Operation Manual

Chapter 23 Troubleshooting
NBG-418N v2 User’s Guide
153
• If there is no DHCP server on your network, make sure your computer’s IP address is in the
same subnet as the NBG-418N v2.
5 Reset the device to its factory defaults, and try to access the NBG-418N v2 with the default IP
address.
6 If the problem continues, contact the network administrator or vendor, or try one of the advanced
suggestions.
Advanced Suggestions
• If your computer is connected to the WAN port or is connected wirelessly, use a computer that is
connected to a LAN/ETHERNET port.
I can see the Login screen, but I cannot log in to the NBG-418N v2.
1 Make sure you have entered the password correctly. The default username is admin and default
password is 1234. This field is case-sensitive, so make sure [Caps Lock] is not on.
2 This can happen when you fail to log out properly from your last session. Try logging in again after
5 minutes.
3 Disconnect and re-connect the power adaptor or cord to the NBG-418N v2.
4 If this does not work, you have to reset the device to its factory defaults. See Section 23.4 on page
154.
23.3 Internet Access
I cannot access the Internet.
1 Check the hardware connections, and make sure the LEDs are behaving as expected. See the Quick
Start Guide.
2 Make sure you entered your ISP account information correctly in the wizard. These fields are case-
sensitive, so make sure [Caps Lock] is not on.
3 If you are trying to access the Internet wirelessly, make sure the wireless settings in the wireless
client are the same as the settings in the AP.
4 Disconnect all the cables from your device, and follow the directions in the Quick Start Guide again.
5 Go to Maintenance > Sys OP Mode > General. Check your System Operation Mode setting.
6 If the problem continues, contact your ISP.