Linksys WRT51AB manual For Windows XP, Want to test my Internet connection

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Instant Wireless® Series

For Windows XP:

The following instructions assume you are running Windows XP with the default interface. If you are using the Classic interface (where the icons and menus look like previous Windows versions), please follow the instructions for Windows 2000.

A.Click Start and Control Panel.

B.Click the Network and Internet Connections icon and then the Network Connections icon.

C.Right-click the Local Area Connection that is associated with the Ethernet adapter you are using, and select the Properties option.

D.In the This connection uses the following items box, highlight Internet Protocol (TCP/IP). Click the Properties button.

E.Enter a unique IP address that is not used by any other computer on the net- work connected to the Router. You can only use an IP address in the ranges 192.168.1.2 to 192.168.1.99 and 192.168.1.151 to 192.168.1.254.

F.Enter the Subnet Mask, 255.255.255.0.

G.Enter the Default Gateway, 192.168.1.1 (Router’s default IP address).

H.Toward the bottom of the window, select Use the following DNS server addresses, and enter the Preferred DNS server and Alternative DNS server (provided by your ISP). Contact your ISP or go on its website to find the information.

I.Click the OK button in the Internet Protocol (TCP/IP) Properties window. Click the OK button in the Local Area Connection Properties window.

2.I want to test my Internet connection.

A. Check your TCP/IP settings.

For Windows 98, Me, 2000, and XP:

Refer to “Chapter 4: Configure the PCs” for details. Make sure Obtain IP address automatically is selected in the settings.

For Windows NT 4.0:

Click Start, Settings, and Control Panel. Double-click the Network icon.

Click the Protocol tab, and double-click on TCP/IP Protocol.

When the window appears, make sure you have selected the correct Adapter for your Ethernet adapter and set it for Obtain an IP address from a DHCP server.

Click the OK button in the TCP/IP Protocol Properties window, and click the Close button in the Network window.

Restart the computer if asked.

Dual-Band Wireless A+B Broadband Router

B.Open a command prompt.

For Windows 98 and Me, please click Start and Run. In the Open field, type in command. Press the Enter key or click the OK button.

For Windows NT, 2000, and XP, please click Start and Run. In the Open field, type cmd. Press the Enter key or click the OK button.

C.In the command prompt, type ping 192.168.1.1 and press the Enter key.

If you get a reply, the computer is communicating with the Router.

If you do NOT get a reply, please check the cable, and make sure Obtain an IP address automatically is selected in the TCP/IP settings for your Ethernet adapter.

D.In the command prompt, type ping followed by your Internet or WAN IP address and press the Enter key. The Internet or WAN IP Address can be found on the Status screen of the Router’s web-based utility. For example, if your Internet or WAN IP address is 1.2.3.4, you would enter ping 1.2.3.4 and press the Enter key.

If you get a reply, the computer is connected to the Router.

If you do NOT get a reply, try the ping command from a different com- puter to verify that your original computer is not the cause of the problem.

E.In the command prompt, type ping www.yahoo.com and press the Enter key.

If you get a reply, the computer is connected to the Internet. If you can- not open a webpage, try the ping command from a different computer to verify that your original computer is not the cause of the problem.

If you do NOT get a reply, there may be a problem with the connection. Try the ping command from a different computer to verify that your orig- inal computer is not the cause of the problem.

3. I am not getting an IP address on the Internet with my Internet connection.

A.Refer to “Problem #2, I want to test my Internet connection” to verify that you have connectivity.

B.If you need to register the MAC address of your Ethernet adapter with your ISP, please see “Appendix D: Finding the MAC address and IP Address for Your Ethernet Adapter.” If you need to clone the MAC address of your Ethernet adapter onto the Router, see the MAC Address Clone section of “Chapter 6: The Router’s Web-based Utility” for details.

C.Make sure you are using the right Internet connection settings. Contact your ISP to see if your Internet connection type is DHCP, Static IP Address, or PPPoE (commonly used by DSL consumers). Please refer to the Setup sec- tion of “Chapter 6: The Router’s Web-based Utility” for details on Internet connection settings.

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Contents Dual-Band Wireless A+B Broadband Router Copyright & Trademarks Table of Contents Environmental 127 Common Problems and Solutions Frequently Asked QuestionsIntroduction IP Addresses FeaturesRouter’s Functions What’s an IP Address?Dynamic IP Addresses Dhcp Dynamic Host Configuration Protocol ServersRouter Setup Overview Router’s Front Panel LEDs Getting to Know the Dual-Band Wireless A+B Broadband RouterRouter’s Back Panel Proceed to Connect the Router LAN IndicatorsInternet Indicators Overview Wired Connection to a PCConnect the Router Configure the PCs Wireless Connection to a PCConfiguring Windows 98 and Millennium PCs Go to Configure the Router’s Basic SettingsConfiguring Windows 2000 PCs Configuring Windows XP PCs Configure the Router’s Basic Settings Static or Fixed IP Address Automatic Configuration DhcpEnter the Default Gateway Enter the Internet IP AddressHow to Access the Web-based Utility Router’s Web-based UtilityAutomatic Configuration Dhcp SetupStatic IP Pptp 5GHz, 802.11a 5GHz, 802.11a WEP 4GHz, 802.11b WEP Password StatusLAN Dhcp Log HelpAdvanced Tabs Advanced Wireless 5GHz, 802.11a802.1x Configuration Radius Server Filters 11-20 , 21-30 , 31-40 , or 41-50 from Private MAC Filter To set up a filterPrivate IP Filter Applications External Port TCP Protocol UDP Protocol Port ForwardingRouting Click the Delete This Entry buttonDMZ Host MAC Address Clone Need to set a static IP address on a PC Appendix a TroubleshootingCommon Problems and Solutions For Windows NTFor Windows 98, Me, 2000, and XP For Windows XPWant to test my Internet connection Need to set up a server behind my Router TCP UDPCan’t get the Internet game, server, or application to work Firmware upgrade failed, and/or the Diag LED is flashing To start over, I need to set the Router to factory defaultNeed to upgrade the firmware My DSL service’s PPPoE is always disconnectingFrequently Asked Questions Click the Advanced = Filters tabDoes the Router support ICQ send file? How can I block corrupted FTP downloads?What is the Ieee 802.11a standard? What is DMZ Hosting?What are the advanced features of the Router? What is the Ieee 802.11b standard?What is infrastructure mode? What Ieee 802.11b features are supported?What is ad-hoc mode? What is roaming?How do I reset the Router? What is WEP?What is a MAC Address? How do I resolve issues with signal loss?Appendix B How to Ping Your ISP’s E-mail & Web Addresses Step One Pinging an IP AddressBackground Appendix C Configuring Wireless SecurityStep Two Pinging for a Web Address 802.1x Authentication WEP EncryptionMD5 Authentication for Windows XP Figure C-2Figure C-5 Digital Certificate Installation Figure C-9Click Install this certificate Figure C-13TLS Authentication for Windows XP Figure C-18Figure C-21 Figure C-25 For Windows 95, 98, and MeFigure D-3 For Windows NT, 2000, and XPAppendix E Glossary 111 113 115 117 119 121 123 125 Category 5 Ethernet Network Cable or better Appendix F SpecificationsOne 10/100 RJ-45 Port for Cable/DSL Modem EnvironmentalAppendix H Contact Information Appendix G Warranty InformationSales Information Technical Support RMA Issues Fax Web site FTP siteCopyright 2002 Linksys, All Rights Reserved