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Buffalo AirStation WLA-L11G User Manual

Buffalo wla-l11g access point: user guide
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Download this manual See also: Setup Manual
Communications Between Ethernet LAN
and Wireless LAN
What is Next?
Troubleshooting
Self-Diagnostic Function
Setting Screen Tables
Glossary
Product specifications
This manual explains the procedure for commu-
nications between Ethernet LAN and wireless
LAN, examples of AirStation settings, and reme-
dies for troubleshooting problems. Refer to this
manual as necessary.
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Summary of Contents for Buffalo AirStation WLA-L11G

  • Page 1 Communications Between Ethernet LAN and Wireless LAN What is Next? Troubleshooting Self-Diagnostic Function Setting Screen Tables Glossary Product specifications This manual explains the procedure for commu- nications between Ethernet LAN and wireless LAN, examples of AirStation settings, and reme- dies for troubleshooting problems. Refer to this manual as necessary.
  • Page 2 Using this Manual This section explains the symbols used in this manual. Symbols Caution Items to which you must pay attention when handling the product. Failure to follow this mark may result in personal injury and/or damage to the equipment. Note Supplementary information that you should know when handling the product.
  • Page 3 Communication between a wireless LAN and a wired LAN This chapter describes how to use an AirStation when communicating between a wireless LAN and a wired LAN. Network Configuration Illustration Current Network Environment : Wired LAN Network Desired Network : Network comprising wireless and wired LAN PCs. Setup Flow The setup flow for communication between wired LAN PCs and wireless LAN PCs is given below..

  • Page 4: Table Of Contents

    Communications Between Ethernet LAN and Wireless LAN ... 4 Configuration ... 4 Work Flow Chart ... 5 Installation ... 6 Preparing AirStation Settings (on the Settings Personal Computer) ... 7 AirStation Settings (Settings Personal Computer) ... 14 Connecting To AirStation ... 20 Communications With Other Personal Computers ...
  • Page 5 Glossary... 66 Product Specifications ... 70 Specifications... 70 LAN Port Connector Specifications ... 71 WLAR-L11 Reference Manual...

  • Page 6: Communications Between Ethernet Lan And Wireless Lan

    Communications Between Ethernet LAN and Wireless LAN This section explains the procedure for enabling communication between personal com- puters on an Ethernet LAN and personal computers on a wireless LAN using AirStation. Installation Connection to the AirStation, hub, ground wire, and Power supply is shown below. Be sure to use the supplied AC adapter power supply.

  • Page 7: Preparing Airstation Settings

    Preparing the AirStation Settings (on the Personal Computer) The AirStation settings are preformed using a personal computer on the Ethernet LAN. For the proper AirStation setting, make sure that the following software are installed in the personal computer (hereafter called the settings personal computer) on the Ethernet LAN. TCP/IP protocol .
  • Page 8 Restart Windows 98/95. The TCP/IP protocol settings for the settings personal computer is completed. Refer to "Installing AirStation Manager" (page 14). WLA-L11 User’s Manual Select TCP/IP, and then click the Properties button. Click the IP Address tab, and set the IP address.
  • Page 9 Adding TCP/IP Protocols (Windows 98/95) If the TCP/IP Protocol is not in added to the settings personal computer, add the protocol using the following procedure. Click the Start button, and select Settings, Control Panel, and then Network. This completes the TCP/IP protocol installation. Continue to the “TCP/IP Protocol Settings”...

