NWA-3500

ZyXEL Communications NWA-3500 User manual

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www.zyxel.com
NWA-3500
802.11a/b/g Wireless Access Point
Users Guide
Version 3.60
3/2007
Edition 1
About This User's Guide
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About This User's Guide
Intended Audience
This manual is intended for people who want to configure the ZyXEL Device using the web
configurator. You should have at least a basic knowledge of TCP/IP networking concepts and
topology.
Related Documentation
Quick Start Guide
The Quick Start Guide is designed to help you get up and running right away. It contains
information on setting up your network and configuring for Internet access.
Supporting Disk
Refer to the included CD for support documents.
ZyXEL Web Site
Please refer to www.zyxel.com
for additional support documentation and product
certifications.
User Guide Feedback
Help us help you. Send all User Guide-related comments, questions or suggestions for
improvement to the following address, or use e-mail instead. Thank you!
The Technical Writing Team,
ZyXEL Communications Corp.,
6 Innovation Road II,
Science-Based Industrial Park,
Hsinchu, 300, Taiwan.
Document Conventions
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Document Conventions
Warnings and Notes
These are how warnings and notes are shown in this Users Guide.
1 Warnings tell you about things that could harm you or your device.
" Notes tell you other important information (for example, other things you may
need to configure or helpful tips) or recommendations.
Syntax Conventions
The NWA-3500 may be referred to as the “ZyXEL Device”, the “device” or the “system”
in this Users Guide.
Product labels, screen names, field labels and field choices are all in bold font.
A key stroke is denoted by square brackets and uppercase text, for example, [ENTER]
means the “enter” or “return” key on your keyboard.
“Enter” means for you to type one or more characters and then press the [ENTER] key.
“Select” or “choose” means for you to use one of the predefined choices.
A right angle bracket ( > ) within a screen name denotes a mouse click. For example,
Maintenance > Log > Log Setting means you first click Maintenance in the navigation
panel, then the Log sub menu and finally the Log Setting tab to get to that screen.
Units of measurement may denote the “metric” value or the “scientific” value. For
example, “k” for kilo may denote “1000” or “1024”, “M” for mega may denote “1000000”
or “1048576” and so on.
“e.g.,” is a shorthand for “for instance”, and “i.e.,” means “that is” or “in other words”.
Document Conventions
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Icons Used in Figures
Figures in this Users Guide may use the following generic icons. The ZyXEL Device icon is
not an exact representation of your device.
ZyXEL Device Computer Notebook computer
Server DSLAM Firewall
Telephone Switch Router
Safety Warnings
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Safety Warnings
1 For your safety, be sure to read and follow all warning notices and instructions.
Do NOT use this product near water, for example, in a wet basement or near a swimming
pool.
Do NOT expose your device to dampness, dust or corrosive liquids.
Do NOT store things on the device.
Do NOT install, use, or service this device during a thunderstorm. There is a remote risk
of electric shock from lightning.
Connect ONLY suitable accessories to the device.
ONLY qualified service personnel should service or disassemble this device.
Make sure to connect the cables to the correct ports.
Place connecting cables carefully so that no one will step on them or stumble over them.
Always disconnect all cables from this device before servicing or disassembling.
Use ONLY an appropriate power adaptor or cord for your device.
Connect the power adaptor or cord to the right supply voltage (for example, 110V AC in
North America or 230V AC in Europe).
Do NOT allow anything to rest on the power adaptor or cord and do NOT place the
product where anyone can walk on the power adaptor or cord.
Do NOT use the device if the power adaptor or cord is damaged as it might cause
electrocution.
If the power adaptor or cord is damaged, remove it from the power outlet.
Do NOT attempt to repair the power adaptor or cord. Contact your local vendor to order a
new one.
Do not use the device outside, and make sure all the connections are indoors. There is a
remote risk of electric shock from lightning.
Antenna Warning! This device meets ETSI and FCC certification requirements when
using the included antenna(s). Only use the included antenna(s).
If you wall mount your device, make sure that no electrical lines, gas or water pipes will
be damaged.
