Aironet BR2000-E Guia do Utilizador

Technical Reference Manual Aironet Wireless Client Products Supported: UC3500, MC3500 DOC 709-004237-B0 Wireless Communications, Inc. UCE.BK Pa

viii Contents Appendix B - Console Menu Tree ...B-1 Appendix C -

7 - 2 Aironet Wireless Client OverviewThe Simple Network Management Protocol (SNMP) provides an indus-try standard mechanism for the exchange of ma

Configuring SNMP 7 - 3NOTE: The IP address must be assigned before the Aironet Wireless Cli-ent can be accessed by an NMS running SNMP. See Chapter

7 - 4 Aironet Wireless Client Setting Up SNMP Communities (Communities)The communities option contains a menu that allows control access to the SNM

Configuring SNMP 7 - 5An SNMP community consists of the following:n Name: The default set of communities is “Public, Proxy, Private, Regional, and C

7 - 6 Aironet Wireless Client Setting a Community Access Mode (Access)Use the access option to set the community access mode. There are two types o

Configuring SNMP 7 - 7Setting or Removing Allowed NMS Node IDs (Nid)Use the nid option to set or remove allowed NMS node IDs. If the com-munity has

7 - 8 Aironet Wireless Client The following trap messages will be sent as they occur: n A cold start trap will be sent when the unit first powers up

Configuring SNMP 7 - 9Specifying the Type of Log to Cause an SNMP Trap (Loglevel)The Aironet Wireless Client may be configured to generate an enterpr

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Chapter 8 - Viewing Statistics8CHAPTER 8Viewing StatisticsThis chapter describes how to use the Statistics Menu to monitor the performance of the Airo

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8 - 2 Aironet Wireless ClientViewing the Statistics MenuThe Statistics Menu provides easy access to a variety of statistical infor-mation regarding

Viewing Statistics 8 - 3Throughput Statistics (Throughput)The Throughput Statistics Display provides a detailed summary of the radio data packets pa

8 - 4 Aironet Wireless Clientn Highest Rate: Displays the highest rate recorded since the statistics were last cleared. n Packets: Displays the num

Viewing Statistics 8 - 5n Buffer Full Frames Lost: Number of frames lost due to a lack of buffer space in the unit. n Duplicate Frames: Number of

8 - 6 Aironet Wireless ClientRecording a Statistic History (Watch)Use the watch option to record the values of a chosen statistic over time. Once y

Viewing Statistics 8 - 7Displaying a Statistic History (History)Use the history option to display the history of the statistic that is cur-rently be

8 - 8 Aironet Wireless ClientDisplaying Node Information (Node)The node command displays current Ethernet or Serial information about the client.n

Viewing Statistics 8 - 9Displaying ARP Information (ARP)The ARP command displays the ARP table of IP to MAC addresses. It also displays whether the

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Chapter 9 - Setting Up the Association Table9CHAPTER 9Setting Up the Association TableThis chapter describes the procedures for setting up the Associa

x List of Figures Figure 0.1 - Universal Client or Multi-Clients Connect to an Access Point ...

9 - 2 Aironet Wireless ClientOverviewClient nodes and repeaters request to be associated with a parent so the parent will forward data frames. This

Setting Up the Association Table 9 - 3Using the Association MenuThe Association Menu contains options that allow you to view the table entries, add

9 - 4 Aironet Wireless ClientThe typical hierarchy display will resemble:Association Monitor Menu (Monitor)The commands in this menu allow you to m

Setting Up the Association Table 9 - 5The version column displays the firmware release level currently run-ning on the unit. If the responding unit i

9 - 6 Aironet Wireless ClientSpecifying How Node Addresses are Displayed (NIDdisp)Use the NIDdisp option to specify how the node addresses are disp

Chapter 10 - Setting Up Event Logs10CHAPTER 10Setting Up Event LogsThis chapter describes how to use the Logs Menu to setup and view event logs on the

10 - 2 Aironet Wireless ClientOverviewThe Aironet Wireless Client produces logs that record the occurrence of significant events occurring within y

