ZyXEL Communications B-420 manuale d’uso

ZyAIR B-420 Wireless LAN Ethernet Adapter and Bridge User's Guide Version 3.50 June 2004[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge ii Copyright Copyright Copyright © 2004 by Zy XEL Communications Corporation. The contents of this publ ication m ay not be repro duced in any pa rt or as a whole, tra nscribed, sto red in a retrieval system, translated into any langu age, or tr ansmitted in any form or by any means, electronic[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge FCC Statement i ii Federal Communications Commission (FCC) Interference S t atement This device complies with Part 15 of FCC rules. Operation is subject to the following two cond itions: • This device m ay not cause harm ful interference. • This device must accept any interference received, [...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge iv ZyXEL Warranty ZyXEL Limited W arranty ZyXEL warrants to the original end us er (purchaser) that this product is free from any defects in materials or workm anship fo r a perio d of up t o two years from t he date of p urchase. During the warranty period, and upon proof of purchase, should th[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Customer Support v Customer Support Please have th e following i nformati on re ady when you c ontact customer support. • Product model and serial number. • Warranty Information. • Date that you received your device. • Brief descri ption of t he problem and the steps you took to solve i [...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge vi C ustome r Support SUPPORT E-MAIL TELEPHONE 1 WEB SITE METHOD LOCATION SALES E-MAIL FAX 1 FTP SITE REGULAR MAIL support@zyxel.se +46 31 744 7700 www.zyx el.se SWEDEN sales@zyx el.se +46 31 744 7701 ZyXEL Communications A /S Sjöporten 4, 41764 Göteborg Sweden FINLAND support@zyxel.fi +358-9-[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Table of Contents vii T able of Content s Copyright ...................................................................................................................... ................................... ii Federal Communications Commission (FCC) Interfer en ce S tatemen t ...................[...]

ZyAIR B-420 Wireless LAN Ethernet Adapter a nd Bridge viii Table of Contents 4.4.2 Ad-H oc......................................................................................................................... ...... 4-8 4.4.3 Bridge ..................................................................................................................[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Table of Contents ix 11.4 SNMP Tra ps ..................................................................................................................... ........ 11-3 Chapter 12 System Information.................................................................................................[...]

ZyAIR B-420 Wireless LAN Ethernet Adapter a nd Bridge x List of Figures List of Figures Figure 1-1 PoE Inst allation Ex ample ............................................................................................ .................. 1-2 Figure 1-2 Infrastruct ure Net work Example ................................................................[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge List of Figures xi Figure 8-1 L ogin Sc reen ........................................................................................................ ........................ 8-1 Figure 8-2 Menu 23.1 System Security : Chan ge Passwor d ............................................................[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge xii List of Tables List of T ables T able 3-1 Syst em Gene ral Setup ................................................................................................. .................... 3-2 T able 3-2 Passwor d ...................................................................................[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Preface xiii Preface Congratulati ons on your pu rchase of t he ZyAIR B-4 20 Wireless LAN Ethernet Adapter and B ridge. The ZyAIR B- 420 is an IEE E 802.11b compliant 11Mbps wi reless LAN Et hernet Adapt er and Brid ge, whic h supports Wireless Distribution System (W DS ) for work group bridg e [...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge xiv Preface • The ZyAIR B-420 Wireless LAN Ethernet Adapter and Bridge will be referred to simply as the ZyAIR in the user’s guide. User Guide Feedback Help us help you. E-mail all User Guide-related co mments, questions or sugges tions fo r improvement to techwriters@zyxel.com.tw or send re[...]

Overview I P P a a r r t t I I : : OVERVIEW This part introduces the main features and applications of the ZyAIR and shows how to access the web configurator .[...]

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ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Getting to Know Your ZyAIR 1-1 Chapter 1 Getting to Know Your ZyAIR This chapter introduces the main features and applications of the ZyAIR. 1.1 Introducing the ZyAIR The ZyAIR is an IEEE802. 11b compliant 11Mbps wireless LAN Ethernet Adapter and Bridge. The ZyAIR provides easy network access to[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 1-2 Getting to Know Your ZyAIR Bridge A Bridge li nk LED turns steady on green when your ZyA IR is in bri dge mode, indicati ng a wireless li nk to another WLA N adapter in bridge mode or any wi reless device with a bri dging function. Power over Ethernet (PoE) Power over Ethernet (PoE) is the a[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Getting to Know Your ZyAIR 1-3 The ZyAIR may be prone to RF (Radio Frequen cy) interference from other 2.4 GHz devices such as micro w ave ovens, wireless phones, Bluetooth enabled d evices, and other wireless LANs. Output Power Management Power Management is the ability to set the lev el of out[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 1-4 Getting to Know Your ZyAIR Embedded FTP and TFTP Servers The ZyAIR’s em bedded FTP and TFTP servers enable fast firmware upgrades as well as configuration file backups and re storation. Wireless LAN Channel Usage The Wireless Channel Usage screen displa ys whether the radio channel s are u[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Getting to Know Your ZyAIR 1-5 1.3.2 Ad Hoc An ad-hoc net work consists of tw o or more computers communicat ing with one anothe r through t he wireless network. No access points (APs) or existing wired networks are needed . An access point acts as a bridge between the wi reless and wired networ[...]

