8.2 Network Connection Troubleshooting

"Ping request could not find host xxxxxxxxx. Please check the name and try again."

Details

The name-resolution or address-resolution for the device specified as the Ping target may have failed.

Action

zCheck that the Ping target host name or FQDN is correct.

zCheck that the DNS server or WINS server settings are correct.

zIf the Ping target host name or FQDN is correct, refer to "Failure to Connect to a Server Using Its Host Name or FQDN" (page 453) for further solutions.

Checking the Network Operating Status

Check the network status on the [Network Status] window.

For details about the checking procedure, refer to "4.8.7 Checking the Network Operating Status" (page 121).

Follow each action described below.

The information shown is all valid.

Action

None

Network connection is working properly.

Action

zIf DHCP is not used:

Check that the [IP Address] setting is correct.

zIf DHCP is used:

zCheck that physical network connection to the DHCP server is functioning correctly.

zThe server may not be operating normally, or the DHCP settings (restricted number of leases or MAC address validation) may be causing invalid IP addresses to be assigned. Check the DHCP server.

The information shown is valid, but pinging indicates that the network connection is not functioning normally.

Action

In "4.8.7 Checking the Network Operating Status" (page 121), change [Link Speed/Duplex Mode] from "Auto-Negotiation" to a fixed mode.

If the problem persists, refer to "Failure to Connect to a Server Using Its IP Address" (page 451) for further solutions.

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