Setting Up Event Logs 10 - 3RARP set new IP addressA RARP server answered a request for an IP address with an address different from the one current

10 - 4 Aironet Wireless ClientUnable to locate IP address “ip address”The unit was trying to send a packet to an IP address without knowing the ha

Setting Up Event Logs 10 - 5Lost our association, radio restartedA radio configuration parameter has been changed. All associations will be dropped a

xi List of Tables Table 1.1 - Top Panel Indicator Description ... 1-8 Table 4.1 - Auto Link Test Display

10 - 6 Aironet Wireless ClientUsing the Logs MenuThe event logs are viewed using the Logs Menu. To access this menu, select Logs from the Main Men

Setting Up Event Logs 10 - 7The display will be similar to the following:n First Line: “OLDEST” indicates the end of the buffer display. This will a

10 - 8 Aironet Wireless ClientSpecifying the Type of Logs to Print (Printlevel)Use the printlevel option to specify the type of event logs to appe

Setting Up Event Logs 10 - 9Specifying the Type of Logs to Light Status Indicator (Ledlevel)Use the ledlevel option to have the indicator status lig

10 - 10 Aironet Wireless Client2. You will be prompted for the statistics category. Enter the number or the short form. The short form is used to

Setting Up Event Logs 10 - 11Forwarding Logs to a Unix System (Syslog)Use the syslog option to forward all logs printed on the Console (as controlle

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Chapter 11 - Performing Diagnostics11CHAPTER 11Performing DiagnosticsThis chapter describes how to use the Diagnostics Menu to maintain the Aironet Wi

11 - 2 Aironet Wireless Client Using the Diagnostics MenuDiagnostics are performed using the Diagnostics Menu. To access this menu, select Diagnost

Performing Diagnostics 11 - 3Resetting the Configuration (Reset)Use the reset option to return the Ident, Radio, or Filter portions of the configurati

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11 - 4 Aironet Wireless Client When starting a telnet session with the connect option:n Make sure the telnet option on the remote is enabled before

Performing Diagnostics 11 - 5The sequence may be up to 10 characters in length. To enter non-printable characters in the sequence you may:n Use the

11 - 6 Aironet Wireless Client Loading New Code Versions (Load)The Aironet Wireless Client code is stored in a flash memory chip inside the unit. Us

Performing Diagnostics 11 - 7Downloading Using Xmodem Protocol (Xmodem/Crc-xmodem)Use the Xmodem or CRC-xmodem options to load the new firmware ver-s

11 - 8 Aironet Wireless Client When the unit powers up, the boot block checks the integrity of the application code. If it is valid, the boot block

Performing Diagnostics 11 - 9When you select the FTP option, the Diagnostics Load FTP Menu appears:Downloading a New Firmware/Configuration File (Get

11 - 10 Aironet Wireless Client 4. Select the password option and type the password associated with the username.If downloading from another Airone

Performing Diagnostics 11 - 11è To Upload Firmware using FTP:1. Select the dest option and type the IP address of the remote PC, host or Aironet Wir

11 - 12 Aironet Wireless Client Distributing Firmware or Configuration (Distribute)Use the distribute option to send the firmware or configuration fro

Performing Diagnostics 11 - 13If the distribute is done without a password, the load will be ignored by remote units with a configured password. If a

xiii Aironet Wireless Client About the Technical Reference Manual This manual covers the installation, configuration, control, and maintenance of you

11 - 14 Aironet Wireless Client Downloading Using the Internet Boot Protocol (Bootp/DHCP) The Bootp/DHCP option is enabled by default when the Airo

Performing Diagnostics 11 - 15NOTE: The current configuration is not set back to the defaults before the file is processed. Therefore, the file content

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Appendix A - Aironet Wireless Client SpecificationsLAN Interfaces Supported Radio Characteristics * Depends on regulatory domainCable Specifications

A-2 Aironet Wireless Client Physical SpecificationsItem DescriptionSize 20 x 15 x 5 cm (7.8 x 5.9 x 1.9 inches)Status Indicators Top Panel – Radio