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ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Introducing the Web Configurato r 2-1 Chapter 2 Introducing the Web Configurator This chapter describes how to access the ZyAIR we b configurator and provides an overview of its screens. The default IP address of the ZyAIR is 192.168.1.11. 2.1 Accessing the ZyAIR W eb Configurator Step 1. Make s[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 2-2 Introducing the Web Configurator Step 7. You should now see the MAIN MENU screen. The management session automa tically times out w hen the time period set in the Administrator Inactivity T imer field expires (default five minutes). Simply log back into the ZyAIR if this happens to y ou. 2.2[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Introducing the Web Configurato r 2-3 2.3 Resetting the ZyAIR If you forget your password or ca nnot access the Zy AIR, you will need to reload the factory-default configuration file or use the RESET butto n on the top panel of the ZyAIR. Uploading this configuration file replaces the current co[...]

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System, Wireless and IP II Part II: SYSTEM, WIRELESS AND IP This part covers Syste m, Wireless and IP web configurator screens.[...]

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ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge System Screens 3-1 Chapter 3 System Screens This chapter provides information on the System screens. 3.1 System Overview This section provides i nformati on on gene ral system setup. 3.2 Configuring General Setup Click SYSTEM under SETUP t o open the General scr een. Figure 3-1 System General Se[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 3-2 System Screens Table 3-1 System General Setup LABEL DESCRIPTION System Name Type a descriptive name to identif y the ZyAIR in the Ethernet net work. This name can be up to 30 alpha numeric charac ters long. Spaces ar e not allowed, but dashes "-" and underscores "_" are a[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge System Screens 3-3 Figure 3-2 Password The following table describes the labels in this screen. Table 3-2 Password LABEL DESCRIPTION Old Password Type in your existing system pass word (1234 is the default password). New Password Type your new system password (up to 31 characters). Not e that as[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 3-4 System Screens Figure 3-3 Time Setting The following table describes the labels in this screen. Table 3-3 Time Setting LABEL DESCRIPTION Current Time (hh:mm:ss) This field displays the time of your ZyAIR. New Time (hh:mm:ss) Enter the new time in this field. Current Date (yyyy:mm:dd) This fi[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Wireless LAN 4-1 Chapter 4 Wireless LAN This chapter discusses how to configure Wireless LAN screens on the ZyAIR. 4.1 Wireless LAN Basis This section pr ovides basic backgrou nd inform ation on the wireless LAN screens. 4.1.1 Channel A channel is t he radio frequency(ies) used by IEEE 802.11b w[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 4-2 Wireless LAN is they do not know if the channel is currently being use d . Therefore, they are c onsidered hidden from each other. Figure 4-1 RTS/CTS When station A sends data to th e ZyAIR, it might not know that station B is already using the channel. If these two stations send data at the[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Wireless LAN 4-3 4.1.5 Fragment ation Threshold A Fragmentation Threshold is t he maxim um data fragm ent size (between 256 a nd 2432 by tes) that ca n be sent in the wireless network before the ZyAIR w ill fragment the packet into smaller data frames. A large Fragmentation Thre shold is recomme[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 4-4 Wireless LAN 4.3.1 Dat a Encr yption WEP provides a mechanism for encrypting data us ing encryption keys. The valu es for the keys must be set up exactly the same on the APs or other pee r ad-hoc wi reless computers as they ar e on the ZyAIR to encrypt and decrypt data. Your ZyAIR allows you[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Wireless LAN 4-5 must then use the AP’s default WEP key to en crypt the challenge text an d return it to the AP, which attempts to decrypt the message using the AP’s default WEP key. If the decrypted message matches the challenge tex t, the wireless station is authenticated . When your ZyAIR[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 4-6 Wireless LAN Roaming In an infrastructure network, wireless stations are ab le to switch from one AP to another as they move between the c overage areas. During t his period, the wire less stations maintain uninterru pted connections to the network. This is roam ing. As the wireless stati on[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Wireless LAN 4-7 Figure 4-6 Wireless : Infrastructure The following table describes the labels in this screen. Table 4-1 Wireless : Infrastructur e LABEL DESCRIPTION Operating Mode Select Infrastructure from the drop-do wn list. ESSID In this field enter the ESSID of the AP to which you want to [...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 4-8 Wireless LAN Table 4-1 Wireless : Infrastructur e LABEL DESCRIPTION Fragmentation Threshold Enter a val ue betw een 256 and 2432 . It is the maximum data fragment size that can be sent. WEP Encryption Select Disable to allow wireless stations to communicate with the AP without any data encry[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Wireless LAN 4-9 Figure 4-7 Ad-hoc (IBSS) Wireless LAN Select Ad Hoc in the Operating Mode drop-down list box to disp lay the screen as shown. Figure 4-8 Wireless : Ad Hoc[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 4-10 Wireless LAN The following table describes the ad ditional fields that display when you select the Ad Hoc ope rating mode in the Wireless screen. Table 4-2 Wireless : Ad Hoc LABEL DESCRIPTION Operating Mode Select Ad H o c in this field to displa y the screen. ESSID In this field enter the [...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Wireless LAN 4-11 Be careful to a void bridge loo ps when yo u enable b ridging in the ZyAIR . Bridge l oops cause broadcast traffic to circle the netw ork endlessly, res ulting in possi ble throughp ut degradation an d disruption of communicat ions. The f ollowing exam ples show two networ k to[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 4-12 Wireless LAN Figure 4-12 Wireless : Bridge The following table describes the ad ditional fields that display when you select the Bridge operating m ode in the Wireless screen. Table 4-3 Wireless : Bridge LABEL DESCRIPTION Operating Mode Select Bridge in this field to displa y the screen as [...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Wireless LAN 4-13 Table 4-3 Wireless : Bridge LABEL DESCRIPTION WEP Encryption Select Disable to allow wireless stations to communicate with the AP without any data encryption. Select 64-bit WEP or 128-bit WEP to enable data e ncryption. Authentication Method Select Au t o , Open System Only or [...]

