ZyXEL Communications ZyAIR G-5100 Bedienungsanleitung

ZyAIR G-5100

Outdoor 802.11g Business Access Point/Bridge/Repeater

User’s Guide

Version 3.50

11/2004

ZyAIR G-5100 User’s Guide

The contents of this publication may not be reproduced in any part or as a whole, transcribed,

stored in a retrieval system, translated into any language, or transmitted in any form or by any

means, electronic, mechanical, magnetic, optical, chemical, photocopying, manual, or

otherwise, without the prior written permission of ZyXEL Communications Corporation.

Disclaimer

ZyXEL does not assume any liability arising out of the application or use of any products, or

software described herein. Neither does it convey any license under its patent rights nor the

patent rights of others. ZyXEL further reserves the right to make changes in any products

described herein without notice. This publication is subject to change without notice.

Trademarks

ZyNOS (ZyXEL Network Operating System) is a registered trademark of ZyXEL

Communications, Inc. Other trademarks mentioned in this publication are used for

identification purposes only and may be properties of their respective owners.

ZyAIR G-5100 User’s Guide

3 Federal Communications Commission (FCC) Interference Statement

Federal Communications

Commission (FCC) Interference

Statement

This device complies with Part 15 of FCC rules. Operation is subject to the following two

conditions:

• This device may not cause harmful interference.

• This device must accept any interference received, including interference that may cause

undesired operations.

This equipment has been tested and found to comply with the limits for a Class B digital

device pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable

protection against harmful interference in a commercial environment. This equipment

generates, uses, and can radiate radio frequency energy, and if not installed and used in

accordance with the instructions, may cause harmful interference to radio communications.

If this equipment does cause harmful interference to radio/television reception, which can be

determined by turning the equipment off and on, the user is encouraged to try to correct the

interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.

• Increase the separation between the equipment and the receiver.

• Connect the equipment into an outlet on a circuit different from that to which the receiver

is connected.

• Consult the dealer or an experienced radio/TV technician for help.

Notice 1

Changes or modifications not expressly approved by the party responsible for compliance

could void the user's authority to operate the equipment.

Certifications

Go to www.zyxel.com

1Select your product from the drop-down list box on the ZyXEL home page to go to that

product's page.

2Select the certification you wish to view from this page

ZyAIR G-5100 User’s Guide

ZyXEL Limited Warranty 4

ZyXEL Limited Warranty

ZyXEL warrants to the original end user (purchaser) that this product is free from any defects

in materials or workmanship for a period of up to two years from the date of purchase. During

the warranty period, and upon proof of purchase, should the product have indications of failure

due to faulty workmanship and/or materials, ZyXEL will, at its discretion, repair or replace the

defective products or components without charge for either parts or labor, and to whatever

extent it shall deem necessary to restore the product or components to proper operating

condition. Any replacement will consist of a new or re-manufactured functionally equivalent

product of equal value, and will be solely at the discretion of ZyXEL. This warranty shall not

apply if the product is modified, misused, tampered with, damaged by an act of God, or

subjected to abnormal working conditions.

Note

Repair or replacement, as provided under this warranty, is the exclusive remedy of the

purchaser. This warranty is in lieu of all other warranties, express or implied, including any

implied warranty of merchantability or fitness for a particular use or purpose. ZyXEL shall in

no event be held liable for indirect or consequential damages of any kind of character to the

purchaser.

To obtain the services of this warranty, contact ZyXEL's Service Center for your Return

Material Authorization number (RMA). Products must be returned Postage Prepaid. It is

recommended that the unit be insured when shipped. Any returned products without proof of

purchase or those with an out-dated warranty will be repaired or replaced (at the discretion of

ZyXEL) and the customer will be billed for parts and labor. All repaired or replaced products

will be shipped by ZyXEL to the corresponding return address, Postage Paid. This warranty

gives you specific legal rights, and you may also have other rights that vary from country to

country.

ZyAIR G-5100 User’s Guide

5Customer Support

Customer Support

Please have the following information ready when you contact customer support.

• Product model and serial number.

• Warranty Information.

• Date that you received your device.

