Linksys WRT51AB manual Dual-Band Wireless A+B Broadband Router

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Instant Wireless® Series

Dual-Band Wireless A+B Broadband Router

Use this guide to install:

WRT51AB

User Guide

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Contents Dual-Band Wireless A+B Broadband Router Copyright & Trademarks Table of Contents Introduction Common Problems and Solutions Frequently Asked QuestionsEnvironmental 127 Router’s Functions FeaturesIP Addresses What’s an IP Address?Router Setup Overview Dhcp Dynamic Host Configuration Protocol ServersDynamic IP Addresses Router’s Back Panel Getting to Know the Dual-Band Wireless A+B Broadband RouterRouter’s Front Panel LEDs Internet Indicators LAN IndicatorsProceed to Connect the Router Connect the Router Wired Connection to a PCOverview Wireless Connection to a PC Configure the PCsGo to Configure the Router’s Basic Settings Configuring Windows 98 and Millennium PCsConfiguring Windows 2000 PCs Configuring Windows XP PCs Configure the Router’s Basic Settings Enter the Default Gateway Automatic Configuration DhcpStatic or Fixed IP Address Enter the Internet IP AddressRouter’s Web-based Utility How to Access the Web-based UtilitySetup Automatic Configuration DhcpStatic IP Pptp 5GHz, 802.11a 5GHz, 802.11a WEP 4GHz, 802.11b WEP Status PasswordLAN Dhcp Help LogAdvanced Tabs 5GHz, 802.11a Advanced Wireless802.1x Configuration Radius Server Filters Private IP Filter Private MAC Filter To set up a filter11-20 , 21-30 , 31-40 , or 41-50 from Port Forwarding Applications External Port TCP Protocol UDP ProtocolClick the Delete This Entry button RoutingDMZ Host MAC Address Clone Common Problems and Solutions Appendix a TroubleshootingNeed to set a static IP address on a PC For Windows NTWant to test my Internet connection For Windows XPFor Windows 98, Me, 2000, and XP TCP UDP Need to set up a server behind my RouterCan’t get the Internet game, server, or application to work Need to upgrade the firmware To start over, I need to set the Router to factory defaultFirmware upgrade failed, and/or the Diag LED is flashing My DSL service’s PPPoE is always disconnectingClick the Advanced = Filters tab Frequently Asked QuestionsHow can I block corrupted FTP downloads? Does the Router support ICQ send file?What are the advanced features of the Router? What is DMZ Hosting?What is the Ieee 802.11a standard? What is the Ieee 802.11b standard?What is ad-hoc mode? What Ieee 802.11b features are supported?What is infrastructure mode? What is roaming?What is a MAC Address? What is WEP?How do I reset the Router? How do I resolve issues with signal loss?Step One Pinging an IP Address Appendix B How to Ping Your ISP’s E-mail & Web AddressesStep Two Pinging for a Web Address Appendix C Configuring Wireless SecurityBackground WEP Encryption 802.1x AuthenticationFigure C-2 MD5 Authentication for Windows XPFigure C-5 Figure C-9 Digital Certificate InstallationFigure C-13 Click Install this certificateFigure C-18 TLS Authentication for Windows XPFigure C-21 For Windows 95, 98, and Me Figure C-25For Windows NT, 2000, and XP Figure D-3Appendix E Glossary 111 113 115 117 119 121 123 125 One 10/100 RJ-45 Port for Cable/DSL Modem Appendix F SpecificationsCategory 5 Ethernet Network Cable or better EnvironmentalSales Information Technical Support RMA Issues Fax Appendix G Warranty InformationAppendix H Contact Information Web site FTP siteCopyright 2002 Linksys, All Rights Reserved