Internet Access - ZyXEL Communications VMG3312-T20A User Manual

If the problem continues, contact the network administrator or vendor, or try one of the advanced
6
suggestions.
Advanced Suggestions
• Make sure you have logged out of any earlier management sessions using the same user account
even if they were through a different interface or using a different browser.
• Try to access the VMG using another service, such as Telnet. If you can access the VMG, check the
remote management settings and firewall rules to find out why the VMG does not respond to HTTP.
I can see the Login screen, but I cannot log in to the VMG.
Make sure you have entered the password correctly. See the cover page for the default login names
1
and associated passwords. The field is case-sensitive, so make sure [Caps Lock] is not on.
You cannot log in to the web configurator while someone is using Telnet to access the VMG. Log out of
2
the VMG in the other session, or ask the person who is logged in to log out.
Turn the VMG off and on.
3
If this does not work, you have to reset the device to its factory defaults. See
4
I cannot Telnet to the VMG.
See the troubleshooting suggestions for
Ignore the suggestions about your browser.
I cannot use FTP to upload / download the configuration file. / I cannot use FTP to upload new
firmware.
See the troubleshooting suggestions for
Ignore the suggestions about your browser.

36.3 Internet Access

I cannot access the Internet.
Check the hardware connections, and make sure the LEDs are behaving as expected. See the Quick
1
Start Guide and
Chapter 36 Troubleshooting
I cannot see or access the Login screen in the web configurator.
I cannot see or access the Login screen in the web configurator.
Section 1.6.2 on page 20.
VMG3312-T20A User's Guide
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Section 36.1 on page 253.