Specifications

TD-W8151N 150Mbps Wireless N ADSL2+ Modem Router User Guide
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Appendix B: Troubleshooting
T1. How do I restore my Router’s configuration to its factory default settings?
With the Router powered on, press and hold the RESET button on the rear panel for 8 to 10
seconds before releasing it.

Note:
Once the Router is reset, the current configuration settings will be lost and you will need to
re-configure the router.
T2. What can I do if I don’t know or forget my password?
1) Restore the Router’s configuration to its factory default settings. If you don’t know how to do
that, please refer to T1.
2) Use the default user name and password: admin, admin.
3) Try to configure your Router once again by following the instructions in 3.2 Login
.
T3. What can I do if I cannot access the web-based configuration page?
1. Configure your computer’s IP Address.
For Mac OS X
1) Click the Apple icon on the upper left corner of the screen.
2) Go to “System Preferences -> Network”.
3) Select Airport on the left menu bar, and then click Advanced for wireless configuration; or
select Ethernet for wired configuration.
4) In the Configure IPv4 box under TCP/IP, select Using DHCP.
5) Click Apply to save the settings.
For Windows 7
1) Click “Start -> Control Panel -> Network and Internet -> View network status -> Change
adapter settings”.
2) Right-click Wireless Network Connection (or Local Area Connection), and then click
Properties.
3) Select Internet Protocol Version 4 (TCP/IPv4), and then click Properties.
4) Select Obtain an IP address automatically and Obtain DNS server address automatically.
Then click OK.
For Windows XP
1) Click “Start -> Control Panel -> Network and Internet Connections -> Network
Connections”.
2) Right-click Wireless Network Connection (or Local Area Connection), and then click
Properties.