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Chapter 30 Troubleshooting
NBG4615 User’s Guide
228
4 Make sure your computer (with a wireless adapter installed) is within the transmission range of the
NBG4615.
5 Check that both the NBG4615 and your wireless station are using the same wireless and wireless
security settings.
6 Make sure traffic between the WLAN and the LAN is not blocked by the firewall on the NBG4615.
7 Make sure you allow the NBG4615 to be remotely accessed through the WLAN interface. Check
your remote management settings.
• See the chapter on Wireless LAN in the User’s Guide for more information.
I set up URL keyword blocking, but I can still access a website that should be blocked.
Make sure that you select the Enable URL Keyword Blocking check box in the Content Filtering
screen. Make sure that the keywords that you type are listed in the Keyword List.
If a keyword that is listed in the Keyword List is not blocked when it is found in a URL, customize
the keyword blocking using commands. See the Customizing Keyword Blocking URL Checking
section in the Content Filtering chapter.
I can access the Internet, but I cannot open my network folders.
In the Network > LAN > Advanced screen, make sure Allow between LAN and WAN is
checked. This is not checked by default to keep the LAN secure.
If you still cannot access a network folder, make sure your account has access rights to the folder
you are trying to open.
I cannot access the Web Configurator after I switched to AP mode.
When you change from router mode to AP mode, your computer must have an IP address in the
range between “192.168.1.3” and “192.168.1.254”.
Refer to Appendix D on page 259 for instructions on how to change your computer’s IP address.
What factors may cause intermittent or unstabled wireless connection? How can I solve this
problem?
The following factors may cause interference:
• Obstacles: walls, ceilings, furniture, and so on.