The PoE (Power over Ethernet) devices that supply or receive power and their connected
Ethernet cables must all be completely indoors.
This product is recyclable. Dispose of it properly.
Safety Warnings
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Safety Warnings
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Contents Overview
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Contents Overview
Introduction ............................................................................................................................ 31
Introducing the ZyXEL Device ...................................................................................................33
Introducing the Web Configurator .............................................................................................. 43
Status Screens .......................................................................................................................... 47
Tutorial ....................................................................................................................................... 51
The Web Configurator ...........................................................................................................79
System Screens ........................................................................................................................ 81
Wireless Configuration .............................................................................................................. 87
Wireless Security Configuration .............................................................................................. 103
MBSSID and SSID ...................................................................................................................119
Other Wireless Configuration .................................................................................................. 127
IP Screen ................................................................................................................................. 137
Rogue AP ................................................................................................................................ 141
Remote Management Screens ................................................................................................ 147
Internal RADIUS Server .......................................................................................................... 157
Certificates ............................................................................................................................... 163
Log Screens ............................................................................................................................ 181
VLAN ....................................................................................................................................... 187
Maintenance ............................................................................................................................ 205
SMT and Troubleshooting ................................................................................................... 215
Introducing the SMT ................................................................................................................ 217
General Setup ......................................................................................................................... 223
LAN Setup ............................................................................................................................... 225
SNMP Configuration ................................................................................................................ 227
System Password .................................................................................................................... 229
System Information and Diagnosis .......................................................................................... 231
Firmware and Configuration File Maintenance ........................................................................ 237
System Maintenance and Information ..................................................................................... 243
Troubleshooting ....................................................................................................................... 251
Appendices and Index .........................................................................................................255
Contents Overview
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Table of Contents
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Table of Contents
About This User's Guide .......................................................................................................... 3
Document Conventions............................................................................................................4
Safety Warnings........................................................................................................................ 6
Contents Overview ................................................................................................................... 9
Table of Contents.................................................................................................................... 11
List of Figures ......................................................................................................................... 21
List of Tables........................................................................................................................... 27
Part I: Introduction................................................................................. 31
Chapter 1
Introducing the ZyXEL Device............................................................................................... 33
1.1 Introducing the ZyXEL Device ............................................................................................ 33
1.2 Applications for the ZyXEL Device ...................................................................................... 33
1.2.1 Access Point .............................................................................................................. 34
1.2.2 Bridge / Repeater ....................................................................................................... 34
1.2.3 AP + Bridge ................................................................................................................ 35
1.2.4 MBSSID ..................................................................................................................... 36
1.2.5 Pre-Configured SSID Profiles .................................................................................... 37
1.2.6 Configuring Dual WLAN Adaptors .............................................................................. 38
1.3 Ways to Manage the ZyXEL Device .................................................................................... 38
1.4 Good Habits for Managing the ZyXEL Device ..................................................................... 39
1.5 Hardware Connections ........................................................................................................ 39
1.6 LEDs .................................................................................................................................... 40
Chapter 2
Introducing the Web Configurator ........................................................................................ 43
2.1 Accessing the Web Configurator ......................................................................................... 43
2.2 Resetting the ZyXEL Device ................................................................................................ 44
2.2.1 Methods of Restoring Factory-Defaults ...................................................................... 45
2.3 Navigating the Web Configurator ......................................................................................... 45
Chapter 3
Status Screens ........................................................................................................................ 47
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3.1 The Status Screen ............................................................................................................... 47
Chapter 4