A-3Console Port Pin-OutThe Console Port is a DCE using a DB-9 female connector. The follow-ing table describes the pinouts on the connector and ho

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Appendix B - Console Menu TreeThe Console system consists of multiple sub-menus that branch off the Main Menu, much like a tree. This Appendix provide

B-2 Aironet Wireless ClientEthernet Ethernet configurationActive Connection activeSize Maximum frame sizeAdd Add a client addressRemote Remove a cl

B-3Linemode Console expects complete linesRemote Control remote accessTelnet Allow telnet connectionsHttp Manage HTTP connectionsFrame Use HTML fr

Aironet Wireless Client xiv Chapter 10 – Setting Up Event Logs – Outlines the procedures for setting up Event Logs and lists the common error l

B-4 Aironet Wireless ClientLogs Alarm and log controlHistory Log and alarm historyClear Clear the history bufferPrintlevel Type of logs to printLo

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Appendix C - SNMP VariablesThe Aironet Wireless Client supports the Simple Network Management Protocol (SNMP). SNMP provides an industry standard mech

C-2 Aironet Wireless ClientThe Interfaces GroupMIBII.interfaces (1.3.6.1.2.1.2.x)The Address Translation Group (deprecated by MIB-II)MIBII.at (1.3

C-3The IP GroupMIBII.ip (1.3.6.1.2.1.4.x)Object Id Object Name Object Type Access 1 ipForwarding integer read 2 ipDefaultTTL integer write 3 ipInR

C-4 Aironet Wireless ClientThe ICMP GroupMIBII.icmp (1.3.6.1.2.1.5.x)The UDP GroupMIBII.udp (1.3.6.1.2.1.7.x)Object Id Object Name Object Type Acc

C-5The Transmission groupMIBII.transmission.dot3 (1.3.6.1.2.1.10.7.x)Object Id Object Name Object Type Access 1 dot3Table Sequence of dot3entry 1.

C-6 Aironet Wireless ClientThe SNMP GroupMIBII.snmp (1.3.6.1.2.1.11.x)Object Id Object Name Object Type Access 1 snmpInPkts counter read 2 snmpOut

C-73.2 The Custom MIBThe Configure Ethernet GroupACCESSPOINT.configuration.cfgEthernet (1.3.6.1.4.1.551.2.2.1.1.x)The Configure ARLAN GroupACCESSPOIN

xv Aironet Wireless Client Typographical Conventions When reading the technical reference manual, it’s important to under-stand the symbol and f

C-8 Aironet Wireless ClientThe Configure Console GroupACCESSPOINT.configuration.cfgConsole (1.3.6.1.4.1.551.2.2.1.4.x)The Configure SNMP GroupACCESSP

C-9The Configure Logs GroupACCESSPOINT.configuration.cfgLogs (1.3.6.1.4.1.551.2.2.1.6.x) The Configure Ident GroupACCESSPOINT.configuration.cfgIdent

C-10 Aironet Wireless ClientThe Logging GroupACCESSPOINT.logging (1.3.6.1.4.1.551.2.2.3.x)Object Id Object Name Object Type Access 1 logTable Seq

C-11The Admin GroupACCESSPOINT.admin (1.3.6.1.4.1.551.2.2.4.x)The Admin LinkTest GroupACCESSPOINT.admin.adminLinktest (1.3.6.1.4.1.551.2.2.4.2.x)O

C-12 Aironet Wireless ClientThe Admin FTP GroupACCESSPOINT.admin.adminFTP (1.3.6.1.4.1.551.2.2.4.3.x)Object Id Object Name Object Type Access 1 ad

Appendix D - Aironet Technical Support User’s GuideUse the User’s Guide document number 710-004236 to learn more about operating your Aironet unit.Co

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I-iBBOOTP/DHCP protocol 11-11CCommandscommand line mode 2-6Configurationbacking up via console port 3-3backing up via FTP 11-10loading via FTP 11-8res