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ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge IP 5-1 Chapter 5 IP Screen This chapter discusses how to configure IP on the ZyAIR. 5.1 Factory Ethernet Defaults The Ethernet param eters of the ZyAIR are pres et in the factory with the following values: • IP address of 192.168.1.11 • Subnet mask o f 255.255.2 55.0 (24 bit s) These paramet[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 5-2 IP Table 5-1 Private IP Address Ranges 10.0.0.0 - 10. 255.255.255 172.16.0.0 - 172.31.255.255 192.168.0.0 - 192. 168.255.255 You can obt ain your IP address fr om the IAN A, from an ISP or have it assigned by a priv ate network. If you belong to a small organization and your Internet access [...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge IP 5-3 The following table describes the labels in this screen. Table 5-2 IP LA BEL DESCRIPTION IP Address Assignment Get automatically Select this option if your ZyAIR is usin g a dynamicall y assigned IP address from a DHCP server each time. Y ou must kn ow the IP ad dress assigned to the Zy A[...]

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Logs III Part III: LOGS This part prov ides information and config uration instructions for the logs.[...]

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ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Logs Screens 6-1 Chapter 6 Logs Screens This chapter contains informati on about configuring general log s ettings and viewing the ZyAIR’s logs. Refer to the appendix for example log message explanations. 6.1 Configuring View Log The web configurator allows you to look at all of the ZyAIR’s [...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 6-2 Logs Screens Table 6-1 View Log LABEL DESCRIPTION Display Select a log category from the drop do wn list box to display l ogs within the selected category. To vie w all logs, select All Logs . The number of categories sho wn in the drop do wn list box depe nds on the selection in the Log Set[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Logs Screens 6-3 Figure 6-2 Log Settings The following table describes the labels in this screen. Table 6-2 Log Settings LABEL DESCRIPTION Address Info:[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 6-4 Logs Screens Table 6-2 Log Settings LABEL DESCRIPTION Mail Server Enter the server name or the IP addr ess of the mail server for the e-mai l addresses specified below. If this field is left blank, logs and alert messages will not be sent via e-mail. Mail Subject Type a title that you want t[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Logs Screens 6-5 Table 6-2 Log Settings LABEL DESCRIPTION Send Immediate Alert Select the categories of alerts for which you want the ZyAIR to immediately send e-mail alerts. Apply Click Apply to save your customized settings and exit this screen. Reset Click Reset to reconfi gure all the fields[...]

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Maintenance IV Part IV: MAINTENANCE This part describ es the Maintenan ce web configurator screen s.[...]

