Ricoh MP 2553 Series Read Me First page 637

• Make sure that connection to the authentication server is possible.
• Use the "Ping Command" in "Interface Settings" to check the connection.
W0406-107 : Case 5
A login name or password error occurred.
• Make sure that the user is registered on the server.
• Use a registered login user name and password.
W0406-107 : Case 6
A domain name error occurred.
• Make sure that the Windows authentication domain name is specified correctly.
W0406-107 : Case 7
Cannot resolve the domain name.
• Specify the IP address in the domain name and confirm that authentication is successful.
If authentication was successful:
• If the top-level domain name is specified in the domain name (such as domainname.xxx.com),
make sure that DNS is specified in "Interface Settings".
• If a NetBIOS domain name is specified in domain name (such as DOMAINNAME), make
sure that WINS is specified in "Interface Settings".
If authentication was unsuccessful:
• Make sure that Restrict LM/NTLM is not set in either "Domain Controller Security Policy" or
"Domain Security Policy".
• Make sure that the ports for the domain control firewall and the firewall on the machine to the
domain control connection path are open.
• Under Windows 7/8, if the Windows firewall is activated, create a firewall rule in the Windows
firewall's "Advanced settings" to authorize ports 137 and 139.
• Under Windows XP, if the Windows firewall is activated, open the properties for "Network
Connections", and then click "Settings" on the "Advanced" tab. On the "Exceptions" tab, specify
ports 137 and 139 as exceptions.
• In the Properties window for "Network Connections", open TCP/IP properties. Then click detail
settings, WINS, and then check the "Enable NetBIOS over TCP/IP" box and set number 137 to
"Open".
W0406-107 : Case 8
Kerberos authentication failed.
• Kerberos authentication settings are not correctly configured.
Make sure the realm name, KDC (Key Distribution Center) name and corresponding domain name
are specified correctly.
If an Error Code is Displayed
279