• Brief description of the problem and the steps you took to solve it.

METHOD

LOCATION

SUPPORT E-MAIL TELEPHONEAWEB SITE

REGULAR MAIL

SALES E-MAIL FAX FTP SITE

WORLDWIDE

[email protected] +886-3-578-3942 www.zyxel.com

www.europe.zyxel.com

ZyXEL Communications Corp.

6 Innovation Road II

Science Park

Hsinchu 300

Taiwa n

[email protected] +886-3-578-2439 ftp.zyxel.com

ftp.europe.zyxel.com

NORTH

AMERICA

[email protected] +1-800-255-4101

+1-714-632-0882

www.us.zyxel.com ZyXEL Communications Inc.

1130 N. Miller St.

Anaheim

CA 92806-2001

U.S.A.

[email protected] +1-714-632-0858 ftp.us.zyxel.com

GERMANY

[email protected] +49-2405-6909-0 www.zyxel.de ZyXEL Deutschland GmbH.

Adenauerstr. 20/A2 D-52146

Wuerselen

Germany

[email protected] +49-2405-6909-99

FRANCE

[email protected] +33 (0)4 72 52 97 97 www.zyxel.fr Z yXEL F r a n c e

1 rue des Vergers

Bat. 1 / C

69760 Limonest

France

+33 (0)4 72 52 19 20

SPAIN

[email protected] +34 902 195 420 www.zyxel.es Z y X E L C o m m u n i c a t i o n s

A l e j a n d r o V i l l e g a s 3 3

1 º , 2 8 0 4 3 M a d r i d

Spain

[email protected] +34 913 005 345

DENMARK

[email protected] +45 39 55 07 00 www.zyxel.dk Z y X E L C o m m u n i c a t i o n s A / S

Columbu svej 5

2860 Soeborg

Denmark

[email protected] +45 39 55 07 07

NORWAY

[email protected] +47 22 80 61 80 www.zyxel.no Z y X E L C o m m u n i c a t i o n s A / S

Nils Hansens vei 13

0667 Oslo

Norway

[email protected] +47 22 80 61 81

SWEDEN

[email protected] +46 31 744 7700 www.zyxel.se ZyXEL Communications A/S

Sjöporten 4, 41764 Göteborg

Sweden

[email protected] +46 31 744 7701

FINLAND

[email protected] +358-9-4780-8411 www.zyxel.fi Z y X E L C o m m u n i c a t i o n s O y

Malminkaari 10

00700 Helsinki

Finland

[email protected] +358-9-4780 8448

a. “+” is the (prefix) number you enter to make an international telephone call.

ZyAIR G-5100 User’s Guide

Table of Contents 6

Table of Contents

Copyright .................................................................................................................. 2

Federal Communications Commission (FCC) Interference Statement ............... 3

ZyXEL Limited Warranty.......................................................................................... 4

Customer Support.................................................................................................... 5

Preface .................................................................................................................... 22

Chapter 1

Getting to Know Your ZyAIR ................................................................................. 26

1.1 Introducing the ZyAIR .......................................................................................26

1.2 ZyAIR Features ..................................................................................................26

1.3 Applications for the ZyAIR ..................................................................................30

1.3.1 Access Point .............................................................................................31

1.3.2 AP + Bridge ..............................................................................................31

1.3.3 Bridge / Repeater ......................................................................................32

Chapter 2

Introducing the Web Configurator........................................................................ 34

2.1 Accessing the ZyAIR Web Configurator .............................................................34

2.2 Resetting the ZyAIR ...........................................................................................35

2.3 Navigating the ZyAIR Web Configurator ............................................................36

Chapter 3

Wizard Setup .......................................................................................................... 40

3.1 Wizard Setup Overview ......................................................................................40

3.1.1 Channel ....................................................................................................40

3.1.2 SS ID ........................................................................................................40

3.1.3 WEP Encryption ........................................................................................40

3.2 Wizard Setup: General Setup ............................................................................41

3.3 Wizard Setup: Wireless LAN ..............................................................................42

3.4 Wizard Setup: IP Address ..................................................................................43

3.4.1 IP Address Assignment ............................................................................43

3.4.2 IP Address and Subnet Mask ...................................................................44

3.5 Basic Setup Complete ........................................................................................46

ZyAIR G-5100 User’s Guide

7Table of Contents

Chapter 4

System Screens ..................................................................................................... 48