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ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Maintenance 7-1 Chapter 7 Maintenance This chapter displays system information such as ZyNOS firmware, port IP addresses and port traffic statistics. 7.1 Maintenance Overview The maintenance scree ns can help you view syst em info rm ation, upload new firmware, m anage configurati on and restart[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 7-2 Maintenance Table 7-1 System Status LA BEL DESCRIPTION ZyNOS Firmware Version This is the ZyNOS Firmware version and the date created. ZyNOS is ZyXE L's proprietary Network Operating S ystem design. IP Address This is the Ethernet port IP address. IP Subnet Mask This is the Ethernet por[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Maintenance 7-3 Table 7-2 System Status: Show Statistics LA BEL DESCRIPTION Status This shows the port speed and duple x setting if you are using Ethernet encapsu lation for the Ethernet port. This shows the transmission speed only for wireless port. TxPk ts This is the number of transmitted pac[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 7-4 Maintenance Figure 7-3 Channel Usage The following table describes the labels in this screen. Table 7-3 Channel Usage LA BEL DESCRIPTION SSID This is the Service Set IDentification nam e of the AP in an Infrastructure wireless network or wireless station in an Ad-Hoc wi reless network. For o[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Maintenance 7-5 Table 7-3 Channel Usage LA BEL DESCRIPTION Network Mode “Network mode” in this screen refers to your wireless LAN infrastructure (refer to the Wireless LAN chapter) and WEP setup. Network modes are: Infra (same as an extended service set ESS), Infra, WEP (WEP encryption is en[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 7-6 Maintenance Table 7-4 Firmware Upload LA BEL DESCRIPTION File Path Type in the location of the file you want to upload in this field or click Browse ... to find it. Browse... Click Browse... to find the .bin file you want to upl oad. Remember that you must decompress compressed (.zip) files [...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Maintenance 7-7 Figure 7-6 Network Temporarily Disconnec ted After two m inutes, log in again an d check y our new fi rmware version in the S y stem Status screen. If the upload was not successful, the fo llowing sc reen will appear. Click Return to go back to the F/W Upload screen. Figure 7-7 F[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 7-8 Maintenance Figure 7-8 Backup Configuration 7.5.2 Restore Configuration Restore confi guration repl aces your Zy AIR's curre nt configurati on with a previousl y saved c o nfigurati on. Restore files ( usually) ha ve a .ROM ext ension, e .g., "zyair.rom ". The system reboots a[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Maintenance 7-9 Table 7-5 Restore Configuration LA BEL DESCRIPTION File Path Type in the location of the file you want to upload in this field or click Browse ... to find it. Browse... Click Browse... to find the file yo u want to upload. Remember that you must decompress compressed (.ZIP) files[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 7-10 Maintenance If the upload was not successful, the fo llowing screen will appear. Click Ret urn to go back to the Configuration screen. Figure 7-12 Configuration Upload Error 7.5.3 Back to Factory Default s Clicking t h e Reset button in this section clears all user-enter ed configuration in[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Maintenance 7-11 Figure 7-14 Reset Warning Message You can also press the RESET button on the rear panel to reset the factory defaults of your ZyAIR. Refer to the Resetting the ZyAIR section for more info rmation on the RESET button.[...]

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SMT Configuration V Part V: SMT CONFIGURATION This part cont ains SMT (System Manage ment T erminal) configuration and background information for features only configurable by SMT . See the web configurator p arts of this guide for background information on features configurable by web configurator a nd SMT .[...]

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ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Introducing the SMT 8-1 Chapter 8 Introducing the SMT This chapter describes how to access the SMT and provides an overview of its menus . 8.1 Connect to your ZyAIR Using T elnet The following proced ure details how to telnet into your ZyAIR. Step 1. In Windows, click St art (usually in the bott[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 8-2 Introducing the SMT Figure 8-2 Menu 23.1 System Security : Chang e Password Step 4. Type your ne w system password in t he New Passw ord field (up to 30 characters), and press [ENTER] . Step 5. Re-type your new system password in th e Retype to confirm field for confirm ation and p ress [ENT[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Introducing the SMT 8-3 ZyAI R B-4 20 Main Menu Me nu 1 General Setup Menu 3 LAN Setup Menu 3.5 Wireles s LAN Setu p Menu 3.2 TCP/IP Setup Menu 22 SNMP Configuration Menu 23 System Password Menu 24 System Maintenance Menu 24.1 Sys tem Ma intena nce - S tatus Menu 24.2 System Information and Cons[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 8-4 Introducing the SMT 8.4 Navigating the SMT Interface The SMT (System Management Terminal) is the inte rface that you use t o configure you r ZyAIR. Several operations that you should be familiar with before you attempt to modify the configuration are listed in the table below. Table 8-1 Main[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Introducing the SMT 8-5 Figure 8-4 ZyAIR B-420 SMT Main Menu 8.4.1 System Management T erminal Interface Summary Table 8-2 Main Menu Summary # MENU TITLE DESCRIPTION 1 General Setup Use this menu to set up your general information. 3 LAN Setup Use this menu to set up your LAN and WLAN connection[...]