I-ii from automatic linktest 4-10how alarms set status indicator 10-7locking status indicator 10-9top panel 1-7Installationantenna 1-3indicator dis

I-iiiRRadio Networkconfiguration menu 4-3overview 4-2Registration Tabledisplay of node addresses 9-5displaying the table 9-3overview 9-2viewing the me

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Aironet Wireless Client xviiWelcome to the Aironet Wireless ClientThe Aironet Wireless Client operates by associating to an Access Point or Bridge t

Aironet Wireless Communications, Inc.No part of this document may be reproduced or transmitted in any form or by any means, electronic or mechanical,

xviii Aironet Wireless ClientThere are two common applications for the Serial Client: n Replacing a serial cable with a wireless link. The cable bet

Aironet Wireless Client xixData Transparency and ProtocolsThe Aironet Wireless Client transports data packets transparently as they move through the

xx Aironet Wireless ClientProtocols SupportedProtocols supported:n TCP/IP based protocol products.n SNMP Protocol: The resident agent is compliant w

Aironet Wireless Client xxiRadio RangesThe following section provides general guidelines on factors that influence infrastructure performance.Site Su

xxii Aironet Wireless Clientn Physical Environments. Clear or open areas provide better radio range than closed or filled areas. Also, the less clutt

Aironet Wireless Client xxiiiTerminologyWhen configuring your system, and when reading this manual, keep in mind the following terminology:Associatio

xxiv Aironet Wireless ClientRoot Unit – The root unit is an Access Point that is located at the top, or starting point, of a wireless infrastructure

Aironet Wireless Client xxv Figure 0.1 - Universal Client or Multi-Clients Connect to an Access PointThis is the most common use of the Universal C

xxvi Aironet Wireless Client Figure 0.2 - Ethernet Universal Clients OnlyIf you do not need a wired infrastructure, you may set the Ethernet Univer

Aironet Wireless Client xxvii Figure 0.3 - Serial Universal Clients OnlyIf both ends of the serial connection are to be Serial Universal Clients an

About the Technical Reference Manual ... xiiiTypographical Conventions .

xxviii Aironet Wireless Client Figure 0.4 - Multi-Clients Connected to an Access PointThis is the most common use of the Multi-Client. Up to four n

Aironet Wireless Client xxix Figure 0.5 - Multi-Clients Connected to a Bridge UnitThe Multi-Client can communicate to the infrastructure backbone v

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Chapter 1 - Installing the Aironet Wireless Client for Ethernet or Se-rial1CHAPTER 1Installing the Aironet Wireless Client for Ethernet or SerialThis

1 - 2 Aironet Wireless Client Before You StartAfter unpacking the system, make sure the following items are present and in good condition:n Airone

Installing the Aironet Wireless Client for Ethernet or Serial 1 - 3InstallationThis section describes the procedures for installing the Aironet Wire

1 - 4 Aironet Wireless Client NOTE: If you are using a remote antenna with your Aironet Wireless Cli-ent, connect the coaxial cable to the antenna

Installing the Aironet Wireless Client for Ethernet or Serial 1 - 52. Set the terminal to 9600 Baud, No-Parity, 8 data bits, 1 Stop bit, and ANSI co

1 - 6 Aironet Wireless Client Attaching the AC/DC Power Pack and Powering On1. Insert the small plug on the end of the AC/DC power pack cord into

Installing the Aironet Wireless Client for Ethernet or Serial 1 - 7Viewing the Indicator DisplaysTop Panel IndicatorsThe indicators are a set of dis

ii Contents Installing the Console Port Cable ... 1-4Installing

1 - 8 Aironet Wireless Client Table 1.1 - Top Panel Indicator DescriptionTypeIndicator DisplayDescriptionRadio Status InfrastructureNonassociated

Installing the Aironet Wireless Client for Ethernet or Serial 1 - 9Back Panel Indicators (Ethernet Only)The back panel indicators are shown in Figur

1 - 10 Aironet Wireless Client Using the Mounting BracketTo mount the Aironet Wireless Client to a wall, use the mounting bracket.1. Select the lo

