Device Access And Login - ZyXEL Communications P870HNU-51B User Manual

Chapter 23 Troubleshooting

23.2 Device Access and Login

I forgot the IP address for the Device.
The default IP address is 192.168.1.1.
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If you changed the IP address and have forgotten it, you might get the IP address of the Device by
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looking up the IP address of the default gateway for your computer. To do this in most Windows
computers, click Start > Run, enter cmd, and then enter ipconfig. The IP address of the Default
Gateway might be the IP address of the Device (it depends on the network), so enter this IP
address in your Internet browser.
If this does not work, you have to reset the device to its factory defaults. See
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22.
I forgot the password.
The default password can be found on the cover of this User's Guide.
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If this does not work, you have to reset the device to its factory defaults. See
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22.
I cannot see or access the Login screen in the web configurator.
Make sure you are using the correct IP address.
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• The default IP address is 192.168.1.1.
• If you changed the IP address
• If you changed the IP address and have forgotten it, see the troubleshooting suggestions for
forgot the IP address for the Device.
Check the hardware connections, and make sure the LEDs are behaving as expected. See the Quick
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Start Guide.
Make sure your Internet browser does not block pop-up windows and has JavaScripts and Java
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enabled. See
Reset the device to its factory defaults, and try to access the Device with the default IP address.
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See Section 1.6 on page
If the problem continues, contact the network administrator or vendor, or try one of the advanced
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suggestions.
Advanced Suggestions
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(Section on page
Appendix A on page 261.
22.
122), use the new IP address.
P-870HNU-51b User's Guide
Section 1.6 on page
Section 1.6 on page
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