Chapter 30 Troubleshooting
P-2812HNU-51c User’s Guide
388
I cannot Telnet to the P-2812HNU-51c.
See the troubleshooting suggestions for I cannot see or access the Login screen in
the web configurator. 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 I cannot see or access the Login screen in
the web configurator. Ignore the suggestions about your browser.
I cannot access the P-2812HNU-51c again after configuring a new interface
group.
Make sure your computer is connected to a LAN port in the default group.
Otherwise, you need to use the P-2812HNU-51c’s LAN IP address for the new
group to access the P-2812HNU-51c again.
30.3 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 1.6 on page 30.
2 Make sure you entered your ISP account information correctly in the WAN screens.
These fields are case-sensitive, so make sure [Caps Lock] is not on.
3 If you are trying to access the Internet wirelessly, make sure the wireless settings
in the wireless client are the same as the settings in the AP.
4 Disconnect all the cables from your device, and follow the directions in the Quick
Start Guide again.
