Linksys AG041 manual My DSL service’s PPPoE is always disconnecting

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ADSL Gateway with 4-Port Switch

Subnet Mask: 255.255.255.0

Gateway: 192.168.1.1

Perform the upgrade using the TFTP program or the Gateway’s web-based utility through its Administration tab.

14.My DSL service’s PPPoE is always disconnecting.

PPPoE is not actually a dedicated or always-on connection. The DSL ISP can disconnect the service after a period of inactivity, just like a normal phone dial-up connection to the Internet.

There is a setup option to “keep alive” the connection. This may not always work, so you may need to re- establish connection periodically.

1.To connect to the Gateway, go to the web browser, and enter http://192.168.1.1 or the IP address of the Gateway.

2.Enter the username and password, if asked. (The default username and password is admin.)

3.On the Setup screen, select the option Keep Alive, and set the Redial Period option at 20 (seconds).

4.Click the Save Settings button. Click the Status tab, and click the Connect button.

5.You may see the login status display as Connecting. Press the F5 key to refresh the screen, until you see the login status display as Connected.

6.Click the Save Settings button to continue.

If the connection is lost again, follow steps 1- 6 to re-establish connection.

15.I can’t access my e-mail, web, or VPN, or I am getting corrupted data from the Internet. The Maximum Transmission Unit (MTU) setting may need to be adjusted. By default, the MTU is set automatically.

If you are having some difficulties, perform the following steps:

1.To connect to the Gateway, go to the web browser, and enter http://192.168.1.1 or the IP address of the Gateway.

2.Enter the username and password, if asked. (The default username and password is admin.)

3.Look for the MTU option, and select Manual. In the Size field, enter 1492.

4.Click the Save Settings button to continue.

If your difficulties continue, change the Size to different values. Try this list of values, one value at a time, in this order, until your problem is solved:

1462

1400

1362

1300

Appendix A: Troubleshooting

46

Common Problems and Solutions

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Contents Adsl Gateway Word definition How to Use this GuideCopyright and Trademarks 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 Gateway’s Functions Planning your NetworkIP Addresses What’s an IP Address?Dhcp Dynamic Host Configuration Protocol Servers What is a VPN?Dynamic IP Addresses Encryption encoding data transmitted in a networkVPN Gateway to VPN Gateway Why do I need a VPN?VPN Gateway-to-VPN Gateway Back Panel Getting to Know the Adsl GatewayDSL Front PanelConnecting to a Computer Connecting the Adsl GatewayISP a company that provides access to the Internet OverviewConnect power Setup Configuring the Adsl GatewayAccess Restrictions SecurityAdministration How to Access the Web-based UtilityApplications & Gaming StatusInternet Setup Setup TabBasic 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 DdnsStatic Routing Advanced RoutingAdvanced 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 Management Administration TabGateway Access UPnP Log ReportingEmail Alerts Smtp the standard e-mail protocol on the InternetPing Test Ping Test Parameters DiagnosticsFactory Defaults 29 Administration tab Firmware Upgrade Firmware UpgradeGateway Status TabGateway Information Internet ConnectionsDSL Connection Local NetworkNeed to set a static IP address on a computer Appendix a TroubleshootingCommon Problems and Solutions 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 IpsecFirmware upgrade failed, and/or the Power LED is flashing To start over, I need to set the Gateway to factory defaultNeed to upgrade the firmware My DSL service’s PPPoE is always disconnecting Power LED flashes continuously Frequently Asked QuestionsWhere is the Gateway installed on the network? Is IPSec Passthrough supported by the Gateway?Does the Gateway support ICQ send file? What is Network Address Translation and what is it used for?What is DMZ Hosting? What is a MAC Address? What are the advanced features of the Gateway?How do I reset the Gateway? Is the Gateway cross-platform compatible?Environment IntroductionCreate an IPSec Policy How to Establish a Secure IPSec TunnelBuild Filter Lists Filter List 1 win-RouterFigure 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 FirmwareNetwork Neighborhood/My Network Places Appendix E Windows HelpShared Resources 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 InformationOutside of Europe Mail Address Appendix J Contact InformationEurope Mail Address