  • Page 10: Windows 2000

    Windows 2000 The TCP/IP protocol is set on the settings personal computer using the following procedure. Start Windows 2000, and log on using your logon name (e.g., Administrator with administrator access). Click the Start button. Then select Settings and Network and Dial-up Connec- tions.
  • Page 11 Refer to "Installing AirStation Manager" (page 14). Set the IP address, and click the OK button. If there is a DHCP server on the network, select "Obtain an IP address automatically". For IP address settings, refer to "Allocating IP Addresses" (page 52) in Chapter 3 Troubleshooting.
  • Page 12 Adding the TCP/IP Protocols (Windows 2000) If the TCP/IP Protocol is not in added to the settings personal computer, add the protocol using the following procedure. Click the Start button, and then select Settings and Network and Dial-up Con- nections. Double-click the Local Area Connection icon.
  • Page 13 Check if the Internet Protocol (TCP/IP) is added. This completes the TCP/IP protocol installation. Continue to the “TCP/IP Protocol Settings” (Windows 2000) section procedure Step 6. WLA-L11 User’s Manual...
  • Page 14 WindowsNT4.0 Make the TCP/IP protocol settings on the settings personal computer using the following procedure. Start the personal computer. Click the Start button, and then select Settings and Control Panel. Double-click the Network icon. If Internet Protocol (TCP/IP) is not displayed, refer to the Adding TCP/IP Proto- cols (Windows NT 4.0) section (page13).
  • Page 15 Restart Windows NT 4.0. The TCP/IP protocol is set the settings personal computer. Refer to "Installing AirStation Manager" (page 14). Adding the TCP/IP Protocol (Windows NT 4.0) If the TCP/IP Protocol is not in the settings personal computer, add the protocol using the following proce- dure.
  • Page 16 This completes the TCP/IP protocol installation. Continue to the “TCP/IP Protocol Settings” (Windows NT 4.0) section procedure Step 5. Installing AirStation Manager Install the AirStation Manager in the settings personal computer using the following procedure. Insert the AirStation Series Driver CD in the CD-ROM drive. Click the Start button, and select Run...
  • Page 17 Refer to "AirStation Settings (Settings Personal Computer)" (page 16). To remove AirStation Manager, click the Start button, and select Programs, MELCO AirStation, and Uninstall AirStation Manager, and then follow the instruction on screen. Click the Next button. Select the directory in which you want to install AirStation Manager, and click the Next button.

  • Page 18: Airstation Settings (Settings Personal Computer)

    AirStation Settings (Settings Personal Computer) Make sure a Web browser is installed before making the AirStation settings. For the installation procedure, refer to the manual supplied with the Web browser. (Microsoft Internet Explorer is installed as standard on Windows 98 and Windows 2000.) Setting Procedure.
  • Page 19 • If "Network Adapter Is Not Installed is displayed", the drivers for the wireless LAN card have not been installed. Refer to the LAN board manual, and install the drivers. • If "Network Adapter Settings Error is displayed", the TCP/IP settings have not been set correctly.
  • Page 20 Settings Completed will be displayed. Close the Web browser. This completes the AirStation settings. Continue to "Connecting To the AirStation" (page 21). WLA-L11 User’s Manual When the settings screen comes up, click the Exit button in the Easy Instal- lation Wizard Screen to close the Easy Installation Wizard.
  • Page 21 Windows 2000/NT 4.0 The AirStation is set in the settings personal computer using the following procedure. Click the Start button, and select Programs, MELCO AirStation, and then AirStation Manager. Select Edit, and Search AirStation. Windows will search for the AirStation. Select the AirStation once it has been found and then select Admin, and Set IP Address.
  • Page 22 Repeat from step 11 onwards in the Settings Procedure(page 16), for comple- tion of the AirStation setting. WLA-L11 User’s Manual Your Web browser will start automatically, and the settings screen will be displayed. When the settings screen is not displayed after the Web browser starts, refer to the "Setting Screen Is Not Dis- played"...

  • Page 23: Connecting To Airstation

    Connecting To the AirStation After the AirStation setting is completed the following procedure is need to connect the wireless LAN to the AirStation. • Create the AirStation information files. • Set the wireless LAN personal computer settings. • Install the Client Manager. •...
  • Page 24 Creation of the application information file is completed. Continue to "Setting the Wireless LAN Personal Computer" (page 22). Setting the Wireless LAN Personal Computer In order to make the communication between the Ethernet LAN and the wireless LAN possible, you must set the wireless LAN personal computer settings.
  • Page 25 Select "Client Manager Installation" and click Next. Quit any other applications that are running and then click OK. Click NEXT. Check that the destination directory for Client Manager is correct and click NEXT. If you want to change the directory, enter the path, select the appropriate drive and click NEXT.
  • Page 26 Go to "AirStation Connection Settings" on page 25. To uninstall the Client Manager, click Start and select MELCO Wireless LAN and then Uninstall Client Manager and follow the screen prompts. WLA-L11 User’s Manual Click OK. This completes Client Manager installation.
  • Page 27 AirStation Connection Settings Connect the AirStation using the following procedure. From the wireless LAN personal computer, click the Start button, and select Programs, MELCO Wireless LAN, and then Client Manager. Insert the AirStation Information Files Disk into the floppy disk drive. Select File, and Open.
  • Page 28 After connecting to the AirStation, a slow baud rate of 2 Mbps or similar may be displayed. When communications actually begin, the correct baud rate will be displayed. Continue to "Checking AirStation Connection" (page 26). Checking AirStation Connection Use the client manager to check the connection between the AirStation and the wireless LAN personal com- puter.
  • Page 29 Connection Test Results The connection test result display the connection status and the radio status. The following table shows the test result in detail Connection status The overall diagnosis results are displayed as a combination of connection status and radio status. Very good: No overall problem Bad: Indicates an unstable status If the diagnosis is unstable, perform the following corrective measures.

