ZyXEL Communications XS3800-28, User Manual, Page: 750 / 789

Chapter 89 Troubleshooting
XS3800-28 User’s Guide
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5
Use the MGMT port to log in to the Switch, the default IP address of the MGMT port is 192.168.0.1 .
6
If this does not work, you have to reset the device to its factory defaults. See Section 4.8.2 on page 86 .
I forgot the user name and/or password.
1
The default user name is admin and the default password is 1234 .
2
If this does not work, you have to reset the device to its factory defaults. See Section 4.8.2 on page 86 .
I cannot see or access the Login screen in the Web Configurator.
1
Make sure you are using the correct IP address.
• If you changed the IP address, use the new IP address.
• The default in-band IP address in standalone mode is
http://DHCP-assigned IP (when connecting
to a DHCP server) or 192.168.1.1 .
The default in-band IP address in stacking mode is 192.168.1.1 .
• If you changed the IP address and have forgotten it, see the troubleshooting suggestions for I
forgot the IP address for the Switch.
2
Check the hardware connections, and make sure the LEDs are behaving as expected. See Section 3.3
on page 52 .
3
Make sure your Internet browser does not block pop-up windows and has JavaScripts and Java
enabled.
4
Make sure your computer is in the same subnet as the Switch. (If you know that there are routers
between your computer and the Switch, skip this step.)
5
Reset the device to its factory defaults, and try to access the Switch with the default IP address. See
Section 4.7 on page 85 .
6
If the problem continues, contact the vendor, or try the advanced suggestion.
Advanced Suggestion
• Try to access the Switch using another service, such as Telnet. If you can access the Switch, check the
remote management settings to find out why the Switch does not respond to HTTP.
Pop-up Windows, JavaScripts and Java Permissions
In order to use the Web Configurator you need to allow:
• Web browser pop-up windows from your device.
• JavaScripts (enabled by default).