6.TROUBLESHOOTING FOR NETWORK CONNECTIONS
42 Locating the Equipment in the Network
Equipment does not respond to ping command
Problem Description
The equipment does not respond to a ping command.
Corrective Action
Check the network settings following the checklist below.
No. Check... Yes No Corrective Action
1 Confirm that the TCP/IP protocol suite is
installed on the client computer.
Next
Step
Refer to the networking section of your
operating system documentation.
2 Look at the NIC configuration page and
confirm that the TCP/IP settings are
correct. Is the IP address entered and
valid? Are the Gateway and Subnet
settings correct?
Next
Step
Enter the correct TCP/IP settings.
3 Reboot the equipment. Check the NIC
Configuration page that is printed out. Are
the TCP/IP settings correct?
Next
Step
The settings are not binding, contact your
service representative.
4 Try to ping the equipment again. Did the
equipment respond to the ping? End
Next
Step
5 Can you ping the equipment from any
other computer within the same network?
If not, the equipment might have an IP
address that is out of range or invalid.
Next
Step
Contact your network specialist for a valid
IP address for the equipment.
6 Can you ping to another computer within
the same network?
Next
Step
Check the computer’s protocol settings to
make sure the gateway and subnet
settings are correct.
7 If you have customized the device name,
you can check if the NIC is functional by
restoring the default settings. When the
equipment automatically reboots and an
NIC Configuration page is printed, does
the device name include the NIC’s unit
serial number?
Next
Step
The NIC is faulty or improperly installed.
Contact your service representative.
8 Check link activities on the port being
used by the equipment and also the
integrity of the network cable, hub, or
switch that is connecting the equipment
to the network. Replace any network
components that you suspect are faulty.
Can you ping the equipment now?
End
Contact your service representative.
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