LinksysメーカーWRT120Nの使用説明書/サービス説明書
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USER GUIDE Wir eless-N Home Router Model: WRT120N.
About This Guide i Wir eless-N Home Router About This Guide Icon Descriptions While reading through the User Guide you may see various icons that call attention to specific items.
T able of Contents ii Wir eless-N Home Router Chapter 1: Product O verview 1 Fr ont Panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Back Panel . . . . . . . . . . . . . . . . . . . . . . . . .
T able of Contents iii Wir eless-N Home Router Warranty Inf ormation 31 Limited W arranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Exclusions and Limitations . . . . . . . . . . . . . . . . . . . .
Chapter 1 Produc t Over view 1 Wir eless-N Home Router Chapter 1: Pr oduc t O verview Thank you f or choosing the Linksys by Cisco Wireless-N Home Router . The Router lets you access the Internet via a wireless connection or through one of its four switched ports.
Chapter 1 Produc t Over view 2 Wir eless-N Home Router Wall-Mounting Placement The Router has two wall-mount slots on its bottom panel. The distance between the slots is 152 mm (6 inches). T wo screws ar e needed to mount the Router . Suggested Mounting Hardwar e 2.
Chapter 2 Wireless Security C hecklist 3 Wir eless-N Home Router Chapter 2: W ir eless S ecurity Checklist Wireless networks are conv enient and easy t o install, so homes with high-speed I nternet access are adopting them at a rapid pace.
Chapter 3 Advanced Configura tion 4 Wir eless-N Home Router Chapter 3: A dvanced C onfiguration After setting up the Router with the Setup Wizard (located on the CD -ROM), the Router will be ready for use. How ever , if you want to change its advanced settings, use the Router ’ s browser-based utility.
Chapter 3 Advanced Configura tion 5 Wir eless-N Home Router Automatic C onfiguration - DHCP By default, the R outer’ s Internet C onnec tion T ype is set to Automatic configuration - DHCP , which should be kept only if your ISP supports DHCP or y ou are connecting through a dynamic IP address.
Chapter 3 Advanced Configura tion 6 Wir eless-N Home Router s DNS 1-3 Y our ISP will provide you with at least one DNS (Domain Name System) server IP address. PPTP Server IP Address Y our ISP will pr ovide you with the IP address of the PPTP server . Username and Password Enter the Username and Passw ord provided b y your ISP .
Chapter 3 Advanced Configura tion 7 Wir eless-N Home Router Host Name and Domain Name These fields allow you to supply a host and domain name for the Router .
Chapter 3 Advanced Configura tion 8 Wir eless-N Home Router addresses to . This number cannot be greater than 253. The default is 50 . IP Address Range Displayed here is the range of available IP addresses.
Chapter 3 Advanced Configura tion 9 Wir eless-N Home Router TZO .com Setup > DDNS > TZO E-mail Address , TZO Key , and Domain Name Enter the settings of the account you set up with TZO . Internet IP A ddress The Router ’ s Internet IP address is displayed her e.
Chapter 3 Advanced Configura tion 10 Wir eless-N Home Router Route Entries T o set up a static route between the Router and another network, select a number from the drop- down list. Click Delete This En tr y to delete a static rout e. Enter Route Name Enter a name for the Route here, using a maximum of 25 alphanumeric characters.
Chapter 3 Advanced Configura tion 11 Wir eless-N Home Router Wireless-N channel. Select any channel from the drop- down menu. If you are not sure which channel to select, keep the default, Auto . Standard Channel If 20MH z only is the Channel Width setting, then select the appropriate channel for your wireless network.
Chapter 3 Advanced Configura tion 12 Wir eless-N Home Router Method #3 Use this method if your client device asks for the Router ’ s PIN number . 1. Enter the PIN number listed on this screen. (It is also listed on the label on the bottom of the Router .
Chapter 3 Advanced Configura tion 13 Wir eless-N Home Router WP A Ent erprise This option featur es WP A used with a RADIUS ser ver . ( This should only be used when a RADIUS ser ver is connected to the Router .) Security Mode > WP A Enterprise RADIUS Ser ver Enter the IP address of the server .
Chapter 3 Advanced Configura tion 14 Wir eless-N Home Router WEP WEP is a basic encr yption method, which is not as secure as WP A. IMPORT ANT: If you are using WEP encryption, then each device in your wireless network MUST use the same WEP encryption method and key , or else the network will not function properly .