  • Page 30: Communications With Other Personal Computers

    Communications With Other Personal Computers After check the connection to the AirStation use the following procedure to connect personal computers on the Ethernet LAN using the wireless LAN computers. Double-click the Network Neighborhood icon on the Desktop. The personal computers connected to the Ethernet LAN and the wireless LAN network will be dis- played.

  • Page 31: What Is Next

    What is Next? This section explains how to change the AirStation settings, and their various uses. Displaying AirStation Setting Screen The AirStation setting screen can be displayed using the following procedure. Refer to the "Installing AirStation Manager" (page 14) section in Chapter 1, Communications Between Ethernet LAN and Wireless LAN, and install the AirStation Manager.

  • Page 32: Enabling And Disabling Roaming Function

    Enabling and Disabling Roaming Function While moving from one room to another using one roaming function, you can switch AirStations without new setting automatically. Set the roaming function can be set using the following procedure. Be sure to set the roaming function from a personal computer on the Ethernet LAN. If you set the roaming function from a personal computer on the wireless LAN, you cannot to con- nect to the AirStation.
  • Page 33 Setting the Wireless LAN Personal Computer From the wireless LAN personal computer, click the Start button, and select Programs, MELCO AIRCONNECT, and then Client Manager. WLA-L11 User’s Manual Select File, and Manual... When you set the roaming function to be enable, the ESS ID of the AirStation will be changed to "000000"...

  • Page 34: Limiting Connections From Wireless Lan Personal Computers

    Limiting Connections from Wireless LAN Per- To limit connections to the AirStation from a wireless LAN personal computer, use following procedure. After setting only wireless LAN personal computers that have been registered can communicate with Ether- net LAN personal computers. Setting Procedure Refer to the "Displaying AirStation Setting Screen"...
  • Page 35 "Add MAC Address" will be displayed. Click the Return button. Complete Setting will be displayed. Click the Back button on the Tool Bar. This way, only wireless LAN personal computers that are registered in the Available Wireless LAN Com- puters field will be able to communicate with personal computers on the Ethernet LAN. To disable a personal computer with a registered MAC address, clear the Inhibit Con- nection check box for the relevant MAC address in the Available Wireless LAN Computer(s) field, and click the Change button.

  • Page 36: Strengthening Security Using The Wep (Encoding) Function

    Strengthening Security Using the WEP (Encoding) Function You can prevent the external decryption of wireless packets by encoding the packets using the WEP func- tion. The AirStation is set using the following procedure. If the WEP function is already set, communications with Macintosh computers will be dis- abled as the WEP function is not compatible with the Airport WEP function.

  • Page 37: Multiple Airstation Groups

    Multiple AirStation Groups When multiple AirStations are used to communicate with the wireless LAN personal computers on the same floor, the baud rate may be reduced. This is because the AirStations are using the same frequency to commu- nicate simultaneously. If this happens, you can enable communications regardless of other LAN networks by making settings to use different frequencies (wireless channels) in each LAN network (i.e., grouping).

  • Page 38: Setting Send Mode

    Set the AirStation’s LAN board send mode using the following procedure. Refer to the "Displaying AirStation Setting Screen" section (page 29) in Chapter 2, What is Next?, and display the AirStation setting screen. When the AirStation’s send mode is set to full duplex, make sure that the send mode for the connected hub is also set to full duplex.

  • Page 39: Getting Started

    Connecting to the AirStation Using an AirPort-compatible Getting Started The following software is required when the Macintosh AirPort-compatible personal computer is used to share files with Windows personal computers. •Software that supports shared files (e.g., DAVE). Refer to the manual supplied with your software for details of settings to enable file sharing. Setting Method To connect to the AirStation using an AirPort-compatible computer, use the following procedure.

  • Page 40: Checking Airstation's Ip Address

    Checking AirStation’s IP Address You can check AirStation’s IP address validity using the following procedure. Refer to the "Installing AirStation Manager" section (page 14) in Chapter 1, Communications Between Ethernet LAN and Wireless LAN Click the Start button, and then select Programs, MELCO AirStation, and AirStation Manager.

