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Cause 1 |
The LAN cable is not connected. |
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Remedy 1 |
Connect the LAN cable. |
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Cause 2 |
The primary/secondary DNS server settings in the machine are incorrect or not specified. |
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Remedy 2 |
Confirm the DNS server settings of the machine, and specify the correct values. |
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Cause 3 |
The DNS server specified in the machine is not started, or the service has been stopped. |
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Remedy 3 |
Follow the procedure below to confirm the settings.
- Confirm the DNS server specified on the machine, and start the server if it has not been started.
- Start the "Services" management tool on the DNS server.
- Confirm the status of the DNS Server. If 'Started' is not displayed under <Status>, right-click [DNS Server] → select [Start].
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Cause 4 |
Domain name resolution could not be performed with the DNS server. |
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Remedy 4 |
Confirm the following:
- Confirm that the host record exists on the DNS server.
- Confirm that the forwarding settings are correct.
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Cause 1 |
The expiration date of the authenticated user account has expired. |
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Remedy 1 |
Follow the procedure below to confirm the settings.
- Start the Active Directory management tool, "Active Directory Users and Computers."
- Right-click the user account that has expired.
- Select [Properties] from the pop-up menu that is displayed.
- Select the [Account] tab → confirm the values in [Expiration Date] in [Account Expires].
- If the expiration date has passed, extend the expiration date, or set it to 'None'.
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Cause 2 |
The account of the authenticated user is disabled. |
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Remedy 2 |
Follow the procedure below to confirm the settings.
- Start the Active Directory management tool, "Active Directory Users and Computers."
- Right-click the user whose account is disabled.
- Select [Properties] from the pop-up menu that is displayed.
- Select the [Account] tab → confirm the [Disable Account] setting in [Account Options].
- If [Disable Account] is selected, deselect it → click [OK].
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