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ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge General Setup 9-1 Chapter 9 General Setup The chapter shows you the information on general setup. 9.1 General Setup Menu 1 – General Setup contains admini strative and syste m-related informat ion (shown next). The System Name fiel d is for id entificati on purposes. It i s recom mended you ty[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 9-2 General Setup Table 9-1 Menu 1 General Setup FIELD DESCRIPTION EXAMPLE System Name Choose a descriptive name fo r identification purposes. T his name can be up to 30 alphanumeric characters lon g. Spaces are not allowed, but dashes “-” and underscores "_" are acce pted. B-420 D[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge LAN Setup 10-1 Chapter 10 LAN Setup This chapter shows you how to configure the LAN on your ZyAIR. . 10.1 LAN Setup This section describes how to configure the Ethern et using Menu 3 – LAN Setup . From the main menu, enter 3 to displ ay menu 3. Figure 10-1 Menu 3 LAN Setup Detailed e xplanatio[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 10-2 LAN Setup Follow the instructions in the following table to configure the fields in this menu. Table 10-1 Menu 3.2 TCP/IP Setup FIELD DESCRIPTION EXAMPLE IP Address Assignment Press [SPACE BAR] and then [ENTER] to select Dynamic to have the ZyAIR obtain an IP address from a DHCP server. You[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge LAN Setup 10-3 Figure 10-3 Menu 3.5 Wireless LAN Setup The following table describes the fields in this menu. Table 10-2 Menu 3.5 Wireless LAN Setup FIELD DESCRIPTION EXMAPLE Operating Mode Press [SPACE BAR] and select Infrastructure , Ad Ho c or Bridge . Infrastru ct ure ESSID Enter the ESSID o[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 10-4 LAN Setup Table 10-2 Menu 3.5 Wireless LAN Setup FIELD DESCRIPTION EXMAPLE WEP Encryption Select Disable to allow wireless stations to communicate with the access points without any data encr yption. Select 64-bit WEP or 128-bit WEP to enable data e ncryption. Disable Default Key Enter the [...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge LAN Setup 10-5 10.3.1 Configuring Bridge Link Follow the steps belo w to co nfigure bri dge link on your Z yAIR. Step 1. From the mai n menu, enter 3 to open Menu 3 – LAN Setu p . Step 2. Enter 5 to display Menu 3.5 – Wireless LAN Setup . Figure 10-4 Menu 3.5 Wireless L AN Setup Step 3. In t[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 10-6 LAN Setup The following table describes the fields in this menu. Table 10-3 Menu 3.5.4 Bridge Link Co nfiguration FIELD DESCRIPTION EXAMPLE Active Press [SPACE BAR] to select Yes or No and press [ENTER]. Yes Peer Address Type the MAC address of peer device in valid MAC addr ess format, that[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge SNMP Configuration 11-1 Chapter 11 SNMP Configuration This chapter explains SNMP configuration menu 22. 11.1 About SNMP Simple Netw ork Managem ent Protocol is a p rotocol use d for exchanging m anagement informati on between network de vices. SNMP is a mem b er of the TC P/IP protoc ol suite. Y[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 11-2 SNMP Configuration An agent is a managem ent software m odule that resides in a manage d device (t he ZyAIR). An agent translates the local management information from the managed device into a form compatible with SNMP. The manager i s the console throug h which network a d minist rators p[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge SNMP Configuration 11-3 Figure 11-2 Menu 22 SNMP Configuration The following table d escribes the SNMP configu ration parameters. Table 11-1 Menu 22 SNMP Configur ation FIELD DESCRIPTION EXAMPLE SNMP: Get Community Type the Get Community , which is the password for the incoming Get- and GetNext [...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 11-4 SNMP Configuration Table 11-2 SNMP Traps TRAP # TRAP NAME DESCRIPTION 1 coldStart ( defined in RFC-121 5 ) A trap is sent after booting ( power on). 2 warmStart ( defined in RFC-1215 ) A trap is sent after booting (software reboot). 3 linkUp ( defined in RF C-1215 ) A trap is sent when the [...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge System Information 12-1 Chapter 12 System Information This chapter covers the information and diag nostic tools in SMT menus 24.1 to 24.3. These tools include updates on system status, port status, log and trace capabilities and upgrades for the system software. This chapter describ es how to us[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 12-2 System Information Figure 12-2 Menu 24.1 Sy stem Maintenance : Status The following table describes the fields presen t in this menu. Table 12-1 Menu 24.1 Sy stem Maintenance : Status FIELD DESCRIPTION Port This is the port type. Port types are: Ethernet and Wireless Status This shows the s[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge System Information 12-3 Table 12-1 Menu 24.1 Sy stem Maintenance : Status FIELD DESCRIPTION System Up Time This is the time the ZyAI R is up and running from the last reboot. 12.2 System Information To get to the System Information: Step 1. Enter 24 to display Menu 24 – System Maint enance . S[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 12-4 System Information The following table describes the fields in this menu. Table 12-2 System Maintenance : Information FIELD DESCRIPTION Name Displays the system name of your Z y AIR. This information can be changed in Menu 1 – General Setup . Routing Refers to the routing protocol used. Z[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge System Information 12-5 12.3 Log and T race Your ZyAIR provides the error logs and trace records that are stored local ly. 12.3.1 Viewing Error Log The first place you should look for clues when som e thing goes wrong is th e error log. Follow the procedures to view the loc al error/trace log: S[...]