  • Page 41: Checking The Wireless Frequency Status

    Checking the Wireless Frequency Status The status of the wireless frequency between the wireless LAN personal computer and the AirStation can be checked using the following procedure. Click the Start button, and then select Programs, MELCO Wireless LAN, and Client Manager. WLA-L11 User’s Manual On the Menu Bar, select File.
  • Page 42 Connection Test Result The connection test results displaies the connection status and the radio status. The following table shows the test result in detail. Connection status The overall diagnosis results are displayed as a combination of connection status and radio status. Very good: No overall problem Bad: Indicates an unstable status If the diagnosis is unstable, perform the following corrective measures.

  • Page 43: Troubleshooting

    Troubleshooting This section explains the possible causes and remedies of a problem that may occur when using this product. Making AirStation Settings "Network Card Is Not Installed" Is Displayed When Starting the Easy Installation Wizard Cause The network adapter drivers are not installed. Remedy Refer to the network adapter manual and install the proper drivers.
  • Page 44 "The Network Protocol Setup Is Incorrect" Is Displayed When Starting the Easy Installation Wizard Cause • TCP/IP setting are incorrect. • Cannot obtain an IP from the DHCP server automatically. Remedy Check if TCP/IP is correctly installed and set. Refer to the "TCP/IP Protocol Setting" section (page 5) in Chapter 1, Communications Between Ethernet LAN and Wireless LAN WLA-L11 User’s Manual...
  • Page 45 "Cannot Find AirStation" Is Displayed When Starting the Easy Installation Wizard Cause (1) The entered MAC address is incorrect when the AirStation is set from the wireless LAN per- sonal computer. Remedy (1) Check and reenter the AirStation’s MAC address. For the MAC address, refer to the Parts Nomenclature and Functions section in Install Manual.
  • Page 46 Setting Screen Is Not Displayed Cause (1) • When a proxy server is set using the Web browser settings, the setting screen is not displayed. • Dial up using a modem is set. Remedy (1) • When the AirStation is set on a network environment with a proxy server, you must change the Web browser’s proxy settings.
  • Page 47 Internet Explorer 4.0 Start Internet Explorer. On the Menu Bar, select View. Then select Internet Options. Click the Connection tab. Enter the AirStation’s IP address in the "Do Not Use Proxy Server for Addresses Begin- ning With:" field, and click the OK button. If you do not know the AirStation’s IP address, search for the AirStation using the AirStation Manager.
  • Page 48 Netscape Navigator 4.0 or Later Start Netscape Navigator. On the Menu Bar, select Edit, and then select Preferences WLA-L11 User’s Manual In the Category field, select Proxies. If Proxies is not displayed, click the + symbol to the left of the Advanced option.
  • Page 49 After making the setting though the wireless LAN personal computer, communication with the AirStation is disabled. Cause (1) The following AirStation function can be set through the wireless LAN personal computer. 1. Changes to the roaming function setting. 2. Changes to the group name. 3.
  • Page 50 4. Enter the following in the Password field, and click the OK button. • If you changed the password (WEP): Enter the password (WEP) set in the AirStation. • If you did not changed the password: Click the OK button without entering anything in the Password field. Check it you can connect to the AirStation and if it does the setting is complete.
  • Page 51 Wireless LAN PC Communications If the "Error Message" is Displayed When you start Client Manager using the wireless LAN personal computer, the error message wireless LAN card cannot be found, is not displayed. Cause (1) The wireless LAN card drivers are not installed correctly. Remedy (1) Refer to the wireless LAN card manual, check that the drivers are installed correctly.
  • Page 52 Cause (3) When you search the network, the connected computers are displayed, but the search process is slow. Remedy (3) Search the computer using the following procedure. (1) Click the Start button, and then select Find, and Computer... (2) In the Named: field, enter the name of the computer connected to the network, and click the Find Now button.
  • Page 53 Windows 2000 If the TCP/IP Protocol is installed, you can check the IP address using the following procedure. 1.Click the Start button, and select Programs, Accessories, and Command Prompt. 2.C:\> will be displayed on screen. Enter IPCONFIG/ALL, and press the Enter key. The IP address and sub-network will be will be displayed in the IP Address/Subnet Mask field.
  • Page 54 Cause (7) TCP/IP protocol is installed, but the IP address setting is incorrect. Remedy (7) Check if the IP address setting is correct. Refer to the "Allocating IP Addresses" section (page 52) in Chapter 3, Troubleshooting. Roaming Function Is Not Operating Correctly Cause The AirStation settings are incorrect.
  • Page 55 Windows 98/95: Read the IP address automatically. Windows 2000: Read the IP address automatically. Windows NT 4.0: Read the IP address from the DHCP server. An IP Address Is Already Allocated to the Personal Computers on the Network Check if the IP address is set in the personal computer by the network manager. An IP Address Is Not Allocated to the Personal Computers on the Network Set the IP address on the personal computers as well as the AirStation using the following procedure.

