ZyXEL Communications NR2101, User Manual

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Chapter 13 Troubleshooting
NR2101 User’s Guide
103
4
If this does not work, you have to reset the NR2101 to its factory defaults. To reset your NR2101 use the
LCD touch screen to go to
Settings > Restore Default and then select Restore .
13.4 Internet Access
I cannot access the Internet through a 3G/4G/5G wireless WAN connection.
1
Make sure you insert a SIM card into the card slot before turning on the NR2101.
2
If your SIM card has a PIN code, connect to the Web Configurator (http://192.168.225.1) using the user
name (Default:
admin ) and password (Default: admin ) to unlock your SIM card.
3
Make sure your mobile access information (such as APN) is entered correctly. You can check this in the
Web Configurator (http://192.168.225.1). The APN fields are case-sensitive, so make sure [Caps Lock] is
not on. Check with your service provider for the correct APN if you do not have it.
4
Make sure your SIM card’s account is valid and has an active data plan. Check your service contract or
contact your service provider directly.
5
Make sure your data plan has not reached its limit.
6
If you are using a pre-paid SIM card, insert the SIM card on another mobile device to check if the SIM
card still works. If the SIM card works without any problems on another mobile device, contact the
vendor. Otherwise, contact your service provider.
7
Make sure you are in the ISP’s coverage area.
8
If the problem continues, contact your ISP.
I cannot access the Internet anymore. I had access to the Internet (with the NR2101), but my
Internet connection is not available anymore.
1
Reboot the NR2101.
2
Make sure the NR2101’s WiFi network is enabled. You can enable NR2101’s WiFi network on the LCD.
3
Make sure your SIM card’s mobile data is enabled. Check this in the Web Configurator. ( Section 7.6 on
page 74 ).
4
If you have set a data limit, make sure you have not reached it yet. Check your data left in the Web
Configurator.
5
If the problem continues, contact your ISP.