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ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Firmware and Configuraiton File Maintenance 13-1 Chapter 13 Firmware and Configuration File Maintenance This chapter tells you how to backup and restor e your configuration file as well as upload new firmware and configuration files using the SMT screens. 13.1 Filename Convent ions The configu r[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 13-2 Firmware and Configuraiton File Maintenance Table 13-1 Filename Conventions FILE TYPE INTERNAL NA ME EXTERNAL NA ME DESCRIPTION Configuration File Rom-0 *.rom This is the configuration fi lename on the ZyAIR. Uploading the rom-0 file replaces the entire ROM file system, including your Z yAI[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Firmware and Configuraiton File Maintenance 13-3 13.2.2 Using the FTP command from the DOS Prompt Step 1. Launch the FTP client on your c omputer. Step 2. Enter “open” and the IP addr ess of your ZyAIR. Step 3. Press [ENTER] when prom pted for a username. Step 4. Enter “root” and your SM[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 13-4 Firmware and Configuraiton File Maintenance Table 13-2 General Commands for Third Party FTP Clients COMMAND DESCRIPTION Initial Remote Directory Specify the default remote director y (path). Initial Local Directory Specify the default local dir ectory (path). 13.2.3 Backup Confi guration Us[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Firmware and Configuraiton File Maintenance 13-5 where “i” specifies binary image tra nsfer mode (use t h is mode when transferring binary files), “host” is the ZyAIR IP address, “get” tra nsfers the file source on t h e ZyAIR (rom-0 name of the configuration file on the ZyAIR) to th[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 13-6 Firmware and Configuraiton File Maintenance Figure 13-3 Menu 24.6 Restore Co nfiguration 13.4 Uploading Firmware and Configuration Files Menu 24.7 – System Main tenance – Upload Firmware allows y ou to upgrade the firmware and the configuration file. WA R N I N G ! PLEASE W AIT A FEW MI[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Firmware and Configuraiton File Maintenance 13-7 13.4.1 Firmware Upload FTP is the pre ferred m ethod for u ploading t he firmware a n d configurati on. To use t his feature, y our computer m u st have an F TP client . When you telnet into the ZyAIR, you will see the following screens for upload[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 13-8 Firmware and Configuraiton File Maintenance Figure 13-6 Menu 24.7.2 Sy stem Maintenance : Upload System Configurati on File To transfer the firm ware and the conf iguratio n file, follow these examples: 13.4.3 Using the FTP command fr om the DOS Prompt Example Step 1. Launch the FTP client [...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Firmware and Configuraiton File Maintenance 13-9 Figure 13-7 FTP Session Example More commands that you may find in third par ty FTP clients, are listed earlier in this chapter. 13.4.4 TFTP File Upload The ZyAIR also supports the up/downlo ading of the firmware and the configuration file using T[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 13-10 Firmware and Configuraiton File Maintenance 13.4.5 Example: TFTP Command The following is an exam ple TFTP command: TFTP [-i] host put firmware.bin ras where “i” specifies binary image tra nsfer mode (use t h is mode when transferring binary files), “host” is the ZyAIR’s IP addre[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge System Maintenance and Information 14-1 Chapter 14 System Maintenance and Information This chapter leads yo u through SMT menus 24.8 and 24.10. 14.1 Command Interpreter Mode The Command I nterpreter (CI) is a pa rt of the main system firmware. The CI provides much of the same functionality as th[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge 14-2 System Maintenance and Information 14.2 T ime and Date Setting The ZyAIR keeps track of the time and date. There is also a software mechanism to set the time manually. Menu 24.10 allows you to update the time and date settings of your ZyAIR. The real time is then displayed in the ZyAIR erro[...]

Appendices VI Part VI: APPENDICES This part prov ides troubleshooting and backgroun d information about setting up your compute r ’s IP addre ss, wireless LAN, antenna sel ection and IP subnetting. It also provides information on the antenna, PoE, command interpreter interface, logs and power ad aptor specifications.[...]

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ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge T roubles hooting A-1 Appendix A Troubleshooting This appendix covers potential problems and possibl e remedies. After each problem description, some instructions are provided to help you to diagnose and to solve the problem. Problems S t arting Up the ZyAIR Chart A-1 Troubleshooti ng the Start-[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge A-2 T roubleshooting Problems Communicating with Other Computers Chart A-3 Troubleshooti ng Communication Problems PROBLEM CORRECTIVE ACTION The ZyAIR computer cannot communicate with the other computer. Make sure you are connected to the net work. A. Infrastructure Make sure that the AP and the[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Brute-Force Passw ord Guessi ng Protection B-1 Appendix B Brute-Force Password Guessing Protection The followin g describes t he comma nds for enabli ng, disabl ing and configuri ng the brute -force password guessing prote ction mechanism for the password. See the Com mand Interpreter appendix f[...]