  • Page 56: Self-Diagnostic Function

    If one of the above errors is displayed, try removing the AC adapter from the socket to restart. If the error is still displayed, send the AirStation directly to TECHWORKS INC./Buffallo Technology repair center. Please call to TECHWORKS INC./Buffalo Technology obtain RMF#. WLA-L11 User’s Manual Explanation Cannot read or write to the internal memory.

  • Page 57: Setting Screen Tables

    Setting Screen Tables This section explains details of the setting screen tables. Bridge Mode (Communications Between the Ethernet LAN and the Wireless LAN) Setting Screen Configuration Main menu Standard Setup Custom Setup Basic Setting(P56) Password Setup(P56) Time Setup Wireless LAN Personal Computer Limit Setting(P56) Power Management Setup Diagnosis Information of the Main Unit(P57)
  • Page 58 Setting Screens Explanation • Items marked with an asterisk (*) can be set using the Standard Setup screen. • For details of the setting items, refer to the on-screen setting Help. Detailed Settings (Bridge Mode) Item AirStation Name* Set the AirStation name. (See note 1) Group Name* Set the group name.
  • Page 59 Machine Diagnostics Item Model name AirStation name Wireless module firm- ware Group name MAC address of wired MAC address of wire- less LAN ESS-ID Wireless roaming func- tion Encryption (WEP) function DS channel IP address Setting IP address Net mask Send number of packets Send number of error packets...

  • Page 60: Glossary

    Glossary This section explains the glossary of terms used in this manual that are required to configure the network. Wireless Channel If there is more than one Wireless LAN network with different ESS-ID on the same floor, and they are com- municating with each other, the baud rate may be slowed, due to the same radio frequency being used.
  • Page 61 TCP/IP (Transmission Control Protocol/Internet Protocol) TCP/IP is a protocol equivalent to the network and transport levels of the OSI reference model, and it is defined using RFC. Consequently, different terminals can communicate with each other using TCP/IP. • Normally, TCP/IP includes the application protocols TELNET and FTP. •...
  • Page 62 Windows 98/95 Identification Screen Displayed Screen Double-click the Network icon and click the "Iden- tification" tab. The following screen will be dis- played. Explanation of Screen Fields The boxes within the screen are as follows: Computer name : The name used to identify the computer on the network. Set a unique name for each personal computer.

  • Page 63: Roaming Function

    Roaming Function If using the roaming function and moving from one room to another room, you can switch the AirStation automatically. With the roaming function, you can easily move from the office to the conference room while maintaining access to the network. Ethernet LAN and Wireless LAN The following terms are used in this manual to clarify the distinction between the wired 10/100 base LAN, and the wireless LAN.

  • Page 64: Product Specifications

    Product Specifications This section explains the AirStation specifications and the LAN port connector specifications. Wireless LAN interface Ethernet LAN interface Power consumption and current consump- tion Weight Dimensions WLA-L11 User’s Manual Specifications Conforming standards IEEE802.11b (wireless LAN standard protocol) RCR STD-33, ARIB STD-T66 (low-power data com- munications system standard) Communications DS-SS simplex (half duplex) operation...

  • Page 65: Lan Port Connector Specifications

    LAN Port Connector Specifications Use the RJ-45 8-pole connector, specified by ISO/IEC8877:1992. MDI Signal Assignment Pin number MDI signal (Not Use) (Not Use) (Not Use) (Not Use) Signal function Send data (+) Send data (-) Receive data (+) Not used Not used Receive data (-) Not used...
  • Page 66 MEMO WLA-L11 User’s Manual...
  • Page 67 Notice The information in this manual is subject to change without notice. TECHWORKS INC. / Buffalo Technology SHALL NOT BE LIABLE FOR TECHNICAL OR EDITO- RIAL ERRORS OR OMISSIONS CONTAINED HEREIN OR FOR INCIDENTAL OR CONSE- QUENTAL DAMAGES RESULTING FROM THE USE OF THIS MANUAL.
  • Page 68 2-01 PY00-26037-DM10-02...

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