Appendix A: Troubleshooting - Netis DL4311 User Manual

ADSL2+ Modem Router User Manual

Appendix A: Troubleshooting

T1. How do I restore my Modem Router to its factory default settings?
With the Modem Router powered on, press and hold the Reset button on the rear panel for 5
seconds before releasing it.
T2. What can I do if I forgot my password?
1) Restore the Modem Router to factory default settings. If you don't know how to do it, please
refer to section T1.
2) Use the default user name and password: admin, admin.
3) Configure the Modem Router again since you have ever reset it.
T3. 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
cable and power adapter.
2) Check to see if you can login 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 T4 then try to see if
you can access the Internet.
3) Consult your ISP and make sure all the VPI/VCI、Connection Type and related information 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 and reconfigure it.
T4. Why the LAN's and the NIC's LEDs are both bright, but the configuration interface is
inaccessible?
1) Use the order of ping 192.168.1.1 to check the accuracy of connection.
2) If you are using Windows XP, please open the control panel, click network and internet
connections, choose internet options, go to the connection tab, check 'Never dial up a
connection'.
3) Check the setup of the IP address on your computer. If you disabled the DHCP function, the
IP address can't be obtained automatically, so you have to specify the IP address for your
computer manually.
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