Tutorial ..................................................................................................................................... 51
4.1 How to Configure the Wireless LAN .................................................................................... 51
4.1.1 Choosing the Wireless Mode ..................................................................................... 51
4.1.1.1 Configuring Dual WLAN Adaptors .................................................................... 51
4.1.2 Wireless LAN Configuration Overview ....................................................................... 52
4.1.3 Further Reading ......................................................................................................... 54
4.2 How to Configure Multiple Wireless Networks ..................................................................... 54
4.2.1 Change the Operating Mode ...................................................................................... 55
4.2.2 Configure the VoIP Network ....................................................................................... 57
4.2.2.1 Set Up Security for the VoIP Profile .................................................................. 58
4.2.2.2 Activate the VoIP Profile ................................................................................... 60
4.2.3 Configure the Guest Network ..................................................................................... 60
4.2.3.1 Set Up Security for the Guest Profile ................................................................ 61
4.2.3.2 Set up Layer 2 Isolation .................................................................................... 62
4.2.3.3 Activate the Guest Profile ................................................................................. 63
4.2.4 Testing the Wireless Networks ................................................................................... 63
4.3 How to Set Up and Use Rogue AP Detection ..................................................................... 64
4.3.1 Set Up and Save a Friendly AP list ............................................................................ 66
4.3.2 Activate Periodic Rogue AP Detection ....................................................................... 68
4.3.3 Set Up E-mail Logs .................................................................................................... 69
4.3.4 Configure Your Other Access Points .......................................................................... 70
4.3.5 Test the Setup ............................................................................................................ 70
4.4 Using Multiple MAC Filters and L-2 Isolation Profiles .......................................................... 71
4.4.1 Scenario ..................................................................................................................... 71
4.4.2 Your Requirements ..................................................................................................... 71
4.4.3 Setup .......................................................................................................................... 72
4.4.4 Configure the SERVER_1 Network ............................................................................ 73
4.4.5 Configure the SERVER_2 Network ............................................................................ 75
4.4.6 Checking your Settings and Testing the Configuration .............................................. 76
4.4.6.1 Checking Settings ............................................................................................. 76
4.4.6.2 Testing the Configuration .................................................................................. 76
Part II: The Web Configurator ............................................................... 79
Chapter 5
System Screens ...................................................................................................................... 81
5.1 System Overview ................................................................................................................. 81
5.2 Configuring General Setup ..................................................................................................81
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5.3 Administrator Authentication on RADIUS ............................................................................ 82
5.3.1 Configuring Password ................................................................................................ 82
5.4 Configuring Time Setting .................................................................................................... 84
5.5 Pre-defined NTP Time Servers List ..................................................................................... 86
Chapter 6
Wireless Configuration........................................................................................................... 87
6.1 Wireless LAN Overview ....................................................................................................... 87
6.1.1 BSS ............................................................................................................................ 87
6.1.2 ESS ............................................................................................................................ 88
6.2 Wireless LAN Basics ........................................................................................................... 88
6.3 Quality of Service ................................................................................................................ 89
6.3.1 WMM QoS ..................................................................................................................89
6.3.1.1 WMM QoS Priorities ......................................................................................... 89
6.3.2 ATC ............................................................................................................................ 89
6.3.3 ATC+WMM ................................................................................................................. 90
6.3.3.1 ATC+WMM from LAN to WLAN ........................................................................ 90
6.3.3.2 ATC+WMM from WLAN to LAN ........................................................................ 91
6.3.4 Type Of Service (ToS) ................................................................................................ 91
6.3.4.1 DiffServ ............................................................................................................. 91
6.3.4.2 DSCP and Per-Hop Behavior ........................................................................... 91
6.3.5 ToS (Type of Service) and WMM QoS ....................................................................... 92
6.4 Spanning Tree Protocol (STP) ............................................................................................. 92
6.4.1 Rapid STP .................................................................................................................. 92
6.4.2 STP Terminology ........................................................................................................ 93
6.4.3 How STP Works ......................................................................................................... 93
6.4.4 STP Port States ..........................................................................................................94
6.5 DFS ..................................................................................................................................... 94
6.6 Wireless Screen Overview .................................................................................................. 94
6.7 Configuring Wireless Settings ............................................................................................. 95
6.7.1 Access Point Mode .................................................................................................... 95
6.7.2 Bridge/Repeater Mode ............................................................................................... 97
6.7.3 AP+Bridge Mode ...................................................................................................... 101
6.7.4 MBSSID Mode ......................................................................................................... 101
Chapter 7
