Error Code Cause Solution
W0406-104
1. Cannot connect to the
authentication server.
Make sure that connection to
the authentication server is
possible.
Use the PING Command to
check the connection.
W0406-104
2. 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.
W0406-104
3. A domain name error
occurred.
Make sure that the Windows
authentication domain name is
specified correctly.
W0406-104
4. Cannot resolve the domain
name.
Specify the IP address in the
domain name and confirm that
authentication is successful.
If authentication was
successful:
1. 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".
2. If a NetBIOS domain name
is specified in domain name
(such as DOMAINNAME),
make sure that WINS is
specified in "Interface Settings".
If Authentication Fails
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