Chapter 3 Advanced Configura tion 15 Wir eless-N Home Router Wireless Client List Wir eless Client List This screen shows computers and other devices on the wireless network . The list can be sor ted by Client Name, IP Addr ess, MA C Address, and Sta tus.
Chapter 3 Advanced Configura tion 16 Wir eless-N Home Router Wireless-G devices are experiencing severe problems and are not able to transmit to the R outer in an environment with heavy 802.11b traffic. This option boosts the Router’ s ability t o ca tch all Wireless-N and Wireless-G transmissions but severely decreases performance.
Chapter 3 Advanced Configura tion 17 Wir eless-N Home Router this option to enable Java filtering. This option is disabled by default. ActiveX ActiveX is a programming language for websit es. If you deny ActiveX, you run the risk of not having access to Internet sites creat ed using this pr ogramming language.
Chapter 3 Advanced Configura tion 18 Wir eless-N Home Router Summary Status P olicies ar e disabled by default. T o enable a policy, select the polic y number from the drop -down menu, and select Enabled . T o create a polic y , follow steps 1-11. Repeat these steps to create additional policies , one at a time.
Chapter 3 Advanced Configura tion 19 Wir eless-N Home Router T o delete a ser vice, select it from the Application list. Then click Delete . 11. Click Save Settings to sav e the policy ’ s settings , or click Cancel Changes t o clear the changes.
Chapter 3 Advanced Configura tion 20 Wir eless-N Home Router Start~End P ort Enter the number or range of port(s) used by the ser ver or Internet applications. Check with the I nternet application documentation for more information. Protoc ol Selec t the protocol(s) used for this application, T CP , UDP , or Both .
Chapter 3 Advanced Configura tion 21 Wir eless-N Home Router by MAC address, select MAC Address and enter the MAC address in the field provided . T o retrieve this information, click DHCP Client T able .
Chapter 3 Advanced Configura tion 22 Wir eless-N Home Router Port Range Enter the port range tha t the application will be using. For example, if you want to allocate bandwidth for FTP , you can enter 21-21. If you need ser vices for an application that uses from 1000 to 1250, you enter 1000- 1250 as your settings.
Chapter 3 Advanced Configura tion 23 Wir eless-N Home Router Priority This column displays the bandwidth pr iority of High, Medium, Normal, or Low . Name This column displa ys the application, devic e, or port name. Information This column displays the por t range or MAC address ent ered for your entr y .
Chapter 3 Advanced Configura tion 24 Wir eless-N Home Router UPnP Universal Plug and Play (UPnP) allows the appropriate Window s opera ting sy stem to aut omatically configure the Router for various Internet applications, such as gaming and videoconfer encing.
Chapter 3 Advanced Configura tion 25 Wir eless-N Home Router Diagnostics Ping T est Ping checks the status of a connection. IP or URL Address Enter the address of the comput er whose connection you wish to test. Pack et Size Enter the packet size you want to use.
Chapter 3 Advanced Configura tion 26 Wir eless-N Home Router Firmw are Upgrade Before upg rading the firmwar e, download the Router ’ s firmware upgrade file from the Linksys w ebsite, ww w .linksysby cisco .com . Please selec t a file to upgr ade T o selec t the firmware upgrade file, click Browse and follo w the on-screen instructions.
Chapter 3 Advanced Configura tion 27 Wir eless-N Home Router DHCP Clients T able DHCP Client T able The DHCP Client T able lists computers and other devices that have been assigned IP addresses by the Router . The list can be sorted by IP Address, MAC Address , Interface, and Client Name.
Appendix A T roubleshooting 28 Wir eless-N Home Router Appendix A: T roubleshooting Y our computer c annot connect to the Internet. F ollow these instruc tions until your computer can c onnect to the Internet: s Make sure that the Router is powered on.
Appendix A T roubleshooting 29 Wir eless-N Home Router.
Appendix B Specific ations 30 Wir eless-N Home Router Appendix B: Specifications Model WRT120N Standards IEEE 802.3u, 802.11g, 802.11b, Draft 802.11n LEDs Power, Internet, Wireless, Wi-Fi Protected Se.
デバイスLinksys WRT120N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：
Linksys WRT120N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Linksys WRT120N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。Linksys WRT120N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。Linksys WRT120N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。
Linksys WRT120N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Linksys WRT120N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、Linksys WRT120N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Linksys WRT120N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。
