ZyXEL NBG420N Manuel d'utilisateur télécharger pdf (Page 268)

Chapter 26 Troubleshooting

NBG420N User’s Guide

268

See the troubleshooting suggestions for I cannot see or access the Login screen in the web

configurator. Ignore the suggestions about your browser.

26.3 Internet Access

V 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.

• 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.

6 If the problem continues, contact your ISP.

V I cannot access the Internet anymore. I had access to the Internet (with the

NBG420N), but my Internet connection is not available anymore.

1 Check the hardware connections, and make sure the LEDs are behaving as expected. See

the Quick Start Guide and Section 1.7 on page 33.

2 Reboot the NBG420N.

3 If the problem continues, contact your ISP.

V The Internet connection is slow or intermittent.

1 There might be a lot of traffic on the network. Look at the LEDs, and check Section 1.7

on page 33. If the NBG420N is sending or receiving a lot of information, try closing

some programs that use the Internet, especially peer-to-peer applications.

2 Check the signal strength. If the signal strength is low, try moving the NBG420N closer

to the AP if possible, and look around to see if there are any devices that might be

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ZyXEL NBG420N Manuel d'utilisateur Page 268