Linksys AG041 (EU) manual VPN Ipsec, Can’t get the Internet game, server, or application to work

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ADSL Gateway with 4-Port Switch

5.Enter the IP address of the computer or network device that you want the port server to go to. For example, if the web server’s Ethernet Adapter IP address is 192.168.1.100, you would enter 100 in the field provided. Check “Appendix C: Finding the MAC Address and IP Address for Your Ethernet Adapter” for details on getting an IP address.

6.Check the Enable option for the port services you want to use. Consider the example below:

Customized Application

External Port

TCP

UDP

IP Address

Enable

UT

7777 to 27900

X

X

192.168.1.100

X

 

Halflife

27015 to 27015

X

X

192.168.1.105

X

PC Anywhere

5631 to 5631

 

X

192.168.1.102

X

VPN IPSEC

500 to 500

 

X

192.168.1.100

X

When you have completed the configuration, click the Save Settings button.

8.I can’t get the Internet game, server, or application to work.

If you are having difficulties getting any Internet game, server, or application to function properly, consider exposing one computer to the Internet using DeMilitarized Zone (DMZ) hosting. This option is available when an application requires too many ports or when you are not sure which port services to use. Make sure you disable all the forwarding entries if you want to successfully use DMZ hosting, since forwarding has priority over DMZ hosting. (In other words, data that enters the Gateway will be checked first by the forwarding settings. If the port number that the data enters from does not have port forwarding, then the Gateway will send the data to whichever computer or network device you set for DMZ hosting.)

Follow these steps to set DMZ hosting:

1.Access the Gateway’s web-based utility by going to http://192.168.1.1 or the IP address of the Gateway. Go to the Applications and Gaming => DMZ tab. Click Enabled and enter the IP of the computer.

2.Check the Port Forwarding pages and disable or remove the entries you have entered for forwarding. Keep this information in case you want to use it at a later time.

Once completed with the configuration, click the Save Settings button.

9.I forgot my password, or the password prompt always appears when I am saving settings to the Gateway.

Reset the Gateway to factory default by pressing the Reset button for 10 seconds and then releasing it. If you are still getting prompted for a password when saving settings, then perform the following steps:

1.Access the Gateway’s web-based utility by going to http://192.168.1.1 or the IP address of the Gateway. Enter the default username and password admin, and click the Administrations => Management tab.

2.Enter a different password in the Gateway Password field, and enter the same password in the second field to confirm the password.

3.Click the Save Settings button.

Appendix A: Troubleshooting

44

Common Problems and Solutions

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Contents Adsl Gateway How to Use this Guide Copyright and TrademarksWord definition Table of Contents Adsl Gateway with 4-Port Switch A Network with the Gateway List of Figures23 Applications & Gaming Port Triggering Figure B-23 New Preshared Key Welcome IntroductionWhat’s in this Guide? Adsl Gateway with 4-Port Switch What’s an IP Address? Planning your NetworkGateway’s Functions IP AddressesEncryption encoding data transmitted in a network What is a VPN?Dhcp Dynamic Host Configuration Protocol Servers Dynamic IP AddressesVPN Gateway to VPN Gateway Why do I need a VPN?VPN Gateway-to-VPN Gateway Back Panel Getting to Know the Adsl GatewayDSL Front PanelOverview Connecting the Adsl GatewayConnecting to a Computer ISP a company that provides access to the InternetConnect power Security Configuring the Adsl GatewaySetup Access RestrictionsStatus How to Access the Web-based UtilityAdministration Applications & GamingSetup Tab Basic SetupInternet Setup Static IP RFC 1483 Bridged Dynamic IPRFC 2516 PPPoE RFC 1483 RoutedRFC 2364 PPPoA Bridged Mode OnlyNetwork Setup Optional Settings Required by some ISPsDynDNS.org DdnsAdvanced Routing Advanced RoutingStatic Routing 12 Routing Table Firewall Security TabSoftware instructions for the computer VPN15 VPN with Manual Key Management Phase Advanced VPN Tunnel SetupConfiguring the Adsl Gateway Security Tab Internet Access Access Restrictions Tab19 List of PCs Single Port Forwarding Applications and Gaming TabPort Triggering Port Range ForwardingDMZ Administration Tab Gateway AccessManagement UPnP Smtp the standard e-mail protocol on the Internet ReportingLog Email AlertsDiagnostics Factory DefaultsPing Test Ping Test Parameters 29 Administration tab Firmware Upgrade Firmware UpgradeInternet Connections Status TabGateway Gateway InformationDSL Connection Local NetworkAppendix a Troubleshooting Common Problems and SolutionsNeed to set a static IP address on a computer Want to test my Internet connection Open a command prompt. For Windows 98 and Me Adsl Gateway with 4-Port Switch TCP UDP Can’t get the Internet game, server, or application to work VPN IpsecTo start over, I need to set the Gateway to factory default Need to upgrade the firmwareFirmware upgrade failed, and/or the Power LED is flashing My DSL service’s PPPoE is always disconnecting Is IPSec Passthrough supported by the Gateway? Frequently Asked QuestionsPower LED flashes continuously Where is the Gateway installed on the network?Does the Gateway support ICQ send file? What is Network Address Translation and what is it used for?What is DMZ Hosting? Is the Gateway cross-platform compatible? What are the advanced features of the Gateway?What is a MAC Address? How do I reset the Gateway?Environment IntroductionFilter List 1 win-Router How to Establish a Secure IPSec TunnelCreate an IPSec Policy Build Filter ListsFigure B-4 IP Filter LIst Filter List 2 Router -winFigure B-7 IP Filter List Tunnel 1 win-Router Configure Individual Tunnel RulesFigure B-13 Authentication Methods Tunnel 2 Router-win Figure B-16 Tunnel Setting TabFigure B-19 IP Filter List Tab Figure B-22 Preshared Key Figure B-25 Connection Type Assign New IPSec PolicyFigure B-28 VPN Tab Create a Tunnel Through the Web-Based UtilityWindows 98 or Me Instructions Figure C-1 IP Configuration ScreenFigure C-3 MAC Address/Physical Address Windows 2000 or XP InstructionsAppendix D Upgrading Firmware Figure D-1 Upgrade FirmwareAppendix E Windows Help Shared ResourcesNetwork Neighborhood/My Network Places Appendix F Glossary Adsl Gateway with 4-Port Switch Adsl Gateway with 4-Port Switch Adsl Gateway with 4-Port Switch Standards Appendix G SpecificationsLimited Warranty Appendix H Warranty InformationFCC Statement Appendix I Regulatory InformationAppendix J Contact Information Europe Mail AddressOutside of Europe Mail Address