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ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Setting Up Y our Computer ’s IP Addres s C-1 Appendix C Setting up Your Computer’s IP Address All computers must have a 10M or 100M Ethe rnet adapter card and TCP/IP installed. Windows 95/ 98/Me/NT/ 2000/XP, Maci ntosh OS 7 and lat er operati ng system s and all versions of UNIX/LINU X inclu[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge C-2 Setting Up Your Computer’s IP Address If yo u need th e adap ter: a. In the Network window, click Add . b. Select Ad a p t er and then click Ad d . c. Select the manufacturer and model of your network adapter and then click OK . If you need TCP/IP: a. In the Network window, click Add . b. [...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Setting Up Y our Computer ’s IP Addres s C-3 1. Click the IP Address tab. -If your IP address is dynamic, select Obtain an IP address automatically . -If you have a static IP address, select Specify an IP address and type your informatio n into the IP Address and Subne t Mask fields. 2. Click [...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge C-4 Setting Up Your Computer’s IP Address 3. Click the Gateway tab. -If you do not know your gateway’s IP address, remove previously installed gate ways. -If you have a gateway IP address, type it in the Ne w gat ewa y f iel d and click Add . 4. Click OK to save and close the TCP/IP Properti[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Setting Up Y our Computer ’s IP Addres s C-5 1. For Windows XP, click Start , Control Panel . In Windows 2000/NT, click Start , Settings , Control Panel . 2. For Windows XP, click Network Connections . For Windows 2000/NT, click Network and Dial-up Connections . 3. Right-click Local A rea Conn[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge C-6 Setting Up Your Computer’s IP Address 4. Select Internet Protocol (TCP/IP) (under the General tab in Win XP) and click Properties . 5. The Internet Protocol TCP/IP Properties window opens (the General tab in Windows XP). -If you have a dynamic IP address click Obtain an IP address automati[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Setting Up Y our Computer ’s IP Addres s C-7 6. -If you do not kno w your gateway's IP address, remove any previously installed gate ways in the IP Settin gs tab and click OK . Do one or more of the following if you want to configure additional IP addres ses: -In the IP Settings tab, in I[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge C-8 Setting Up Your Computer’s IP Address 7. In the Internet Protocol TCP/IP Properties window (the Gene ral tab in Windows XP): -Click Obtain DNS server address automatically if you do not know your DNS server IP address(es). -If you know your DNS server IP address(es), click Use the follow i[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Setting Up Y our Computer ’s IP Addres s C-9 1. Click the Apple menu, Control Panel and double-click TCP/IP to open the TCP/IP Control Panel . 2. Select Ethernet built-in from the Connect v i a list. 3. For d ynamically assigned settings, select Using DHCP Server from the Configure: list.[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge C-10 Setting Up Your Computer’s IP Address 4. For staticall y assigned settings, do the following: -From the Configure box, select Manually . -Type your IP address in the IP Address box. -Type your subnet mask in the Subnet mask box. -Type the IP address of your ZyAIR in the Router address box[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Setting Up Y our Computer ’s IP Addres s C-1 1 2. Click Network in the icon bar. - Select Automatic from the Location list. - Select Built-in Ethernet from the Show list. - Click the TCP/IP tab. 3. For dynamically assigned settings, select Using DHCP from the Configure list. 4. For statically [...]

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ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Wireless LAN and IEEE 802.11 D-1 Appendix D Wireless LAN and IEEE 802.11 A wireless LAN (WLA N) provides a flexi ble data co mmunications system that you can use to access various services (navi g ating the Internet, email, printer services, etc.) without t he use of a cabled connection. In effe[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge D-2 Wireless LAN and IEEE 802 .11 Spread Spectrum (DSSS) an d Fre quency-Hopping Spread S pectrum (FHSS), i n the 2.4 to 2.4825 GHz unlicensed ISM (Industrial, Scientific and Medical) ba nd. The th ird method is infrared technology, using very high fre quencies, just below vi sible light i n the[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Wireless LAN and IEEE 802.11 D-3 points can pro vide wireless cove rage for an entire building or cam pus. All communi cations between stations or between a station and a wired network client go through th e access point. The Extended Service Set (ESS) shown in the next figure consists of a seri[...]

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ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Antenna Selection and Positioning Recommendation E-1 Appendix E Antenna Selection and Positioning Recommendation An antenna couples RF signals onto air. A transmitter within a wireless device sends an RF signal to the antenna, which propag ates the signal through the air. The antenna also op era[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge E-2 Antenna Selection and Positioning Recommendation environm ent. With a wide coverage a rea, it is possible to m ake circular overlappin g coverage areas with multiple access poi nts. • Directional antennas conce ntrate the RF signal in a beam , like a flashlight. The angle of the beam width[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Power over Ethernet Specifications F-1 Appendix F Power over Ethernet Specifications You can use a power over Ethernet injector t o power this device. T he injector must com p ly to IEEE 802.3af. Chart F-1 Power over Ethernet Injector Specifica tions Power Output 15.4 Watts maximum Power Current[...]

