ZyXEL Communications Prestige P-870HW-51a v2 - Manual (Page 183)

Chapter 18 Troubleshooting
P-870HW-51a v2 User’s Guide
183
• If you changed the IP address ( Section on page 76 ), use the new IP address.
• If you changed the IP address and have forgotten it, see the troubleshooting
suggestions for I forgot the IP address for the ZyXEL Device.
2
Check the hardware connections, and make sure the LEDs are behaving as
expected. See the Quick Start Guide.
3
Make sure your Internet browser does not block pop-up windows and has
JavaScripts and Java enabled. See
Appendix B on page 225 .
4
Reset the device to its factory defaults, and try to access the ZyXEL Device with
the default IP address. See
Section 1.6 on page 22 .
5
If the problem continues, contact the network administrator or vendor, or try one
of the advanced suggestions.
Advanced Suggestions
• If your computer is connected wirelessly, use a computer that is connected to a
ETHERNET port.
I can see the Login screen, but I cannot log in to the ZyXEL Device.
1
Make sure you have entered the user name and password correctly. The default
password is 1234. These fields are case-sensitive, so make sure [Caps Lock] is
not on.
2
Turn the ZyXEL Device off and on.
3
If this does not work, you have to reset the device to its factory defaults. See
Section 18.1 on page 181 .
18.3 Internet Access
I cannot access the Internet.
1
Check the hardware connections, and make sure the LEDs are behaving as
expected. See the Quick Start Guide and
Section 1.5 on page 21 .