Name: ZyXEL Communications ZyAIR B-420
Brand: ZyXEL Communications
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ZyAIR B-420

Wireless LAN Ethernet Adapter and Bridge

User's Guide

Version 3.50

June 2004

Default Chapter3
- Federal Communications Commission3
- Safety Warnings4
- Zyxel Limited Warranty4
- Customer Support5
- Table of Contents7
- List of Figures10
- Preface13
- Overview15
Chapter 1 Getting to Know Your Zyair17
- Introducing the Zyair17
- Zyair Features17
- Figure 1-1 Poe Installation Example18
- Applications for the Zyair20
Chapter 2 Introducing the Web Configurator23
- Accessing the Zyair Web Configurator23
- Figure 2-1 Web Browser Address Field23
- Figure 2-2 Change Password Screen23
- Navigating the Zyair Web Configurator24
- Figure 2-3 the MAIN MENU Screen of the Web Configurator24
- Resetting the Zyair25
  - Method of Restoring Factory-Defaults25
- System, Wireless and Ip27
Chapter 3 System Screens29
- System Overview29
- Configuring General Setup29
- Figure 3-1 System General Setup29
- Configuring Password30
- Table 3-1 System General Setup30
- Configuring Time Setting31
- Figure 3-2 Password31
- Table 3-2 Password31
- Figure 3-3 Time Setting32
- Table 3-3 Time Setting32
Chapter 4 Wireless LAN33
- Wireless LAN Basis33
- Wireless Security Overview35
- WEP Overview35
- Configuring Wireless37
Chapter 5 IP Screen47
- Factory Ethernet Defaults47
- TCP/IP Parameters47
  - IP Address and Subnet Mask47
- Configuring IP48
- Figure 5-1 IP48
- Table 5-1 Private IP Address Ranges48
- Table 5-2 IP49
- Logs51
Chapter 6 Logs Screens53
- Configuring View Log53
- Figure 6-1 View Log53
- Configuring Log Settings54
- Table 6-1 View Log54
- Figure 6-2 Log Settings55
- Table 6-2 Log Settings55
- Maintenance59
Chapter 7 Maintenance61
- Maintenance Overview61
- System Status Screen61
- Wireless Screen63
- Figure 7-3 Channel Usage64
- Table 7-3 Channel Usage64
- F/W Upload Screen65
- Figure 7-4 Firmware Upload65
- Figure 7-5 Firmware Upload in Process66
- Table 7-4 Firmware Upload66
- Configuration Screen67
- Smt Configuration73
Chapter 8 Introducing the SMT75
- Connect to Your Zyair Using Telnet75
- Changing the System Password75
- Figure 8-1 Login Screen75
- Zyair SMT Menu Overview Example76
- Figure 8-2 Menu 23.1 System Security : Change Password76
- Figure 8-3 Zyair B-420 SMT Menu Overview Example77
- Navigating the SMT Interface78
Chapter 9 General Setup81
- General Setup81
Chapter 10 LAN Setup83
- LAN Setup83
- TCP/IP Ethernet Setup83
- Figure 10-1 Menu 3 LAN Setup83
- Figure 10-2 Menu 3.2 TCP/IP Setup83
- Wireless LAN Setup84
Chapter 11 SNMP Configuration89
- About SNMP89
- Figure 11-1 SNMP Management Model89
- Supported Mibs90
- SNMP Configuration90
- SNMP Traps91
- Figure 11-2 Menu 22 SNMP Configuration91
- Table 11-1 Menu 22 SNMP Configuration91
- Table 11-2 SNMP Traps92
- Table 11-3 Ports and Interface Types92
Chapter 12 System Information93
- System Status93
- Figure 12-1 Menu 24 System Maintenance93
- Figure 12-2 Menu 24.1 System Maintenance : Status94
- Table 12-1 Menu 24.1 System Maintenance : Status94
- System Information95
- Log and Trace97
Chapter 13 Firmware and Configuration File Maintenance99
- Filename Conventions99
- Backup Configuration100
- Restore Configuration103
- Table 13-3 General Commands for Third Party TFTP Clients103
- Uploading Firmware and Configuration Files104
Chapter 14 System Maintenance and Information109
- Command Interpreter Mode109
- Figure 14-1 Menu 24 System Maintenance109
- Figure 14-2 Valid CI Commands109
- Time and Date Setting110
- Figure 14-3 Menu 24.10 System Maintenance : Time and Date Setting110
- Table 14-1 Menu 24.10 System Maintenance : Time and Date Setting110
- Appendices111
Appendix A Troubleshooting113
- Problems Starting up the Zyair113
- Problems with the Password113
- Problems Communicating with Other Computers114
Appendix B Brute-Force Password Guessing Protection115
Appendix C Setting up Your Computer's IP Address117
Appendix D Wireless LAN and IEEE 802.11133
Appendix E Antenna Selection and Positioning Recommendation133
- Antenna Gain133
Appendix F Power over Ethernet Specifications135
Appendix G IP Subnetting144
Appendix H Command Interpreter145
Appendix I Log Descriptions147
Appendix J Power Adaptor Specifications151
Appendix K Index153

ZyXEL Communications ZyAIR B-420 User Manual

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Brand	ZyXEL Communications
Model	ZyAIR B-420
Category	Adapter
Language	English