White Papers
Table Of Contents
- Contents
- Change history
- Overview
- Securing network connections
- Managing devices remotely
- Managing login methods
- Restricting public access to functions, applications, printer management, and security options
- Using local accounts
- Using LDAP or LDAP+GSSAPI
- Using Kerberos
- Using Active Directory
- Creating LDAP, LDAP+GSSAPI, or Active Directory groups
- Editing or deleting LDAP, LDAP+GSSAPI, or Active Directory groups
- Understanding access controls
- Managing certificates
- Managing other access functions
- Securing data
- Troubleshooting
- User is locked out
- User is logged out automatically
- User cannot access applications or functions
- KDC and MFP clocks are out of sync
- Domain controller certificate is not installed
- KDC is not responding within the required time
- LDAP lookups fail
- Make sure that the server and firewall settings are configured to allow communication between the pr ...
- If reverse DNS lookup is not used in your network, then disable it in the Kerberos settings
- If the LDAP server requires SSL, then enable SSL for LDAP lookups
- Narrow the LDAP search base to the lowest possible scope that includes all necessary users
- Make sure that all LDAP attributes that are being searched for are correct
- Notices
- Index
4 If necessary, from the Miscellaneous Settings section, configure the following settings:
• Character Encoding—Select the character encoding used for the configuration file.
• Disable Reverse IP Lookups
5 Click Save and Verify.
Setting the date and time
When using Kerberos authentication, make sure that the time dierence between the printer and the domain
controller does not exceed five minutes. You can manually update the date and time settings or use the Network
Time Protocol (NTP) to sync the time with the domain controller automatically.
1 From the Embedded Web Server, click Settings > Device > Preferences > Date and Time.
Using manual settings
Note: Configuring the manual settings disables NTP.
a From the Configure section, in the Manually Set Date & Time field, enter the appropriate date and time.
b Select the appropriate date format, time format, and time zone.
Note: If you select (UTC+user) Custom, then specify the
oset
values for UTC (GMT) and DST.
Using NTP
a
From the Network Time Protocol section, select Enable NTP, and then type the IP address or host name
of the NTP server.
b If the NTP server requires authentication, then select MD5 key in the Enable Authentication menu.
c In the Install MD5 key field, browse to the file containing the NTP authentication credentials.
2 Click Save.
Managing login methods 17