6 TROUBLESHOOTING FOR NETWORK CONNECTIONS

„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

Next Step

Ö

Refer to the networking section of your operating

 

on the client computer.

Ø

system documentation.

 

 

 

 

 

 

 

2

Look at the NIC configuration page and confirm

 

 

Enter the correct TCP/IP settings.

 

that the TCP/IP settings are correct. Is the IP

Next Step

Ö

 

 

address entered and valid? Are the Gateway and

Ø

 

 

 

 

 

Subnet settings correct?

 

 

 

 

 

 

 

 

3

Reboot the equipment. Check the NIC

Next Step

 

The settings are not binding, contact your service

 

Configuration page that is printed out. Are the

Ö

representative.

 

Ø

 

TCP/IP settings correct?

 

 

 

 

 

 

 

 

 

 

 

4

Try to ping the equipment again. Did the

End

Next Step

 

 

equipment respond to the ping?

Ø

 

 

 

 

 

 

 

 

 

5

Can you ping the equipment from any other

 

 

Contact your local network specialist for a valid IP

 

computer within the same network? If not, the

Next Step

Ö

address for the equipment.

 

equipment might have an IP address that is out of

Ø

 

 

 

 

 

range or invalid.

 

 

 

 

 

 

 

 

6

Can you ping to another computer within the

Next Step

Ö

Check the computer’s protocol settings to make

 

same network?

Ø

sure the gateway and subnet settings are correct.

 

 

 

 

 

 

 

7

If you have customized the device name, you can

 

 

The NIC is faulty or improperly installed. Contact

 

check if the NIC is functional by restoring the

 

 

your service representative.

 

default settings. When the equipment

Next Step

Ö

 

 

automatically reboots and an NIC Configuration

Ø

 

 

 

 

 

page is printed, does the device name include the

 

 

 

 

NIC’s unit serial number?

 

 

 

 

 

 

 

 

8

Check link activities on the port being used by the

 

 

Contact your service representative.

 

equipment and also the integrity of the network

 

 

 

 

cable, hub, or switch that is connecting the

End

Ö

 

 

equipment to the network. Replace any network

 

 

 

 

 

 

components that you suspect are faulty. Can you

 

 

 

 

ping the equipment now?

 

 

 

 

 

 

 

 

94 Locating the Equipment in the Network

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Toshiba 455, 355 „ Equipment does not respond to ping command, Check the network settings following the checklist below