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Buffalo Technology WLM2-G54 manual

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Table of contents for the manual

  • Page 1

    WLM2-G54 Users Guide[...]

  • Page 2

    [...]

  • Page 3

    i W arning ........................................................................................................................................................................................................................................................................................... iii PA RT I 1.0 Introduction I ........................[...]

  • Page 4

    ii 9.4.2 Syslog Setup .............................................................................................................. ..................................................................................................................................................... 13 9.4.3 Moved to Netw ork Setup section ..........................[...]

  • Page 5

    iii W arning This section explains the symbols, signs and ter minology used in this manual. The following terminology is used in this manual to distinguish between an Ethernet 10/100B ASE-T LAN and a Wireless LAN and should not be constr ued as gener ally accepted terminology outside this context. A PC with the BUFF ALO Wireless client installed is[...]

  • Page 6

    1 PA R T I 1.0 Introduction I The WLM2-G54 protects customer s’ investments o ver the long term. Buffalo’s new WLAN product, WLM2-G54, is the IEEE802.11g-based access point (AP). The Buffalo solution offers simultaneous commu- nication on both 11Mbps and 54Mbps bands without annoying bottlenecks. High reliability , manageability and standard Bu[...]

  • Page 7

    2 5.0 F eatures The Buffalo AirStation Intelligent access point provides the f eatures necessar y in today ’ s business environment, with a high level of reliability and security . Use of these features along with VPN will allo w the user to hav e the highest security a WLAN can offer . For minimum security measures Buffalo recommends the use of [...]

  • Page 8

    3 TKIP – T empor al Key Integr ity Protocol is an advanced encr yption method using the RC4 algorithm. Instead of using the sequential IV , a random IV will be used, and the IV key definition will be updated regularly at a preset time inter val. MIC – Message Integrity Check is an encr yption method used to prevent a hacker from changing the da[...]

  • Page 9

    4 5.2.3 Spanning T ree (IEEE802.1d) Network looping often results in repeated packet transmission, which causes overloads and interr uption of communications. The Spanning T ree in a network loop disconnects one of the links, rerouting the tr affic in the event of failure, avoiding pack et sending repetition and increasing network stability . 5.3 N[...]

  • Page 10

    5 the Syslog ser ver as a par t of its administra- tive utilities, it is possible to use additional off- the-shelf Syslog ser ver software. 5.5 Easy Support Features Buffalo periodically releases new firmware updates for AirStation products. The firmware is easily uploaded to the AirStation from a PC . Look for new firmware releases on our website.[...]

  • Page 11

    6 system can be set with authenticated security so that only the authorized tenants can access the networ k. Buffalo’ s wireless solution can be used as an optional fee-based ser vice . 6.3 Schools Sometimes it is necessar y for students to hav e per sonal Inter net connections for schoolwork. Wireless LANs make the network connection flexible wi[...]

  • Page 12

    7 mands. With a wireless LAN, any changes in the factor y’ s machine layout can be com- pleted quickly . Wireless flexibility offer s installation and oper ation cost sa vings for the factor y . 6.6 Area Intranets Community buildings such as schools, city halls, gyms, etc ., can be connected by Buffalo’ s wireless LAN system to form an area Int[...]

  • Page 13

    8 7.2 Envir onmental Resistance The WLM2-G54 AP ’ s high durability design allows resistance to en vironmental conditions like temperature changes. Since it is less susceptible to environmental change, it is suitable f or warehouses, public areas and other locations where temperature control is not availab le . Optional dust-proof and waterproof [...]

  • Page 14

    9 5 . After finding an AirStation, select Admin / Set IP address. 6. Either enter the IP and Subnet Mask address in the bo xes or select DHCP . 7. Leav e the Password bo x empty . Click OK. 8. IP address setup is complete . 8.5 Setup Screen 1. Highlight the WLM2-G54, click the "Admin" button, then the "Configure AirStation" tab [...]

  • Page 15

    10 8.6 Input Parameters Through the Client Manag er 1. Click the "Management" to open the next page . 2. Click the "Time Settings" menu on the left (menu section) to set the current time . Click Set. 3. Click the "LAN Setup" menu on the left; then click the "Wireless" menu. 4. Enter appropr iate ESS-ID and ch[...]

  • Page 16

    11 possible to use an y other off-the-shelf software. ■ Note: If the AirStation is already connected by T elnet or Client Manager , you cannot log in from the terminal software . 3. Setup the terminal as follows: Baud rate: 57600 Data bit: 8 Parity: None Stop bit: 1 Flow Control: None 4. When the "Apxxxxxxxxxxxxx login" prompt appear s,[...]

  • Page 17

    12 Manager or T er minal Software setup screen. 4. When login prompt appear s, enter “ root ” as a default login name . 5. Input "?"/press "Enter" to view list of commands. P AR T III 9.0 Detailed Configurations 9.1 Introduction III Although your AirStation will wor k fine in most network environments, you may wish to explor[...]

  • Page 18

    13 9.3 Time Settings Input the correct time manually or input the NTP ser ver on y our networ k. Using NTP Ser ver : Check ON box in NTP . Specify the NTP ser ver name, check inter val, and time zone. (see previous page) 9.4 Manag ement Management Settings includes the follo wing parameter s: Host Setup Time Settings Syslog Setup Unit Information T[...]

  • Page 19

    14 This enables repor ting to the syslog ser ver . Check the "ON" box if y ou want the system logs to be sent to the log ser ver . The setup for the log ser ver should be found in the syslog ’ s manual. The follo wing log type can be tranfered: Setting, Autheutification, Device , Filter , and System. (see previous page) 9.4.3 Moved to N[...]

