Topcomメーカー4001Gの使用説明書/サービス説明書
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S S k k y y r r @ @ c c e e r r U U S S B B 4 4 0 0 0 0 1 1 g g Full User Guide.
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CONTENTS 1.1 Features ......................................................................................................................... 2 1.2 Specifications ......................................................................................
1 Introduction Thank you for purchasing the 802.11g Wirel ess LAN USB Adapter. This USB adapter is de si gned to comply with IEEE 802.11g Wireless LA N standard and easy to carry with the Mini size. It is suitable for any Laptop or Desktop computers. This adaptor supports higher data throughput than the IEEE 802.
1.1 Features • Complies with the IEEE 802.11b and IEEE 802.11g 2.4GHz (DSSS) standards. • High data transfer rate – up to 54Mbps. • Supports Turbo Mode to enhance the data transfe r speed within the specific wirel ess network. • Supports 64/128-bit WEP, WPA (TKIP with IEEE 802.
1.3 Package Contents Before you begin the inst a llation, please check the ite ms of your p ackage. The packag e should include the following items: • One USB Adaptor • One CD (Driver/Utility/User.
2 Installation Procedure Before you proceed with the inst all ation, please notice following descriptio ns. Note1: Please do not install the adaptor into your computer be fore ins talling the software program from the CD. Note2: The following installation was operated under Windows XP.
C. If you need the adaptor to operate with better pe rformance, please choose the “Optimi ze for performance” to enable the Tx Burst mode. Or you ca n choose “Optimize for Wi-Fi mode” to le t the adaptor run in st an dard wireless netwo rk.
D. The system start s to install the sof tware of the adaptor . Please follow the instructions of the program to plug in the adaptor into the USB port of your computer . And the system will automatically detect the adaptor E. Please click “Finish” to complete the installation.
3 Configuration Utility The Topcom Configuration Utility is a powerful a ppl ication that helps you configure the USB adaptor and monitor the link status and the statis tics during the communi cation process. When the adaptor is installed, t he configuration utility will be displayed automatically.
3.1 Site Survey When you open the Topcom Configuration Utility, t he system will scan all the ch a nnels to find all the access points/stations within the acce ssible range of your ad aptor and automatically connect to the wireless device with the highest sign al strength.
3.2 Profile The “Profiles List” is for you to manage the netwo rks you con nect to frequently. You are able to Add/Delete/Edit/Activate a profile. Parameter Description Profiles List The profiles list display all the profiles and the relative setting s of the profiles including Profile Name, SSID, Cha nnel, etc.
3.2.1 Configure the Profile 3.2.1.1 Configuration Parameter Description Profile Name Define a recognizable profile name for you to identify the dif ferent networks. SSID The SSID (up to 32 printabl e ASCII characters) is the unique name identified in a WLAN.
Parameter Description PSM (Power Saving Mode) The power saving func tion is only availab le whe n the network type is in Infrastructure. CAM (Const antly A w ake Mode) – T he adaptor will always set in active mode. PSM (Power Saving Mode) – Enable the adaptor in the power saving mode when it is idle.
Parameter Description RTS Threshold Minimum packet size requi red for an RT S (Request T o Send). For packet s smaller than this threshold, an RTS is not sent and the packet is transmitted direct ly to the wireless network. Select a setting within a range of 0 to 2347 bytes.
Parameter Description Authentication T ype LEAP – LEAP is a pre-EA P , Cisco-proprieta ry protocol, with many of the features of EAP protocol s. Cisco controls the ability of other vendors to implement this protocol, so it shoul d be selected for use only when limited vendor choice for client, access-point, and server products is not a co nce rn.
Parameter Description Encryption Mode None – Disable the encryption mode. WEP – Enable the WEP Data Encryption. When the i t em is selected, you have to continue setting the WEP Encryption key s.
The IEEE 802.1X specification describe s a protocol that can be used fo r authenticating both clients and servers on a network. The authentication algorithm s and methods are those pro vided by the Ex.
3.2.1.3 802.1x Setting-Certification Parameter Description Authentication T ype The EAP authentication pr otocol s this a daptor has supporte d are included as follows. This setting has to be consistent with the wireless APs or Routers that the adaptor intends to connect.
Parameter Description T unneled Authentication Protocol When the authentication type is PEAP or TTLS, select a protocol to be used to build the encrypted tunnel.
Parameter Description Allow Intermediate Certificates A server desi gnates an issuer as a trusted root authority by placing the issuer's self-signed ce rtificate, which co ntains the issuer's public key, into the tr usted root certification authority certificate store of the host comp uter.
Parameter Description S tatus Display the SSID and MAC ID of the network the adaptor is connecting to. Extra Info Display the link st atus. Channel Display the number of the radio channel and the freq uency used for the networking. Link S peed (Mbps) Display the transmission and reception rate of the network.
3.4 Statistics This option enables you to view the statistic informat ion of the con nectio n including transmit statistics and receive statistics. You may reset the counters by clickin g ”Reset Counter”. 3.5 Advance This option enables you to configure mo re advan ced settings, for example: wireless mode, protection mode and etc.
Parameter Description Wireless Mode 802.1 1 B/G mix – If you have a mix of 802.1 1b and 802.1 1g wireless st ations in you r networ k, it is recommended to set the adaptor to this mode. Thi s mode is also the default setting. 802.1 1 B only – This adaptor can be comp atible with both 802.
Parameter Description Enable TCP Window Size The TCP Window i s the amount of data a sender can send on a particular connectio n before it get s an acknowledgme nt back from the receiver that it has gotten some of it.
3.6 About By choosing this option, you can click the hyperlin k to connect the website for the informatio n of the wireless chipset vendor and review b asic informat ion about the Utili ty such as the Driver, Utility and EEPROM Version. The MAC Address of the adaptor is displayed in the screen as well.
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4 Troubleshooting This chapter provides solutions to pro blems us ually encountered during the inst allation and operatio n of the adapter . 1. What is the IEEE 802.1 1g st andar d? 802.1 1g is the new IEEE standard fo r high-speed wireless LAN comm unications that provides for up to 54 Mbps dat a rate in the 2.
6. What is BSS ID ? A specific Ad hoc LAN is called a Basic Service Set (BSS). Computers in a BSS must be configured with the same BSS ID. 7. What is WEP ? WEP is Wi re d Equivalent Privacy , a data pr ivacy mechanism based on a 40 bit shared key algorithm, as described in the IEEE 802 .
13. What is Spread S pectrum ? S pread S pectrum technol o gy is a wideband radio frequen cy technique developed by the milit ary for use in reliable, secure, missi on-critical communication system s. It is designed to trade of f bandwidt h ef ficiency for reliability , integrity , and security .
デバイスTopcom 4001Gの購入後に(又は購入する前であっても)重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります:
Topcom 4001Gをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはTopcom 4001Gの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Topcom 4001Gの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Topcom 4001Gで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Topcom 4001Gを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はTopcom 4001Gの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Topcom 4001Gに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちTopcom 4001Gデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。