Cisco Linksys WRT55AG Dual-Band Wireless A+G Broadband Router User Manual WRT55AG ug Rev NC

Cisco-Linksys, LLC Dual-Band Wireless A+G Broadband Router WRT55AG ug Rev NC

User manual part 3

Dual-Band Wireless A+G Broadband Router 7b. When connecting to the Internet through a DHCP connection:If you have a cable connection, you will see a screen similar to that shownin Figure 5-14. If you have a DSL connection, you will see a screen similarto that shown in Figure 5-15. Enter the information just as you do whenlogging onto your Internet connection, and click the Next button. Then,continue to step 6.7c. When connecting to the Internet through a PPPoE connection:PPPoE connections are only available with DSL Internet connections. Ifthis is how you connect to the Interent, you will see a screen similar to thatshown in Figure 5-16. Enter the information just as you do when loggingonto your Internet connection, and click the Next button. Then, continue tostep 6.25Instant Wireless®SeriesIf you are using Windows 2000,the instructions will start asshown in Figure 5-10.If you are using Windows XP, theinstructions will start as shown inFigure 5-11. If you are usingWindows XP in “Classic” mode,you can see these instructions inthis mode by clicking the Classicbutton.After configuring your PC, as shown in the first part of 5a, you will see aStatic IP Setup screen. If you have a cable connection, you will see a screensimilar to that shown in Figure 5-12. If you have a DSL connection, youwill see a screen similar to that shown in Figure 5-13. Enter the informa-tion just as you do when logging onto your Internet connection, and clickthe Next button. Then, continue to step 6.24Figure 5-12 Figure 5-13Figure 5-14 Figure 5-15Figure 5-16Figure 5-10Figure 5-11
Dual-Band Wireless A+G Broadband Router 9. As shown in Figure 5-18, the Basic Settings screen for your 5 GHz/802.11awireless products will appear. Enter your wireless network’s SSID andselect the channel at which the network broadcasts its wireless signal. Then,click the Next button to continue.SSID. The SSID is the unique name shared among all points in a wirelessnetwork. The SSID must be identical for all points in the wireless network.It is case sensitive and must not exceed 32 characters, which may be anykeyboard character. The default SSID, linksys-a, should be changed forgreater security. Make sure this setting is the same for all points in yourwireless network.Channel. Selectthe appropriatechannel fromthe list providedto correspondwith your net-work settings,between 36 and64. All points inyour wirelessnetwork mustuse the samechannel in orderto function cor-rectly.10. At this point, the configura-tion performed with theSetup Wizard is complete, asshown in Figure 5-19. Youcan register the Routeronline by clicking theRegister Online button. Toconfigure any other AccessPoints in your network, youcan run this Setup Wizardagain. Click the Exit buttonto exit the Setup Wizard.27Instant Wireless®Series8. As shown in Figure 5-17, the Basic Settings screen for your 2.4GHz/54g(802.11g-draft) wireless products will appear. Enter the Network Mode,SSID, and the channel at which the network broadcasts its wireless signal.Then, click the Next button to continue.Network Mode. Since Wireless-G products are backwards compatible with802.11b products, this mode is provided in the event you wish to incorpo-rate 802.11b products into you Wireless-G wireless network. If you areusing both Wireless-G and 802.11b products in your network, select Mixedmode. You may experience reduced networking speeds in Mixed mode, asthe speed must compensate for both types. If you are only using Wireless-G products in your network, select G-Only mode.SSID. The SSID is the unique name shared among all points in a wirelessnetwork. The SSID must be identical for all points in the wireless network.It is case sensitive and must not exceed 32 characters, which may be anykeyboard character. The default SSID, linksys-g, should be changed forgreater security. Make sure this setting is the same for all points in yourwireless network.Channel. Select the appropriate channel from the list provided to corre-spond with your network settings, between 1 and 11 (in North America). Allpoints in your wireless network must use the same channel in order to func-tion correctly.26Figure 5-18Figure 5-17 Figure 5-19