Wireless Security Configuration .........................................................................................103
7.1 Wireless Security Overview ............................................................................................... 103
7.1.1 Encryption ................................................................................................................ 103
7.1.2 Restricted Access .................................................................................................... 103
7.1.3 Hide Identity ............................................................................................................. 103
7.1.4 WEP Encryption ....................................................................................................... 103
7.2 802.1x Overview ................................................................................................................ 104
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7.3 EAP Authentication Overview ............................................................................................ 104
7.4 Introduction to WPA ........................................................................................................... 104
7.4.1 User Authentication ................................................................................................. 105
7.4.2 Encryption ............................................................................................................... 105
7.4.3 WPA(2)-PSK Application Example ........................................................................... 105
7.5 WPA(2) with External RADIUS Application Example ......................................................... 106
7.6 Security Modes .................................................................................................................. 107
7.7 Wireless Client WPA Supplicants ...................................................................................... 108
7.8 Wireless Security Effectiveness ......................................................................................... 108
7.9 Configuring Security .......................................................................................................... 108
7.9.1 Security: WEP .......................................................................................................... 109
7.9.2 Security: 802.1x Only ................................................................................................110
7.9.3 Security: 802.1x Static 64-bit, 802.1x Static 128-bit ..................................................111
7.9.4 Security: WPA ...........................................................................................................113
7.9.5 Security: WPA2 or WPA2-MIX ...................................................................................113
7.9.6 Security: WPA-PSK, WPA2-PSK, WPA2-PSK-MIX ...................................................115
7.10 Introduction to RADIUS ....................................................................................................116
7.11 Configuring RADIUS .........................................................................................................116
Chapter 8
MBSSID and SSID .................................................................................................................119
8.1 Wireless LAN Infrastructures ..............................................................................................119
8.1.1 MBSSID ....................................................................................................................119
8.1.2 Notes on Multiple BSS ..............................................................................................119
8.1.3 Multiple BSS Example ...............................................................................................119
8.1.4 Multiple BSS with VLAN Example .............................................................................119
8.1.5 Configuring Multiple BSSs ....................................................................................... 120
8.2 SSID .................................................................................................................................. 122
8.2.1 The SSID Screen ..................................................................................................... 122
8.2.2 Configuring SSID ..................................................................................................... 123
Chapter 9
Other Wireless Configuration.............................................................................................. 127
9.1 Layer-2 Isolation Introduction ............................................................................................ 127
9.2 The Layer-2 Isolation Screen ............................................................................................ 128
9.3 Configuring Layer-2 Isolation ............................................................................................. 129
9.3.1 Layer-2 Isolation Examples ...................................................................................... 130
9.3.1.1 Layer-2 Isolation Example 1 ........................................................................... 131
9.3.1.2 Layer-2 Isolation Example 2 ........................................................................... 131
9.4 The MAC Filter Screen ......................................................................................................132
9.4.1 Configuring MAC Filtering ........................................................................................ 133
9.5 Configuring Roaming ......................................................................................................... 134
9.5.1 Requirements for Roaming ...................................................................................... 135
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Chapter 10
IP Screen................................................................................................................................ 137
10.1 Factory Ethernet Defaults ................................................................................................ 137
10.2 TCP/IP Parameters .........................................................................................................137
10.2.1 WAN IP Address Assignment ................................................................................. 137
10.3 Configuring IP .................................................................................................................. 138
Chapter 11
Rogue AP...............................................................................................................................141
11.1 Rogue AP Introduction .....................................................................................................141
11.2 Rogue AP Examples ........................................................................................................ 141
11.2.1 “Honeypot” Attack ................................................................................................... 142
11.3 Configuring Rogue AP Detection ..................................................................................... 143
11.3.1 Rogue AP: Configuration ........................................................................................ 143
11.3.2 Rogue AP: Friendly AP .......................................................................................... 144
11.3.3 Rogue AP List ........................................................................................................ 145
Chapter 12
Remote Management Screens............................................................................................. 147
12.1 Remote Management Overview ...................................................................................... 147
12.1.1 Remote Management Limitations .......................................................................... 147
12.1.2 System Timeout .................................................................................................... 147
12.2 Configuring Telnet ............................................................................................................ 148
12.3 Configuring FTP .............................................................................................................. 149