4.1 System Overview ...............................................................................................48

4.2 Configuring General Setup .................................................................................48

4.3 Configuring Password ........................................................................................49

4.4 Configuring Time Setting ...................................................................................50

Chapter 5

Wireless Configuration and Roaming ................................................................. 54

5.1 Wireless LAN Overview .....................................................................................54

5.1.1 IBSS ..........................................................................................................54

5.1.2 BSS ...........................................................................................................54

5.1.3 ESS ...........................................................................................................55

5.2 Wireless LAN Basics ..........................................................................................56

5.2.1 RTS/CTS .................................................................................................56

5.2.2 Fragmentation Threshold ..........................................................................57

5.3 Spanning Tree Protocol (STP) ...........................................................................58

5.3.1 Rapid STP ................................................................................................58

5.3.2 STP Terminology ......................................................................................58

5.3.3 How STP Works .......................................................................................59

5.3.4 STP Port States ........................................................................................59

5.4 Configuring Wireless ..........................................................................................59

5.4.1 Access Point Mode ...................................................................................60

5.4.2 Bridge/Repeater Mode ..............................................................................62

5.4.3 AP+Bridge Mode ......................................................................................66

5.5 Configuring Roaming .........................................................................................68

5.5.1 Requirements for Roaming .......................................................................69

Chapter 6

Wireless Security ................................................................................................... 72

6.1 Wireless Security Overview ...............................................................................72

6.2 WEP Overview ...................................................................................................72

6.2.1 Data Encryption .......................................................................................73

6.2.2 Authentication ...........................................................................................73

6.3 Configuring WEP Encryption ..............................................................................74

6.4 MAC Filter ..........................................................................................................76

6.5 IEEE 802.1x Overview .......................................................................................78

6.6 Introduction to Internal RADIUS Server .............................................................78

6.7 Introduction to RADIUS ......................................................................................78

6.7.1 Types of RADIUS Messages ....................................................................78

6.8 EAP Authentication Overview ............................................................................79

6.9 Dynamic WEP Key Exchange ............................................................................80

6.10 Introduction to WPA .........................................................................................81

ZyAIR G-5100 User’s Guide

Table of Contents 8

6.10.1 User Authentication ...............................................................................81

6.10.2 Encryption ..............................................................................................81

6.11 WPA-PSK Application Example ........................................................................81

6.12 WPA with RADIUS Application Example ..........................................................82

6.13 Security Parameters Summary ........................................................................83

6.14 Wireless Client WPA Supplicants .....................................................................84

6.15 Configuring 802.1x and WPA ...........................................................................84

6.16 Authentication Required: 802.1x ......................................................................85

6.17 Authentication Required: WPA .........................................................................89

6.18 Authentication Required: WPA-PSK ................................................................91

Chapter 7

IP Screen................................................................................................................. 94

7.1 Factory Ethernet Defaults ..................................................................................94

7.2 TCP/IP Parameters ............................................................................................94

7.2.1 IP Address and Subnet Mask ...................................................................94

7.2.2 WAN IP Address Assignment ...................................................................94

7.3 Configuring IP ....................................................................................................95

Chapter 8

Authentication Server............................................................................................ 98

8.1 Authentication Server Overview .........................................................................98

8.2 Configuring Authentication Server .....................................................................98

8.3 Configuring Trusted AP ......................................................................................99

8.4 Configuring Trusted Users ...............................................................................100

Chapter 9

Certificates............................................................................................................ 102

9.1 Certificates Overview .......................................................................................102

9.1.1 Advantages of Certificates ......................................................................103

9.2 Self-signed Certificates ....................................................................................103

9.3 Configuration Summary ...................................................................................103

9.4 My Certificates .................................................................................................103

9.5 Certificate File Formats ....................................................................................105

9.6 Importing a Certificate ......................................................................................106

9.7 Creating a Certificate .......................................................................................107

9.8 My Certificate Details .......................................................................................110

9.9 Trusted CAs .....................................................................................................113

9.10 Importing a Trusted CA’s Certificate ...............................................................115

9.11 Trusted CA Certificate Details ........................................................................ 116

ZyAIR G-5100 User’s Guide

9Table of Contents

Chapter 10

Log Screens.......................................................................................................... 120