29Instant Wireless®Series28Dual-Band Wireless A+G Broadband Router 3. The web-based utility will appear with the Setup tab selected. Based on thesetup instructions from your ISP, you may need to provide the Host Nameand Domain Name (usually cable ISPs require them). These fields allowyou to provide a host name and domain name for the Router and are usual-ly left blank.The values for the Router’s LAN IP Address and Subnet Mask are shownon the Setup screen. The default values are 192.168.1.1 for the IP Addressand 255.255.255.0 for the Subnet Mask.4. The Router supports four connection types: Automatic Configuration -DHCP (obtain an IP automatically), Static IP, PPPoE, and PPTP. Thesetypes are listed in the drop-down menu for the Configuration Type setting.Each Setup screen and available features will differ depending on what kindof connection type you select. Proceed to the instructions for the connec-tion type you are using, and then continue to step 5.IMPORTANT: If you have previously enabled any Internet-sharingproxy server software on any of your PCs, you must disable it now. Some examples of Internet-sharing software are Internet LanBridge,Wingate, ICS, and Sygate. To disable your Internet-sharing software: • If you are running Netscape Navigator, click Edit, Preferences,Advanced, and Proxies. Click Direct Connection to the Internet.• If you are running Internet Explorer 5.x or higher, click Tools,Settings, Control Panel, Internet Options, Connections, andLAN Settings. Remove checkmarks from all three boxes. Click theOK button to continue.You must also disable any Internet log-on software (such as IvasionWinpoet or Enternet 300) and any firewall software (such asZoneAlarm and Watchdog) on all of your PCs. Chapter 6: Configuring theRouter’s Basic Settings with theWeb-Based Utility This chapter will show you how to configure the Router to function in yournetwork and gain access to the Internet through your Internet Service Provider(ISP). Detailed description of the Router’s web-based utility can be found in“Chapter 7: The Router’s Web-based Utility.” The instructions from your ISP tell you how to set up your PC for Internetaccess. Because you are now using the Router to share Internet access amongseveral computers, you will use the setup information to configure the Routerinstead of your PC. You only need to configure the Router once using the firstcomputer you set up.1. Open your web browser. Enter http://192.168.1.1 (the Router’s default IPaddress) in the webbrowser’s Addressfield, as shown inFigure 6-1, andpress the Enter key.2. An Enter Network Password window, shown in Figure 6-2, will appear.Windows XP users will see a Connect to 192.168.1.1 window, shown inFigure 6-3. Leave the User Name field empty, and enter admin in lower-case letters in the Password field(admin is the default password).Then, click the OK button. Figure 6-1Figure 6-2 Figure 6-3Note: For added security, you should change the password throughthe Password screen of the web-based utility.
31Instant Wireless®SeriesAutomatic Configuration - DHCPIf you are connecting throughDHCP or a dynamic IP addressfrom your ISP, perform these steps:A. Keep the default setting,Automatic Configuration -DHCP, as the ConfigurationType, shown in Figure 6-4.B. Click the Apply button to save thesetting, or click the Cancel buttonto clear the setting and start over.When you are finished, proceed tostep 5. Static (or Fixed) IP AddressIf you are connecting through a static or fixed IP address from your ISP, per-form these steps:A. Select Static IP as theConfiguration Type, shown inFigure 6-5.B. Enter the Internet IP Address.C. Enter the Subnet Mask.D. Enter the Default Gateway.E. Enter the DNS in the 1, 2,and/or 3 fields. You need toenter at least one DNS address.F. Click the Apply button to savethe settings, or click the Cancelbutton to clear the settings andstart over. When you are fin-ished, proceed to step 5. 30Dual-Band Wireless A+G Broadband Router PPPoEIf your DSL provider says that youare connecting through PPPoE(you use a user name and passwordto access the Internet), performthese steps:A. Select PPPoE as theConfiguration Type, shown inFigure 6-6.B. Enter the User Name.C. Enter the Password.D. Click the Apply button to savethe settings, or click the Cancelbutton to clear the settings and start over. When you are finished, proceed tostep 5.PPTPPPTP is a service used in Europeonly. If you are using a PPTP con-nection, check with your ISP for thenecessary setup information.After you have entered your setupinformation, click the Apply button tosave the settings, or click the Cancelbutton to clear the settings and startover. When you are finished, proceedto step 5.Figure 6-6Figure 6-7Important: If you enable PPPoE, remember to remove any PPPoEapplications already installed on any of your PCs. Figure 6-4Figure 6-5
