User`s guide

ADSL/VoIP Gateway User’s Guide Troubleshooting
100
C Troubleshooting
This appendix suggests solutions for problems you may encounter
in installing or using the Hata! Stil tanımlanmamış., and provides
instructions for using several IP utilities to diagnose problems.
Contact Customer Support if these suggestions do not resolve the
problem.
Troubleshooting Suggestions
Problem Troubleshooting Suggestion
LEDs
Power LED does not
illuminate after
product is turned on.
Verify that you are using the power cable
provided with the device and that it is securely
connected to the Hata! Stil tanımlanmamış.
and a wall socket/power strip.
Internet LED does not
illuminate after phone
cable is attached.
Verify that a standard telephone cable (called
an RJ-11 cable) like the one provided is
securely connected to the DSL port and your
wall phone port. Allow about 30 seconds for
the device to negotiate a connection with your
ISP.
LINK LAN LED does
not illuminate after
Ethernet cable is
attached.
Verify that the Ethernet cable is securely
connected to your LAN hub or PC and to the
Hata! Stil tanımlanmamış.. Make sure the PC
and/or hub is turned on.
Verify that your cable is sufficient for your
network requirements. A 100 Mbit/sec network
(10BaseTx) should use cables labeled CAT 5.
A 10Mbit/sec network may tolerate lower
quality cables.
Internet Access
My PC cannot access
the Internet
Run a health check on your device. See Health
Check on page 31.
Use the ping utility (discussed in the following
section) to check whether your PC can
communicate with the device’s LAN IP address
(by default 192.168.1.1). If it cannot, check the
Ethernet cabling.
If you statically assigned a private IP address
to the computer, (not a registered public
address), verify the following:
• Check that the gateway IP address on
the computer is your public IP
address (see Current Status on page
10 for instructions on viewing the IP
information.) If it is not, correct the
address or configure the PC to
receive IP information automatically.
• Verify with your ISP that the DNS
server specified for the PC is valid.
Correct the address or configure the
PC to receive this information
automatically.