10.1 Configuring View Log .....................................................................................120

10.2 Configuring Log Settings ................................................................................122

Chapter 11

Maintenance ......................................................................................................... 126

11.1 Maintenance Overview ...................................................................................126

11.2 System Status Screen ....................................................................................126

11.2.1 System Statistics ...................................................................................127

11.3 Association List ..............................................................................................128

11.4 Channel Usage ...............................................................................................129

11.5 F/W Upload Screen ........................................................................................130

11.6 Configuration Screen ......................................................................................132

11.6.1 Backup Configuration ............................................................................133

11.6.2 Restore Configuration ..........................................................................134

11.6.3 Back to Factory Defaults .......................................................................135

11.7 Restart Screen ................................................................................................135

Chapter 12

Introducing the SMT ............................................................................................ 138

12.1 Introduction to the SMT ..................................................................................138

12.2 Accessing the SMT via the Console Port .......................................................138

12.2.1 Initial Screen .........................................................................................138

12.2.2 Entering the Password ..........................................................................139

12.3 Accessing the SMT via Telnet ........................................................................139

12.4 Navigating the SMT Interface .........................................................................140

12.4.1 System Management Terminal Interface Summary ..............................141

12.4.2 SMT Menus at a Glance .......................................................................141

12.5 Changing the System Password ....................................................................142

Chapter 13

General Setup ....................................................................................................... 144

13.1 General Setup ................................................................................................144

13.1.1 Procedure To Configure Menu 1 ...........................................................144

Chapter 14

LAN Setup ............................................................................................................. 146

14.1 LAN Setup ......................................................................................................146

14.2 TCP/IP Ethernet Setup ...................................................................................146

14.3 Wireless LAN Setup .......................................................................................147

14.3.1 Configuring MAC Address Filter ...........................................................150

14.3.2 Configuring Roaming ............................................................................152

ZyAIR G-5100 User’s Guide

Table of Contents 10

14.3.3 Configuring Bridge Link ........................................................................154

Chapter 15

Dial-in User Setup ................................................................................................ 158

15.1 Dial-in User Setup ..........................................................................................158

Chapter 16

SNMP Configuration ............................................................................................ 160

16.1 About SNMP ..................................................................................................160

16.2 Supported MIBs ............................................................................................161

16.3 SNMP Configuration ......................................................................................161

16.4 SNMP Traps ...................................................................................................162

Chapter 17

System Security ................................................................................................... 164

17.1 System Security .............................................................................................164

17.1.1 System Password .................................................................................164

17.1.2 Configuring External RADIUS Server ...................................................164

17.1.3 802.1x ...................................................................................................166

Chapter 18

System Information and Diagnosis .................................................................... 170

18.1 System Status ................................................................................................170

18.2 System Information ........................................................................................172

18.2.1 System Information ...............................................................................172

18.2.2 Console Port Speed ..............................................................................173

18.3 Log and Trace ................................................................................................173

18.3.1 Viewing Error Log .................................................................................174

18.4 Diagnostic ......................................................................................................174

Chapter 19

Firmware and Configuration File Maintenance ................................................. 176

19.1 Filename Conventions ...................................................................................176

19.2 Backup Configuration .....................................................................................177

19.2.1 Backup Configuration Using FTP .........................................................177

19.2.2 Using the FTP command from the DOS Prompt ..................................178

19.2.3 Backup Configuration Using TFTP .......................................................179

19.2.4 Example: TFTP Command ...................................................................179

19.2.5 Backup Via Console Port ......................................................................180

19.3 Restore Configuration ...................................................................................181

19.3.1 Restore Using FTP ...............................................................................181

19.4 Uploading Firmware and Configuration Files .................................................182

19.4.1 Firmware Upload ..................................................................................182

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