Chapter 7: The Router’s Web-based UtilityUse the Router’s web-based utility to administer it. This chapter will describeeach web page in the Utility and each page’s key functions. The utility can beaccessed via your web browser through use of a computer connected to theRouter.The Setup, Security, System, DHCP, SNMP, Status, and Help screens are avail-able for basic setup. For advanced setup, click the Advanced tab to access thesescreens: Advanced Wireless, Internet Filter, Port Forwarding, Routing, andDDNS.To access the web-based utility, launch Internet Explorer or NetscapeNavigator, and enter theRouter’s default IPaddress, 192.168.1.1, inthe Address field, asshown in Figure 7-1.Then press Enter. A password request page, shown in Figure 7-2 will pop up. (Windows XP userswill see a Connect to 192.168.1.1 window, shown in Figure 7-3). Leave theUser Name field blank, and enter admin (the default password) in thePassword field. Then click the OKbutton.33Instant Wireless®Series5. To configure the Router for your wireless network(s), perform these steps:A. To enable 5GHz, 802.11a wireless networking, make sure the 5GHz,802.11a Enable radio button is selected. Then click the Change 5GHzSettings button, and customize the SSID, Channel, and WEP encryptionsettings as needed. Then click the Apply button to save your changes. Formore information, refer to “Chapter 7: The Router’s Web-based Utility.”B. To enable 2.4GHz, Wireless-G wireless networking, make sure the 2.4GHz,802.11g Enable radio button is selected. Then click the Change 2.4GHzSettings button, and customize the SSID, Channel, and WEP encryptionsettings as needed. Then click the Apply button to save your changes. Formore information, refer to “Chapter 7: The Router’s Web-based Utility.”6. If you haven’t already done so, click the Apply button to save your Setupsettings. Close the web browser.7. Restart your computers so that they can obtain the Router’s new settings.If you need more details or advanced setting information, please refer to“Chapter 7: The Router’s Web-based Utility” or the Linksys support web-site at support.linksys.com.Test the setup by opening your web browser from any computer and enter-ing http://www.linksys.com/registration, as shown in Figure 6-8.Congratulations! You’ve successfully configured the Router. If you are unable to reach our website, you may want to review what youdid in this section or refer to “Appendix A: Troubleshooting.”Proceed to “Chapter 7: The Router’s Web-based Utility” for more detailsand advanced settings information.32Dual-Band Wireless A+G Broadband Router OverviewHow to Access the Web-based UtilityFigure 6-8Important: Operation within the 5150 to 5250GHz band isrestricted to indoor use only.Figure 7-1Figure 7-2 Figure 7-3
Automatic Configuration - DHCPBy default, the Router’s Configuration Type is set to Automatic Configuration- DHCP, as shown in Figure 7-4, and it should be kept only if your ISP supportsDHCP or you are connecting through a dynamic IP address.To apply any of the settings you change on this page, click the Apply button.To cancel any changes you’ve entered on this page, click the Cancel button. Toget more information about the features, click the Help button.35Instant Wireless®Series34Dual-Band Wireless A+G Broadband Router Figure 7-4To apply any of the settings you change on a page, click the Apply button. Tocancel any changes you’ve entered on any page, click the Cancel button. To getadditional information about any screen’s features, click the Help button.The Setup screen is the first screen you see when you access the web-basedutility. If you have already installed and set up the Router, you have alreadyseen this screen and properly configured all of the screen’s values. Firmware Version This shows the version and date of the firmware you areusing. Future versions of the Router’s firmware will be posted and availablefor download on the Linksys website at www.linksys.com.Time Zone Select your local time zone from this pull-down menu. The Routerwill show the correct time for your area.Host Name and Domain Name These fields allow you to supply a host anddomain name for the Router. Some ISPs, usually cable ISPs, require thesenames as identification. You may have to check with your ISP to see if yourbroadband Internet service has been configured with a host and domain name.In most cases, leaving these fields blank will work. Configuration Type The Router supports four connection types: AutomaticConfiguration - DHCP, Static IP, PPPoE, and PPTP. Each Setup screen andavailable features will differ depending on what kind of connection type youselect.SetupNote: You can verify that the Internet configuration settings are cor-rect by successfully connecting to the Internet.Note: For added security, you should always change the passwordthrough the Password screen of the web-based utility.