12.4 Configuring WWW ...........................................................................................................150
12.5 SNMP .............................................................................................................................. 151
12.5.1 Supported MIBs ..................................................................................................... 152
12.5.2 SNMP Traps ........................................................................................................... 153
12.6 SNMP Traps .................................................................................................................... 153
12.6.1 Configuring SNMP ................................................................................................. 154
Chapter 13
Internal RADIUS Server........................................................................................................ 157
13.1 Internal RADIUS Overview .............................................................................................. 157
13.2 Internal RADIUS Server Setting ...................................................................................... 157
13.3 Trusted AP Overview .......................................................................................................159
13.4 Configuring Trusted AP ................................................................................................... 160
13.5 Configuring Trusted Users ............................................................................................... 161
Chapter 14
Certificates ............................................................................................................................ 163
14.1 Certificates Overview ....................................................................................................... 163
14.1.1 Advantages of Certificates ..................................................................................... 164
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14.2 Self-signed Certificates .................................................................................................... 164
14.3 Verifying a Certificate ....................................................................................................... 164
14.3.1 Checking the Fingerprint of a Certificate on Your Computer .................................. 164
14.4 Configuration Summary ................................................................................................... 165
14.5 My Certificates ................................................................................................................. 165
14.6 Certificate File Formats .................................................................................................... 167
14.7 Importing a Certificate ..................................................................................................... 168
14.8 Creating a Certificate ....................................................................................................... 169
14.9 My Certificate Details ....................................................................................................... 171
14.10 Trusted CAs ................................................................................................................... 174
14.11 Importing a Trusted CA’s Certificate .............................................................................. 175
14.12 Trusted CA Certificate Details ....................................................................................... 176
Chapter 15
Log Screens .......................................................................................................................... 181
15.1 Configuring View Log ....................................................................................................... 181
15.2 Configuring Log Settings ................................................................................................. 182
15.3 Example Log Messages .................................................................................................. 184
15.4 Log Commands ............................................................................................................... 185
15.4.1 Configuring What You Want the ZyXEL Device to Log .......................................... 185
15.4.2 Displaying Logs ...................................................................................................... 186
15.5 Log Command Example .................................................................................................. 186
Chapter 16
VLAN ...................................................................................................................................... 187
16.1 VLAN ............................................................................................................................... 187
16.1.1 Management VLAN ID ........................................................................................... 187
16.1.2 VLAN Tagging ........................................................................................................ 187
16.2 Configuring VLAN ............................................................................................................ 188
16.2.1 Wireless VLAN ....................................................................................................... 188
16.2.2 RADIUS VLAN ....................................................................................................... 190
16.2.3 Configuring Management VLAN Example ............................................................. 191
16.2.4 Configuring Microsoft’s IAS Server Example ......................................................... 194
16.2.4.1 Configuring VLAN Groups ............................................................................ 194
16.2.4.2 Configuring Remote Access Policies ............................................................ 195
16.2.5 Second Rx VLAN ID Example ................................................................................ 202
16.2.5.1 Second Rx VLAN Setup Example ................................................................ 202
Chapter 17
Maintenance .......................................................................................................................... 205
17.1 Maintenance Overview .................................................................................................... 205
17.2 System Status Screen ..................................................................................................... 205
17.2.1 System Statistics .................................................................................................... 206
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17.3 Association List ................................................................................................................ 207
17.4 Channel Usage ................................................................................................................ 208
17.5 F/W Upload Screen .........................................................................................................209
17.6 Configuration Screen ....................................................................................................... 210
17.6.1 Backup Configuration ..............................................................................................211
17.6.2 Restore Configuration ............................................................................................211
17.6.3 Back to Factory Defaults ........................................................................................ 212
17.7 Restart Screen ................................................................................................................. 213
Part III: SMT and Troubleshooting...................................................... 215
Chapter 18
Introducing the SMT .............................................................................................................217
18.1 Introduction to the SMT ...................................................................................................217
18.2 Accessing the SMT via the Console Port ........................................................................ 217