Installing the Aironet Wireless Client for Ethernet or Serial 1 - 115. Push the unit slightly against the bracket. Slide the unit in the direc-tion

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Chapter 2 - Accessing the Console System2CHAPTER 2Accessing the Console SystemThis chapter describes the methods used to access the Console system of

2 - 2 Aironet Wireless Client Access MethodsThere are many ways in which you may configure and monitor the Aironet Wireless Client. When the unit is

Accessing the Console System 2 - 3Using the ConsoleThe Console system is organized as a set of menus. Each selection in a menu list may either take

2 - 4 Aironet Wireless Client To select an item from the menu you may either enter the number dis-played beside the selection, in which case you ar

Accessing the Console System 2 - 5n Integers: A decimal integer. The prompt will indicate the range of allowed values.Enter a size between 1 and 100

Contents iii Removing a Remote Host (Remove) ... 2-17Monitoring of the

2 - 6 Aironet Wireless Client Commands That Display InformationThere are several types of commands that display information to the operator. All di

Accessing the Console System 2 - 7Example 1: To access the Radio Configuration Menu (located two sub-menus down):1. At the Main Menu prompt type:conf

2 - 8 Aironet Wireless Client You may disable telnet access to the Aironet Wireless Client with a menu configuration command. See “Enabling Telnet o

Accessing the Console System 2 - 9n Option: Contains the menu selections as a list of hyper-links. If the selection is a sub-menu, the selection nam

2 - 10 Aironet Wireless Client About the MenusPerform the following general functions using menus:n Configuration: Allows you to configure Ethernet o

Accessing the Console System 2 - 11Using the Configuration Console MenuThe Console system is configured using the Configuration Console Menu. To access

2 - 12 Aironet Wireless Client Setting the Communication Port Parameters (Port)Use the port option to set the following Aironet Wireless Client por

Accessing the Console System 2 - 13Hardware: The Aironet Wireless Client will use the RTS and CTS lines to control the flow of characters. The Airone

2 - 14 Aironet Wireless Client è To Set a Privilege Level:1. Select Privilege from the Main Menu.Enter one of [off, readonly, write] : 2. Type the

Accessing the Console System 2 - 15CAUTION: Make sure you write down the passwords you have established and keep them in a safe place. If you forget

iv Contents Setting the Automatic Link Test Mode (Autotest) ... 4-11Continuously Running a Link Te

2 - 16 Aironet Wireless Client Using the Remote MenuThe Configuration Console Remote Menu is used to restrict remote access to a list of specific hos

Accessing the Console System 2 - 17Displaying a Host List (Display)Use the host option to display the list of remote hosts.Adding a Remote Host (Add

2 - 18 Aironet Wireless Client Monitoring of the DTR SignalThe Aironet Wireless Client monitors the state of the Data Terminal Ready (DTR) signal.

Chapter 3 - Before You Begin3 CHAPTER 3Before You BeginThis chapter provides a general introduction to the Configuration Menu and describes the proced

3 - 2 Aironet Wireless Client Viewing the Configuration MenuOnce you have completed the installation, the next step is to use the Configuration Menu

Before You Begin 3 - 3Snmp: Used to configure the Aironet Wireless Client for use with the Simple Network Management Protocol. See Chapter 7 “Configur

3 - 4 Aironet Wireless Client è To Back Up Configurations:NOTE: Commands may vary depending on the communications program used.1. In the terminal e

Before You Begin 3 - 54. Enter your configuration command choice. 5. Save the file after the commands have been dumped.6. Turn Save to File to “Off”.7

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Chapter 4 - Configuring the Radio Network4CHAPTER 4Configuring the Radio NetworkThis chapter describes the procedures for configuring the Aironet Wire-le

Contents v Specifying the IP Subnet Mask (Inmask) ... 6-3Setting SNMP Locat

4 - 2 Aironet Wireless Client OverviewWhen configuring the radio network, all units should be configured while in close proximity to each other. This