37Instant Wireless®Series36Dual-Band Wireless A+G Broadband Router PPPoESome DSL-based ISPsuse PPPoE (Point-to-PointProtocol over Ethernet) toestablish Internet connec-tions. If you are connectedto the Internet through aDSL line, check with yourISP to see if they usePPPoE. If they do, youwill have to enablePPPoE, as shown inFigure 7-6.User Name and PasswordEnter the User Name andPassword provided byyour ISP.Connect on Demand: Max Idle Time You can configure the Router to cut theInternet connection after it has been inactive for a specified period of time(Max Idle Time). If your Internet connection has been terminated due to inac-tivity, Connect on Demand enables the Router to automatically re-establishyour connection as soon as you attempt to access the Internet again. If you wishto activate Connect on Demand, click the radio button. In the Max Idle Timefield, enter the number of minutes you want to have elapsed before yourInternet connection terminates.Keep Alive Option: Redial Period If you select this option, the Router will peri-odically check your Internet connection. If you are disconnected, then theRouter will automatically re-establish your connection. To use this option, clickthe radio button next to Keep Alive. In the Redial Period field, you specify howoften you want the Router to check the Internet connection. The default RedialPeriod is 30 seconds.To apply any of the settings you change on this page, click the Apply button.To cancel any changes you’ve entered on this page, click the Cancel button. Toget more information about the features, click the Help button.Figure 7-6Static IPIf you are required touse a permanent IPaddress to connect tothe Internet, then selectStatic IP, as shown inFigure 7-5.Internet IP Address This is the Router’s IP address, when seen from the WAN,or the Internet. Your ISP will provide you with the IP Address you need to spec-ify here. Subnet Mask This is the Router’s Subnet Mask, as seen by external users onthe Internet (including your ISP). Your ISP will provide you with the SubnetMask.Default Gateway Your ISP will provide you with the Default Gateway Address,which is the ISP server’s IP address.DNS Your ISP will provide you with at least one DNS (Domain Name System)Server IP Address.To apply any of the settings you change on this page, click the Apply button.To cancel any changes you’ve entered on this page, click the Cancel button. Toget more information about the features, click the Help button.Figure 7-5Important: For ADSL users, if you enable PPPoE, remember toremove any PPPoE applications that are already installed on any ofyour PCs.
39Instant Wireless®Series38Dual-Band Wireless A+G Broadband Router Connect on Demand: Max Idle Time You can configure the Router to cut theInternet connection after it has been inactive for a specified period of time(Max Idle Time). If your Internet connection has been terminated due to inac-tivity, Connect on Demand enables the Router to automatically re-establishyour connection as soon as you attempt to access the Internet again. If you wishto activate Connect on Demand, click the radio button. In the Max Idle Timefield, enter the number of minutes you want to have elapsed before yourInternet connection terminates.Keep Alive Option: Redial Period If you select this option, the Router will peri-odically check your Internet connection. If you are disconnected, then theRouter will automatically re-establish your connection. To use this option, clickthe radio button next to Keep Alive. To use this option, click the radio buttonnext to Keep Alive. In the Redial Period field, you specify how often you wantthe Router to check the Internet connection. The default Redial Period is 30seconds.To apply any of the settings you change on this page, click the Apply button.To cancel any changes you’ve entered on this page, click the Cancel button. Toget more information about the features, click the Help button.LANIP Address and LAN Subnet Mask The values for the Router’s IP Addressand Subnet Mask are shown here. The default values are 192.168.1.1 for theLAN IP Address and 255.255.255.0 for the Subnet Mask.WIRELESS5GHz, 802.11a Wireless To enable 5GHz, 802.11a wireless networking, makesure the Enable radio button is selected. Click the Change 5GHz Settings but-ton to customize the 802.11a configuration (see Figure 7-8).2.4GHz Wireless-G To enable 2.4GHz, Wireless-G wireless networking, makesure the Enable radio button is selected. Click the Change 2.4GHz Settingsbutton to customize the 802.11b configuration (see Figure 7-10).PPTPPoint to PointTunneling Protocol(PPTP), selected inthe screen shown inFigure 7-7, is a serv-ice that applies to con-nections in Europeonly.Specify Internet IP Address This is the Router’s IP address, when seen fromthe Internet. Your ISP will provide you with the IP Address you need to speci-fy here. Subnet Mask This is the Router’s Subnet Mask, as seen by external users onthe Internet (including your ISP). Your ISP will provide you with the SubnetMask.Default Gateway Your ISP will provide you with the Default Gateway Address.User Name and Password Enter the User Name and Password provided byyour ISP.Figure 7-7

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