  • Page 20

    15 Data forwarding can be delay ed by a preset length of time. The dela y time value may be from 4~30 seconds. The default value is 5 seconds. 9.5.4 “ Hello ” Time The Hello message (to the network) broadcast time inter val can be changed. The "Hello" message is used to set up network routing under the Spanning T ree protocol. The int[...]

  • Page 21

    16 9.6.3 Routing T able Entries Set routing information recognition and elimination. Check the item to be eliminated; then click "Delete Checked Items." 9.7 Basic Filter This is a simple f ilter for limiting access to the WLM2-G54. 9.7.1 Filter Settings Four filters can be enabled by clicking “ add the r ule . ” They are: • A setup [...]

  • Page 22

    17 9.9.2 List of the Wir eless PCs Displays the PCs that are comm unicating with the WLM2-G54. Check the "registration" box and click the "change" button to add a MA C address. 9.9.3 Authorized Wireless LAN PCs Displays all MA C addresses that are allowed to communicate with the WLM2-G54. The status shows the current active MA C[...]

  • Page 23

    18 4. Y ou will need the Wireless MA C address of the tar get WLM2-G54. Enter its MA C address in the field labeled "MA C Address of AirStation (Wireless)." Use the format XX:XX:XX:XX:XX:XX for the MA C address. 5. Click "Add." Repeat this process for up to 5 additional access points. 6. Once all of the MAC addresses are entered[...]

  • Page 24

    19 Configure EAP in the Security/802.11g screen. ■ Note: For MA C Access Restriction, do not check the "Enable" bo x until you hav e set up Author ized MA C addresses (Section 9.8.4.3). 9.10.6 Privacy , WEP Set the encr yption method used in wireless communications for the protection of y our data. It is necessar y that the WEP key matc[...]

  • Page 25

    20 9.11.3 Inter val of Checking Connection Inter val timer to check connection with destination host. 9.11.4 Retry Count The number of times a retr y will be at- tempted when a failed connection is detected. The retr y is performed ever y 2 seconds. 9.11.5 Apply De vice Specify wireless device that is applicable Link Integrity function. 9.11.6 Stat[...]

  • Page 26

    21 10.2.1 Unit Information (see previous page) Parameter s used in the WLM2-G54: 1. Model Name: The AirStation model name and firmware ver sion number 2. AirStation Name: The alias f or the AirStation 3. Wired Settings: WLM2-G54 ’ s wired MA C address 4. Wireless Firmware: The wireless LAN card model name and firmware version number 5. Wireless M[...]

  • Page 27

    22 log related to the setup histor y from a browser or T elnet session is recorded. 10.2.5 Ping T est The WLM2-G54 issues a ping test to the tar get PC in order for the AirStation to check the communication link. Input the target device ’ s IP address and click "OK". 10.2.6 Return to Default Setting Allows the user to reinitializ e all [...]

  • Page 28

    23 Additional Information For more information, please consult one of the following: • The on-line help system of your AirStation wireless system - for information about software and driver functionality . • The AirStation web site - for frequently ask ed questions (FA Q ’ s) and Software Updates. Appendix A Range Information • The range of[...]

  • Page 29

    24 Appendix A - Intelligent Access P oint (WLM2-G54) Specifications Frequency Band 2.4GHz channel suppor t Oper ating Channels 11 channels; 20 MHz BW 1:2412, 2:2417, 3:2422, 4:2427, 5:2432, 6:2437, 7:2442, 8:2447, 9:2452, 10:2457, 11:2462 Standards IEEE 802.11g, IEEE 802.3 (10B ASE-T), IEEE 802. 1x/EAP , Wi-Fi Data Rates Suppor ted 54Mbps Fullback [...]

  • Page 30

    25 Appendix B - T roubleshooting This appendix is divided into follo wing sections with each with it ’ s own specific troubleshooting tips: • LED Activity on section B.1. • Other Problems on section B.2. B.1 LED Activity • P ow er LED should be GREEN • Wireless LED should be GREEN if the line is active. If is it blinking GREEN, wireless c[...]

  • Page 31

    26 Client : A PC or a workstation on a networ k. CRC (Cyclic Redundancy Check) : Calculation method used to check the accuracy of a digital tr ansmission over a communications link. Cross-Ov er Wiring: A UTP cable that has its transmit and receive wires crossed to allow communications betw een two devices. DCE (Data Communications Equip- ment) : Ha[...]

  • Page 32

    27 of information that is sent in packets across the Internet or Intr anet. Infrastructur e : A wireless networ k or other small network in which the wireless networ k devices are made a par t of the networ k through the Access Point. ISP (Internet Service Pro vider) : A company that pro vides access to the Inter net and related ser vices. IV (Init[...]

  • Page 33

    28 ROM (Read Only Memory) : P er manent memor y . Router : A device that can connect individual LANs and remote sites to a ser ver . Roaming : The ability to use a wireless device and be able to mo ve from one access point to another without losing the connection. Script : A macro or batch file that contains instr uctions that the computer executes[...]

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    29 Notes:[...]

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    30 Notes:[...]

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    Buffalo T echnology T echnical Suppor t We b USA http://www .buffalotech.com/wireless EUROPE http://www .buffalo-technology .com CHINA http://www .buffalo-china.com T AIW AN http://www .buffalo-tech.com.tw K OREA http://www .buffalotech.co .kr The constantly evolving state of wireless products and operating systems requires Buffalo T echnology to o[...]