.1 Ethernet Encapsulation

      281
    • 25.2.2 PPPoE Encapsulation

      283
      • 25.2.2.1 Outgoing Authentication Protocol

        284
      • 25.2.2.2 Nailed-Up Connection

        284
    • 25.2.3 PPTP Encapsulation

      285
  • 25.3 Edit IP

    286
  • 25.4 Remote Node Filter

    288
• Static Route Setup

  291
  • 26.1 IP Static Route Setup

    291
• Dial-in User Setup

  293
  • 27.1 Dial-in User Setup

    293
• Network Address Translation (NAT)

  295
  • 28.1 Using NAT

    295
    • 28.1.1 SUA (Single User Account) Versus NAT

      295
  • 28.2 Applying NAT

    295
  • 28.3 NAT Setup

    297
    • 28.3.1 Address Mapping Sets

      298
      • 28.3.1.1 User-Defined Address Mapping Sets

        299
      • 28.3.1.2 Ordering Your Rules

        300
  • 28.4 Configuring a Server behind NAT

    302
  • 28.5 General NAT Examples

    303
    • 28.5.1 Example 1: Internet Access Only

      303
    • 28.5.2 Example 2: Internet Access with an Inside Server

      304
    • 28.5.3 Example 3: Multiple Public IP Addresses With Inside Servers

      305
    • 28.5.4 Example 4: NAT Unfriendly Application Programs

      309
  • 28.6 Configuring Trigger Port Forwarding

    311
• Filter Configuration

  313
  • 29.1 Introduction to Filters

    313
    • 29.1.1 The Filter Structure of the ZyAIR

      314
  • 29.2 Configuring a Filter Set

    315
    • 29.2.1 Configuring a Filter Rule

      317
    • 29.2.2 Configuring a TCP/IP Filter Rule

      318
    • 29.2.3 Configuring a Generic Filter Rule

      320
  • 29.3 Example Filter

    322
  • 29.4 Filter Types and NAT

    324
  • 29.5 Firewall Versus Filters

    325
  • 29.6 Applying a Filter

    325
    • 29.6.1 Applying LAN Filters

      325
    • 29.6.2 Applying Remote Node Filters

      326
• Enabling the Firewall

  327
  • 30.1 Remote Management and the Firewall

    327
  • 30.2 Access Methods

    327
  • 30.3 Enabling the Firewall

    327
• SNMP Configuration

  329
  • 31.1 About SNMP

    329
  • 31.2 Supported MIBs

    330
  • 31.3 SNMP Configuration

    330
  • 31.4 SNMP Traps

    331
• System Security

  333
  • 32.1 System Security

    333
    • 32.1.1 System Password

      333
    • 32.1.2 Configuring External RADIUS Server

      333
    • 32.1.3 802.1x

      335
• System Information and Diagnosis

  339
  • 33.1 System Status

    339
  • 33.2 System Information

    341
    • 33.2.1 System Information

      341
    • 33.2.2 Console Port Speed

      342
  • 33.3 Log and Trace

    342
    • 33.3.1 Viewing Error Log

      342
    • 33.3.2 UNIX Syslog

      343
      • 33.3.2.1 CDR

        344
      • 33.3.2.2 Packet triggered

        344
      • 33.3.2.3 Filter log

        345
      • 33.3.2.4 PPP log

        345
      • 33.3.2.5 Firewall log

        346
    • 33.3.3 Call-Triggering Packet

      346
  • 33.4 Diagnostic

    347
    • 33.4.1 WAN DHCP

      348
• Firmware and Configuration File Maintenance

  351
  • 34.1 Filename Conventions

    351
  • 34.2 Backup Configuration

    352
    • 34.2.1 Backup Configuration Using FTP

      352
    • 34.2.2 Using the FTP command from the DOS Prompt

      353
    • 34.2.3 GUI-based FTP Clients

      354
    • 34.2.4 TFTP and FTP over WAN Management Limitations

      354
    • 34.2.5 Backup Configuration Using TFTP

      355
    • 34.2.6 Example: TFTP Command

      355
    • 34.2.7 GUI-based TFTP Clients

      356
  • 34.3 Restore Configuration

    356
    • 34.3.1 Restore Using FTP

      356
    • 34.3.2 Restore Using FTP Session Example

      357
  • 34.4 Uploading Firmware and Configuration Files

    358
    • 34.4.1 Firmware Upload

      358
    • 34.4.2 Configuration File Upload

      359
    • 34.4.3 Using the FTP command from the DOS Prompt Example

      359
    • 34.4.4 TFTP File Upload

      360
    • 34.4.5 Example: TFTP Command

      361
• System Maintenance and Information

  363
  • 35.1 Command Interpreter Mode

    363
  • 35.2 Call Control Support

    364
    • 35.2.1 Budget Management

      365
    • 35.2.2 Call History