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ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge IP Subnetting G-1 Appendix G IP Subnetting IP Addressing Routers “route” base d on the network num ber. The rout er that delivers the data packet to the correct destination hos t uses the host ID. IP Classes An IP address is made up of four octets (ei ght bits), written in dotted deci mal no[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge G-2 IP Subnetting A class “A” address (24 host bits) can have 2 24 –2 hosts (app roximately 16 m illion hosts). Since the first octet of a class “A” IP addre ss must c ontain a “0”, the first octet of a class “A” ad dress can have a value of 0 to 127. Similarly the first octet [...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge IP Subnetting G-3 sequence of ones beginning from the left most bit of the mask, followed by a contin uous sequence of zeros, for a total number of 32 bits. Since the m ask is always a c ontinuous number of ones beginni ng from the left, foll owed by a c ontinuous number of zer os for the remain[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge G-4 IP Subnetting Divide the network 19 2.168.1. 0 into two separate subnets by co nverting one of the host ID bits of the I P address to a networ k number bit. The “borrow ed” host ID bit can be either “0” or “1” thus giving two subnets; 192.168.1.0 with mask 255 .255.255.128 and 19[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge IP Subnetting G-5 to an actual host for the first su bnet is 192.168.1.1 an d the highest is 192.168.1.126. Similarly th e host ID range for the second subnet is 19 2.168.1.129 to 192.1 68.1.254. Example: Four Subnet s The above exam ple illustrated using a 25-bit subnet mask to divide a class ?[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge G-6 IP Subnetting Chart G-9 Subnet 3 NETWORK NUMBER LAST OCTET BIT VA LUE Subnet Mask (Binary) 11111111.11111111.11111111. 11 000000 Subnet Address: 192. 168.1.128 Lo west Ho st ID: 192.168.1.129 Broadcast Address: 192.168. 1.191 Hig hest Host ID: 192.168.1.190 Chart G-10 Subnet 4 NETWORK NUMBER[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge IP Subnetting G-7 The following table is a summary for class “C” subnet planning . Chart G-12 Class C Subnet Planning NO. “BORROWED” HOST BITS SUBNET M ASK NO. SUBNETS NO. HOSTS PER SUBNET 1 255.255.255.128 (/25) 2 126 2 255.255.255.192 (/26) 4 62 3 255.255.255.224 (/27) 8 30 4 255.255.2[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge G-8 IP Subnetting Chart G-13 Class B Subnet Planning NO. “BORROWED” HOST BITS SUBNET MASK NO. SUBNETS NO. HOSTS PER SUBNET 9 255.255.255.128 (/25) 512 126 10 255.255.255.192 (/26) 1024 62 11 255.255.255.224 (/27) 2048 30 12 255.255.255.240 (/28) 4096 14 13 255.255.255.248 (/29) 8192 6 14 255[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Command Interpreter H-1 Appendix H Command Interpreter The following describes how to use the command interpreter. Enter 24 in the main menu to bring up the system m a intenance m enu. Enter 8 to go to Menu 24.8 - Comm and Interpreter Mode . See the included disk or zyxel.c o m for m ore detail [...]

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ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Log Description I-1 Appendix I Log Descriptions Chart I-1 System Maintenance Log s LOG MESSAGE DESCRIPTION SMT Login Successfully Someone has logged on to the Z yAIR's SMT interface. SMT Login Fail Someone has failed to log on to the ZyAIR 's SMT interface. WEB Login Successfully Someo[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge I-2 Log Description Chart I-2 ICMP Notes TYPE CODE DESCRIPTION 3 Port unreachable 4 A packet that needed fragmentation was dropped because it was set to Don't Fragment (DF) 5 Source route failed 4 Source Quench 0 A gateway may discard internet datagram s if it does not have the buffer space[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Log Description I-3 Chart I-2 ICMP Notes TYPE CODE DESCRIPTION 16 Information Reply 0 Information reply message Chart I-3 Sys log LOG MESSAGE DESCRIPTION Mon dd hr:mm:ss hostname src="<srcIP:srcPort>" dst="<dstIP:dstPort>" msg="<msg>" note="&l[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge I-4 Log Description Displaying Logs Use the sys logs display command to show all of the logs in the ZyAIR’s log. Use the sys logs category display command to show the log settings for all of the log categories. Use the sys logs display [log category] comm and to show t he logs i n an individua[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Power Adaptor Specifications J-1 Appendix J Power Adaptor Specifications NORTH AMERICAN PLUG STANDARDS AC Power Adaptor Model AD48 -120120 0DUY Input Power AC120Volts/60Hz/0.25A Output Power DC12Volts/1.2A Power Consumption 10 W Safety Standards UL, CUL (UL 1950, CSA C22. 2 No.234-M90) NORTH AME[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge J-2 Power Adaptor Specific ations JAPAN PLU G STANDA RDS AC Power Adaptor Model JOD-48-1124 Input Power AC100Volts/ 50/60Hz/ 27VA Output Power DC12Volts/1.2A Power Consumption 10 W Safety Standards T-Mark (Japan Dentori) AUSTRALIA AND NEW ZEALAND PLUG STANDARDS AC Power Adaptor Model AD-120 1200[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Index K-1 Appendix K Index A Ad-hoc Config uration............................................. D-2 Alternative Subnet Ma sk Notati on .......................... F-3 Antenna Directional ......................................................... E-2 Omni-directio na l .............................[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge K-2 Index IEEE 802. 11 ...........................................................D-1 Independent Basic Serv ic e Set ................. D-2, 4-8, 7-4 Infrastructure Conf iguration ................................... D-3 Internet acc ess........................................................10-1[...]

ZyAIR B-420 Wireless LAN Ethernet Ada pter and Bridge Index K-3 Accessing ZyAI R ............................................... A-2 Password ............................................................ A-1 Start-Up.............................................................. A-1 U Upload Firm ware..................................................[...]