Configuring the Radio Network 4 - 3Using the Configuration Radio MenuThe radio network is configured using the Configuration Radio Menu. To access this

4 - 4 Aironet Wireless Client Basic Rates (Basic_rates)Use the rates option to set the list of data rates at which the unit will be allowed to send

Configuring the Radio Network 4 - 5Using the Configuration Radio IEEE 802.11 MenuAdding IEEE 802.11 Management Packet Extensions (Extend)If this para

4 - 6 Aironet Wireless Client When the transmitted packet is large enough, a small packet is sent out (an RTS). The destination node must respond wi

Configuring the Radio Network 4 - 7Running a Link Test (Linktest)The linktest option is used to test the transmission quality between Airo-net Wirel

4 - 8 Aironet Wireless Client Running a Multicast Test (Multicast)The multicast option is used to test transmission conditions within local radio ce

Configuring the Radio Network 4 - 9The time is displayed in milliseconds. Each packet contains the time it was sent. When a packet is received by th

4 - 10 Aironet Wireless Client Running a Remote Linktest (Remote)Use the remote option to run a multicast link test between a client node associated

Configuring the Radio Network 4 - 11Viewing Errors (Errors)The errors option is used to view the Radio Error statistics that may have occurred durin

vi Contents Radio Error Statistics (Radio) ... 8-4Displayi

4 - 12 Aironet Wireless Client The Autotest procedure can be used to help determine the placement of repeater units. For example, at each prospectiv

Configuring the Radio Network 4 - 13Using the Configuration Radio Extended MenuThe extended radio parameters are not normally modified, but some may h

4 - 14 Aironet Wireless Client Setting Retry Transmission Time (Count_Retries)The count_retries option allows the user to establish a particular lev

Configuring the Radio Network 4 - 15Setting Fragment Size (Fragment)This parameter determines the largest packet size that may be transmit-ted. Pack

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Chapter 5 - Configuring the Ethernet or Serial Port5CHAPTER 5Configuring the Ethernet or Serial PortThis chapter describes the procedures for configuring

5 - 2 Aironet Wireless ClientUsing the Configuration MenuThe Ethernet or Serial Port is configured using the Configuration Menu. To access this menu,

Configuring the Ethernet or Serial Port 5 - 3Setting Client Addresss (Add, Remove, Display)Use the add, remove, or display options to update the cli

5 - 4 Aironet Wireless ClientForwarding by Control Character (Delimiters)If the protocol being used over the serial connection is packet based and

Configuring the Ethernet or Serial Port 5 - 5Partner Address (Partner)Normally the partner address is speciÞed as an IP address in which case the IP

Contents vii Forwarding Logs to a Unix System (Syslog) ... 10-11Enabling Indicator St

5 - 6 Aironet Wireless ClientTelnet Connection and Terminal Type (Telnet, Type)If the connection is to or from a host, the Serial Client may be con

Configuring the Ethernet or Serial Port 5 - 7You may select one of 300, 1200, 2400, 9600, 19200, 38400, 56800 or 115200 bits per second, 7 or 8 bits

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Chapter 6 - Setting Network Identifiers6CHAPTER 6Setting Network IdentifiersThis chapter describes the procedures for setting the Aironet Wireless Clien

6 - 2 Aironet Wireless Client Using the Configuration Ident MenuNetwork identifiers are entered using the Configuration Ident Menu. To access this menu

Setting Network Identifiers 6 - 3Typically, there is no need to use a value other than the default network ID. However, if your LAN addresses are lo

6 - 4 Aironet Wireless Client Setting SNMP Location and Contact Identifiers (Location, Contact)Use the location and contact options to specify the lo

Setting Network Identifiers 6 - 5If the destination address is on another subnet and matches the infra-structure portion of a net entry in the table

6 - 6 Aironet Wireless Client Entering a Host Route (Host)Host routes control the forwarding of packet to a single host address. You will be prompte

Chapter 7 - Configuring SNMP7CHAPTER 7Configuring SNMPThis chapter describes how to configure the Aironet Wireless Client for use with the Simple Network