      365
  • 35.3 Time and Date Setting

    366
    • 35.3.1 Resetting the Time

      368
• Remote Management

  369
  • 36.1 Remote Management

    369
    • 36.1.1 Telnet

      370
    • 36.1.2 FTP

      371
    • 36.1.3 Web

      371
    • 36.1.4 Remote Management Limitations

      371
  • 36.2 Remote Management and NAT

    371
  • 36.3 System Timeout

    372
• Call Scheduling

  373
  • 37.1 Introduction to Call Scheduling

    373
• Appendix A

  377
  • Troubleshooting

    377
    • Problems Starting Up the ZyAIR

      377
    • Problems with the Ethernet Interface

      377
    • Problems with the Password

      378
    • Problems with Telnet

      378
    • Problems with the WLAN Interface

      378
• Appendix B

  379
  • Brute-Force Password Guessing Protection

    379
    • Example

      379
• Appendix C

  381
  • Setting up Your Computer’s IP Address

    381
    • Windows 95/98/Me

      381
      • Installing Components

        382
      • Configuring

        383
      • Verifying Settings

        384
    • Windows 2000/NT/XP

      384
      • Verifying Settings

        388
    • Macintosh OS 8/9

      388
      • Verifying Settings

        390
    • Macintosh OS X

      390
      • Verifying Settings

        391
• Appendix D

  393
  • IP Address Assignment Conflicts

    393
    • Case A: The ZyAIR is using the same LAN and WAN IP addresses

      393
    • Case B: The ZyAIR LAN IP address conflicts with the DHCP client IP address

      393
    • Case C: The Subscriber IP address is the same as the IP address of a network device

      394
    • Case D: Two or more subscribers have the same IP address.

      394
• Appendix E

  397
  • IP Subnetting

    397
    • IP Addressing

      397
    • IP Classes

      397
    • Subnet Masks

      398
    • Subnetting

      398
    • Example: Two Subnets

      399
    • Example: Four Subnets

      401
    • Example Eight Subnets

      402
    • Subnetting With Class A and Class B Networks.

      403
• Appendix F

  405
  • Command Interpreter

    405
    • Command Syntax

      405
    • Command Usage

      405
• Appendix G

  407
  • Log Descriptions

    407
    • Log Commands

      408
      • Configuring What You Want the ZyAIR to Log

        409
      • Displaying Logs

        409
    • Log Command Example

      410
• Appendix H

  411
  • Wireless LAN and IEEE 802.11

    411
    • Benefits of a Wireless LAN

      411
    • IEEE 802.11

      411
    • Ad-hoc Wireless LAN Configuration

      412
    • Infrastructure Wireless LAN Configuration

      412
• Appendix I

  415
  • Wireless LAN With IEEE 802.1x

    415
    • Security Flaws with IEEE 802.11

      415
    • Deployment Issues with IEEE 802.11

      415
    • IEEE 802.1x

      415
    • Advantages of the IEEE 802.1x

      415
      • RADIUS Server Authentication Sequence

        416
      • Mutual Authentication with Internal RADIUS server.

        416
• Appendix J

  419
  • Types of EAP Authentication

    419
    • EAP-MD5 (Message-Digest Algorithm 5)

      419
    • EAP-TLS (Transport Layer Security)

      419
    • EAP-TTLS (Tunneled Transport Layer Service)

      419
    • PEAP (Protected EAP)

      420
    • LEAP

      420
• Appendix K

  421
  • Antenna Selection and Positioning Recommendation

    421
    • Antenna Characteristics

      421
      • Frequency

        421
      • Radiation Pattern

        421
      • Antenna Gain

        421
    • Types of Antennas For WLAN

      421
      • Positioning Antennas

        422
    • Connector Type

      422
• Appendix L

  423
  • Power Adaptor Specifications

    423
• Index

  425
  • Numerics

    425
  • A

    425
  • B

    425
  • C

    425
  • D

    425
  • E

    426
  • F

    426
  • G

    426
  • H

    426
  • I

    426
  • J

    427
  • K

    427
  • L

    427
  • M

    427
  • N

    427
  • O

    428
  • P

    428
  • Q

    428
  • R

    428
  • S

    428
  • T

    429
  • U

    429
  • V

    429
  • W

    429
  • Z

    430