TP-Link TD-W8901N manual T4. What can I do if I cannot access the Internet?

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Select Never dial a connection

TD-W8901N150Mbps Wireless N ADSL2+ Modem Router User Guide

Select Never dial a connection

Click OK

Now, try to log on to the Web-based configuration page again after the above settings have been configured. If you still cannot access the configuration page, please restore your modem router’s factory default settings and reconfigure your modem router following the instructions in 3.2 Login. Please feel free to contact our Technical Support if the problem still exists.

T4. What can I do if I cannot access the Internet?

1)Check to see if all the connectors are connected well, including the telephone line, Ethernet cables and power adapter.

2)Check to see if you can log on to the web management page of the modem router. If you can, try the following steps. If you cannot, please set your computer referring to T3 then try to see if you can access the Internet. If the problem persists, please go to the next step.

3)Consult your ISP and make sure all the VPI/VCI, Connection Type, account username and password are correct. If there are any mistakes, please correct the settings and try again.

4)If you still cannot access the Internet, please restore your modem router to its factory default settings and reconfigure your modem router by following the instructions in 3.2 Login.

5)Please feel free to contact our Technical Support if the problem still exists.

)Note:

For more details about Troubleshooting and Technical Support contact information, please log on

to our Technical Support Website: http://www.tp-link.com/en/support

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Contents TD-W8901N 150Mbps Wireless N ADSL2+ Modem Router Rev 1.0.1COPYRIGHT & TRADEMARKS FCC STATEMENT FCC RF Radiation Exposure StatementCE Mark Warning Canadian Compliance Statement Industry Canada StatementKorea Warning Statements NCC NoticeSafety Information DECLARATION OF CONFORMITY The product carries the CE MarkShennan Rd, Nanshan, Shenzhen, China ETSI EN 300 328 V1.7.1Package Contents Hardware InstallationChapter 3. Quick Installation Guide Software ConfigurationAppendix A Specifications Appendix B TroubleshootingAppendix C Technical Support MaintenancePackage Contents TD-W8901N 150Mbps Wireless N ADSL2+ Modem Router User Guide1.2 Main Features WirelessChapter 1.Introduction 1.1 Product Overview1.3 Conventions Chapter 2.Hardware Installation 2.1 The Front PanelLED Explanation Name2.2 The Back Panel 150Mbps Wireless N ADSL2+ Modem Router User GuideTD-W8901N 2.3 Installation Environment 2.4 Connecting the Modem Router TD-W8901N 150Mbps Wireless N ADSL2+ Modem Router User Guide Chapter 3.Quick Installation Guide 3.1 Configure PCTD-W8901N 150Mbps Wireless N ADSL2+ Modem Router User Guide Step 4 Configure the IP address as Figure 3-4 shows. After that, click OK 3.2 Login 2 Is the TCP/IP configuration for your PC correct?1 Is the connection between your PC and the Router correct? Step 1 Select the Quick Start tab, then click RUN WIZARD, and you will see the next screen. Click the NEXT button Step 5 Configure the rules for the WLAN, and click NEXT Step 6 Click NEXT to finish the Quick Start Chapter 4.Software Configuration 4.1 Status4.1.1 Device Info 4.1.2 System Log 4.1.3 Statistics Click the CLEAR LOG button to clear the logsClick the SAVE LOG button to save the logs ¾ Select Ethernet, and you will see the statistics table as below Statistics Table4.2 Quick Start Please refer to 3.2 Login¾ Select ADSL, and you will see the statistics table as below ¾ Select WLAN, and you will see the statistics table as below4.3 Interface Setup 4.3.1 InternetVirtual Circuit Select the VC number you want to setup, PVC0~PVC7 4.3.1.1 Dynamic IP Address 4.3.1.2 Static IP Address 4.3.1.3 PPPoA/PPPoE 4.3.2 LAN 4.3.1.4 Bridge ModeTD-W8901N 150Mbps Wireless N ADSL2+ Modem Router User Guide IGMP Snoop Enable the IGMP Snoop function if you need How to assign a static IP address to the client? 4.3.3 Wireless If you select Disabled, the DHCP function will not take effectTD-W8901N 150Mbps Wireless N ADSL2+ Modem Router User Guide ¾ Access point Settings These are the settings of the access point. You can configure the rules to allow wireless-equipped computers and other devices to communicate with a wireless network ¾ Multiple SSIDs Settings These are the settings of the SSID 1 WEP-64Bits 2 WEP-128Bits3 WPA-PSK 4 WPA2-PSK 5 WPA-PSK/WPA2-PSK4.3.3.1 WPS Settings 1 PBCMethod One Method Two 2 PIN code TD-W8901N 150Mbps Wireless N ADSL2+ Modem Router User Guide TD-W8901N 150Mbps Wireless N ADSL2+ Modem Router User Guide 4.4 Advanced Setup 4.4.1 Firewall4.4.2 Routing 4.4.3 NAT 4.4.3.1 DMZ4.4.3.2 Virtual Server To add a virtual server entry Other operations for the entries as shown in Figure4.4.3.3 IP Address Mapping 4.4.4 QoS To add a mapping ruleIP Address Mapping is only available for VCs with Multiple IPs ¾ Summary Click the button to view the configurations of QoS TD-W8901N 150Mbps Wireless N ADSL2+ Modem Router User Guide 4.4.5 VLAN 1 Assign VLAN PVID for each Interface2 Define VLAN Group 4.4.6 ADSL 4.5 Access Management 4.5.1 ACL4.5.2 Filter 4.5.2.1 IP Filter To add an IP Address filtering entry Step 5 Finally, click the SAVE to save the entry Step 6 Go to Step 2 to configure the next two rules Block E-mail received by the IP address 192.168.1.7 on your local network Make the PC with IP address 192.168.1.8 unable to visit the website of IP address 4.5.2.2 MAC FilterTo add a MAC Address filtering entry Select the “MAC” as the Rule Type on the Filter screen show in Figure 4.5.2.3 Application Filter 4.5.2.4 URLTo add a URL filter entry 4.5.3 SNMP 4.5.4 UPnP4.5.5 DDNS 4.5.6 CWMP 4.6 Maintenance 4.6.1 Administration4.6.2 Time Zone 1 NTP Server automatically2 PC’s Clock 4.6.3 Firmware 3 ManuallyTo upgrade the routers firmware, follow these instructions below 3. The router will reboot after the upgrading has been finishedTo back up the Router’s current settings To restore the Router’s settings Step 2 Click the UPGRADE button to completeStep 2 Save the file as the appointed file shown in Figure 4.6.5 Diagnostics 4.6.4 SysRestart4.7 Help TD-W8901N 150Mbps Wireless N ADSL2+ Modem Router User Guide Appendix A Specifications GeneralPhysical and Environment Appendix B Troubleshooting T2. What can I do if I don’t know or forget my password?In the Con-figure IPv4 box under TCP/IP, select Using DHCP For Mac OSFor Windows XP Select Internet Protocol TCP/IP, and then click PropertiesClick Internet Options T4. What can I do if I cannot access the Internet? Select Never dial a connectionAppendix C Technical Support Technical Support