User`s guide

59
Troubleshooting
General Troubleshooting
My computer can’t connect to my Wireless Router over the LAN.
■ Ensure that your Wireless Router is properly installed with
appropriate LAN connections. (See Installing Your Wireless
Router on page 12.) Check the LAN LEDs to locate LAN port
problems.
■ Check that the IP address of your computer is in the range of IP
addresses that you specified as part of the LAN setup. See
Step 5 on page 28 for more information.
■ Ensure that your computer and your Wireless Router are on the
same network segment. See Adjusting the LAN Settings on page
27 for help checking IP information.
■ Check that the Subnet Mask value is set to 255.255.255.0 to
match your Wireless Router.
■ Try resetting your Wireless Router to it’s factory defaults. See
the Note on page 21 for instructions.
I can’t configure my Wireless Router from one of my LAN computers.
■ Make sure that your LAN computer can connect to your
Wireless Router by working through the steps in the previous
Troubleshooting question.
■ Double-check the cable connection to the LAN port on your
Wireless Router. Check the LAN LEDs to locate LAN port
problems.
The WAN can’t obtain an IP address from a Cable or DSL modem on the WAN.
■ Check the WAN LED. If it is dark, there is no WAN connection.
Check the cable connection.
■ Power off and restart your DSL or Cable modem, then check to
see if you now have an IP address.
■ Your ISP may require a MAC address, host name, or domain
name in order to connect. Check with your ISP for more
information.