e-STUDIO5540C/6540C/6550C/5560C/6560C/6570C © 2011 - 2015 TOSHIBA TEC CORPORATION All rights reserved
ERROR CODE and TROUBLESHOOTING
8 - 280
[8128] Active Directory domain authentication error: Time delay between server and equipment
[8129] Active Directory domain authentication error: Expired Kerberos ticket
[812A] Active Directory domain authentication error: Kerberos ticket authentication error
[812B] Active Directory domain authentication error: invalid realm name
Classification Error item
Network error There is a difference of 5 minutes or longer between the time
settings of this equipment and the server, and therefore the
login is not available for Active Directory domain
authentication.
Check item Measures
Setting Set the time of this equipment and that of the domain
controller the same. SNTP is recommended if there is an
SNTP server in the network.
Classification Error item
Network error The Kerberos ticket is expired and not available for login for
Active Directory domain authentication.
Check item Measures
Setting Check if the Kerberos ticket on the Kerberos server is
expired.
Classification Error item
Network error Login is not available for Active Directory domain
authentication due to a Kerberos ticket authentication error.
Check item Measures
Setting Check if the user name and the password for this equipment
are correct. If the error still occurs, ask your Windows Server
administrator.
Classification Error item
Network error The realm name is invalid and not available for login for
Active Directory domain authentication.
Check item Measures
Setting Check if the realm name of this equipment for the Active
Directory server is correct. If the error still occurs, ask your
Windows Server administrator.
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