“Client [NAME] unknown” error message
This error indicates the KDC being used to authenticate the user does not recognize the User Principle Name specified
in the error message
1
From the Embedded Web Server, click Settings > Embedded Solutions > PKI Authentication >Configure.
2
If the Simple Kerberos Setup has been configured in PKI Authentication, verify that the IP address or hostname
of the Domain Controller is correct.
3
If you are using a Kerberos configuration file, verify that the Domain Controller entry is correct.
Login hangs for a long time at “Getting User Info...”
For information about LDAP-related issues, see“LDAP Issues” on page 42.
User is logged out almost immediately after logging in
Try increasing the Panel Login Timeout interval:
1
From the Embedded Web Server, click Settings > Security > Miscellaneous Security Settings > Login
Restrictions.
2
Increase the time (in seconds) of the Panel Login Timeout.
LDAP Issues
LDAP lookups take a long time, and then may or may not work
This normally occurs either during login (at “Getting User Info”), or during address book searches.
P
ORT
389 (
NON
-SSL)
OR
PORT
636 (SSL)
IS
BLOCKED
BY
A
FIREWALL
These ports are used by the printer to communicate with the LDAP server, and must be open in order for LDAP
lookups to work.
R
EVERSE
DNS
LOOKUPS
ARE
DISABLED
ON
THE
NETWORK
The printer uses reverse DNS lookups to verify IP addresses. If reverse lookup is disabled on the network:
1
From the Embedded Web Server, click Settings > Embedded Solutions > PKI Authentication > Configure.
2
Select Disable Reverse DNS Lookups.
3
Click Apply.
LDAP R
EFERRALS
ARE
ENABLED
1
From the Embedded Web Server, click Settings > Embedded Solutions > PKI Authentication > Configure.
2
Select Disable LDAP Referrals.
Note: Leaving LDAP referrals enabled can increase LDAP search times.
Troubleshooting
42
42
Содержание X651
Страница 58: ...www lexmark com...