Linksys BEFSX41 manual Wan Ip

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Instant Broadband® Series

RAS

Remote Access Service (RAS) is a service that applies to

connections in

Singapore only (shown in Figure 7- 7). For users in Singapore, check with Singtel for information on RAS.

Figure 7-7

User Name and Password Enter the User Name and Password supplied by Singtel.

RAS Plan Select the type of plan you have.

Connect on Demand and Max Idle Time You can configure the Router to cut your connection with your ISP after a specified period of time (Max Idle Time). If you have been disconnected due to inactivity, Connect on Demand enables the Router to automatically re-establish your connection as soon as you attempt to access the Internet again. If you wish to activate Connect on Demand, click the radio button. In the Max Idle Time field, enter the number of minutes you want to have elapsed before your Internet access disconnects.

Keep Alive Option and Redial Period If you select this option, the Router will periodically check your Internet connection. If you are disconnected, then the Router will automatically re-establish your connection. To use this option, click the radio button next to Keep Alive. The default Redial Period is 30 sec- onds.

To apply any of the settings you change on a page, click the Apply button, and then click the Continue button. To cancel any values you’ve entered on any page, click the Cancel button.

EtherFast® Cable/DSL Firewall Router with 4-Port Switch/VPN Endpoint

PPTP

Point to Point Tunneling Protocol (PPTP) is a service that applies to connec- tions in Europe only. Figure 7-8 shows a PPTP setup.

Specify

WAN IP

Address This is the IP

address

that the

Router has, when seen

from the WAN, or the

Internet. Your ISP will

provide you with the

 

IP Address you need

 

to specify here.

Figure 7-8

Subnet Mask This is the Router’s Subnet Mask, as seen by external users on the Internet (including your ISP). Your ISP will provide you with the Subnet Mask.

Default Gateway Address Your ISP will provide you with the Default Gateway Address.

Connect on Demand and Max Idle Time You can configure the Router to cut your connection with your ISP after a specified period of time (Max Idle Time). If you have been disconnected due to inactivity, Connect on Demand enables the Router to automatically re-establish your connection as soon as you attempt to access the Internet again. If you wish to activate Connect on Demand, click the radio button. In the Max Idle Time field, enter the number of minutes you want to have elapsed before your Internet access disconnects.

Keep Alive Option and Redial Period If you select this option, the Router will periodically check your Internet connection. If you are disconnected, then the Router will automatically re-establish your connection. To use this option, click the radio button next to Keep Alive. The default Redial Period is 30 seconds.

To apply any of the settings you change on a page, click the Apply button, and then click the Continue button. To cancel any values you’ve entered on any page, click the Cancel button.

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Contents User Guide Copyright & Trademarks Table of Contents Environmental 139 FeaturesIntroduction An Introduction to LANs and WANs IP AddressesYour Virtual Private Network VPN Network Setup OverviewWhy Do I Need a VPN? What is a Virtual Private Network? Firewall Router to Firewall RouterPower Router’s Back PanelModem connection will not work from any other port PortsProceed to Connect the Router WAN and LAN LEDsRouter’s Front Panel LEDs Connecting Your Hardware Together and Booting Up Router’s hardware installation is now completeConnect the Router OverviewConfigure the PCs Configuring Windows 95, 98, and Millennium PCsGo to Configure the Router Configuring Windows 2000 PCsConfiguring Windows XP PCs Configure the Router Obtain an IP Address Automatically Static IP AddressAdvanced Proxies. Click Direct Connection to the Internet Enter the Gateway AddressPPPoE RASQuick and Easy Router Administration Cable/DSL Firewall Router’s Web-based UtilitySetup User Name and Password Static IPWAN IP Firewall Remote Upgrade Block WAN RequestMulticast Pass Through IPSec Pass ThroughEstablishing a Tunnel VPNLocal Secure Group and Remote Secure Group Remote Security Gateway Key Management AuthenticationEncryption Instant Broadband Series Advanced Settings for Selected IPSec Tunnel PhaseOther Settings PasswordStatus Dhcp Log Help Advanced FiltersInstant Broadband Series Forwarding UPnP Forwarding Port Triggering Dynamic Routing Static RoutingDMZ Host Address DMZ HostDMZ Port Current DMZ Host MAC Address CloneDynDNS.org DdnsTZO.com Appendix a TroubleshootingCommon Problems and Solutions For Windows 95, 98, and Me For Windows NTFor Windows XP For Windows XP Am not able to access the Router’s web interface Setup Can’t get the Internet game, server, or application to work To start over, I need to set the Router to factory default Click the Advanced = Filter tab Need to use port triggeringFrequently Asked Questions TCP/IP is compatible with the Router Appendix B Maximizing VPN Security Introduction EnvironmentWindows 2000 or Windows XP Step One Create an IPSec PolicyIP Address Filter List 1 win-routerStep Two Build Filter Lists Filter List 2 router=win Figure C-6Step Three Configure Individual Tunnel Rules Tunnel 1 win-routerRespond Using IPSec XYZ12345. Click String to Protect Negotiate Security Key exchange preShared key, as shown AcceptTunnel 2 router-win Action Require Security This string to protect Key ExchangePreshared key, XYZ12345Figure C-24 Step Four Assign New IPSec PolicyStep Five Create a Tunnel Through the Web-based Utility Figure C-28Appendix E How to Ping Your ISP’s E-mail & Web Addresses Appendix D Snmp FunctionsFigure E-1 Appendix F Installing the TCP/IP Protocol TCP/IP installation is now completeFigure G-1 For Windows NT, 2000, and XPFigure G-5 Appendix H Glossary 129 131 133 135 137 Appendix I Specifications EnvironmentalAppendix J Warranty Information Appendix K Contact InformationSales Information Web FTP SiteCopyright 2003 Linksys, All Rights Reserved