18.2.1 Initial Screen ..........................................................................................................217
18.2.2 Entering the Password ........................................................................................... 218
18.3 Connect to your ZyXEL Device Using Telnet ................................................................... 219
18.4 Changing the System Password ..................................................................................... 219
18.5 SMT Menu Overview Example ........................................................................................ 220
18.6 Navigating the SMT Interface .......................................................................................... 220
18.6.1 System Management Terminal Interface Summary ............................................... 222
Chapter 19
General Setup........................................................................................................................ 223
19.1 General Setup ................................................................................................................. 223
19.1.1 Procedure To Configure Menu 1 ............................................................................ 223
Chapter 20
LAN Setup.............................................................................................................................. 225
20.1 LAN Setup ....................................................................................................................... 225
20.2 TCP/IP Ethernet Setup .................................................................................................... 225
Chapter 21
SNMP Configuration.............................................................................................................227
21.1 SNMP Configuration ........................................................................................................227
Chapter 22
System Password .................................................................................................................229
22.1 System Password ............................................................................................................ 229
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Chapter 23
System Information and Diagnosis..................................................................................... 231
23.1 System Status .................................................................................................................. 231
23.2 System Information .......................................................................................................... 233
23.2.1 System Information ................................................................................................ 233
23.2.2 Console Port Speed ............................................................................................... 234
23.3 Log and Trace .................................................................................................................. 234
23.3.1 Viewing Error Log ................................................................................................... 234
23.4 Diagnostic ........................................................................................................................ 235
Chapter 24
Firmware and Configuration File Maintenance..................................................................237
24.1 Filename Conventions ..................................................................................................... 237
24.2 Backup Configuration ......................................................................................................238
24.2.1 Using the FTP command from the DOS Prompt .................................................... 238
24.2.2 Backup Configuration Using TFTP ......................................................................... 239
24.2.3 Example: TFTP Command ..................................................................................... 240
24.3 Restore Configuration ..................................................................................................... 240
24.3.1 Using the FTP command from the DOS Prompt Example ..................................... 240
24.3.2 TFTP File Upload ................................................................................................... 241
24.3.3 Example: TFTP Command ..................................................................................... 242
Chapter 25
System Maintenance and Information ................................................................................ 243
25.1 Command Interpreter Mode ............................................................................................ 243
25.1.1 Command Syntax ................................................................................................... 244
25.1.2 Command Usage ................................................................................................... 244
25.1.3 Brute-Force Password Guessing Protection .......................................................... 244
25.1.3.1 Configuring Brute-Force Password Guessing Protection: Example ............. 244
25.2 Time and Date Setting .....................................................................................................245
25.2.1 Resetting the Time ................................................................................................. 246
25.3 Remote Management Setup ............................................................................................ 246
25.3.1 Telnet ...................................................................................................................... 246
25.3.2 FTP ........................................................................................................................ 247
25.3.3 Web ........................................................................................................................ 247
25.3.4 Remote Management Setup .................................................................................. 247
25.3.5 Remote Management Limitations .......................................................................... 249
25.4 System Timeout ............................................................................................................... 249
Chapter 26
Troubleshooting....................................................................................................................251
26.1 Power, Hardware Connections, and LEDs ...................................................................... 251
26.2 ZyXEL Device Access and Login .................................................................................... 251
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26.3 Internet Access ................................................................................................................ 254
Part IV: Appendices and Index ........................................................... 255
Appendix A Product Specifications....................................................................................... 257
Appendix B Power over Ethernet (PoE) Specifications ........................................................ 259
Appendix C Power Adaptor Specifications ........................................................................... 261
Appendix D Setting up Your Computer’s IP Address ........................................................... 263
Appendix E Wireless LANs ..................................................................................................275
Appendix F Pop-up Windows, JavaScripts and Java Permissions ...................................... 289
Appendix G IP Addresses and Subnetting ........................................................................... 295
Appendix H Text File Based Auto Configuration .................................................................. 303
Appendix I Legal Information................................................................................................ 311
Appendix J Customer Support .............................................................................................315
Index....................................................................................................................................... 319
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