ZyXEL Communications NBG-419N User Manual page 184

Chapter 31 Troubleshooting
Make sure you entered your ISP account information correctly in the wizard. These fields are case-
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sensitive, so make sure [Caps Lock] is not on.
If you are trying to access the Internet wirelessly, make sure the wireless settings in the wireless
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client are the same as the settings in the AP.
• Go to Network > Wireless LAN > General > WDS and check if the NBG-419N is set to bridge
mode. Select Disable and try to connect to the Internet again.
Disconnect all the cables from your device, and follow the directions in the Quick Start Guide again.
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Go to Maintenance > Sys OP Mode > General. Check your System Operation Mode setting.
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• Select Router if your device routes traffic between a local network and another network such
as the Internet.
• Select Access Point if your device bridges traffic between clients on the same network.
If the problem continues, contact your ISP.
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I cannot access the Internet anymore. I had access to the Internet (with the NBG-419N), but
my Internet connection is not available anymore.
Check the hardware connections, and make sure the LEDs are behaving as expected. See the Quick
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Start Guide and
Reboot the NBG-419N.
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If the problem continues, contact your ISP.
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The Internet connection is slow or intermittent.
There might be a lot of traffic on the network. Look at the LEDs, and check
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If the NBG-419N is sending or receiving a lot of information, try closing some programs that use
the Internet, especially peer-to-peer applications.
Check the signal strength. If the signal strength is low, try moving the NBG-419N closer to the AP if
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possible, and look around to see if there are any devices that might be interfering with the wireless
network (for example, microwaves, other wireless networks, and so on).
Reboot the NBG-419N.
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If the problem continues, contact the network administrator or vendor, or try one of the advanced
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suggestions.
Advanced Suggestions
• Check the settings for bandwidth management. If it is disabled, you might consider activating it.
If it is enabled, you might consider changing the allocations.
184
Section 1.5 on page 16.
Section 1.5 on page 16.
NBG-419N User's Guide