User's Manual

A PPENDIX A | Troubleshooting
If You Cannot Connect to the Internet
– 113 –
IF YOU CANNOT CONNECT TO THE INTERNET
◆ Check that your computer is properly configured for TCP/IP. For more
information, see “Configuring the TCP/IP Protocols” on page 25.
◆ Make sure the correct network adapter driver is installed for your PC
operating system. If necessary, try reinstalling the driver.
◆ Check that the network adapter’s speed or duplex mode has not been
configured manually. We recommend setting the adapter to auto-
negotiation when installing the network driver.
PROBLEMS ACCESSING THE MANAGEMENT INTERFACE
Table 4: Web Access Troubleshooting Chart
Symptom Action
Cannot connect using a
web browser
◆ Be sure the router is powered up.
◆ Check the network cabling between the management
station and the router.
◆ Check that you have a valid network connection to the
router and that the port you are using has not been
disabled.
◆ Be sure the management station has an IP address in the
same subnet as the router’s IP interface to which it is
connected.
Forgot or lost the
password
◆ Press and hold down the Reset button for 3 seconds or
more to restore the unit’s factory default settings, then use
the default password to access the web interface.