26.1. User Information
The User Information tab has several options. To enable an option, click the empty checkbox beside it. To disable an option, click the checkbox beside it to clear the checkbox. Click OK to exit the program and apply the changes.
The following list explains what each option configures:
Enable NIS Support — Select this option to configure the system as an NIS client which connects to an NIS server for user and password authentication. Click the Configure NIS button to specify the NIS domain and NIS server. If the NIS server is not specified, the daemon attempts to find it via broadcast.
The ypbind package must be installed for this option to work. If NIS support is enabled, the portmap and ypbind services are started and are also enabled to start at boot time.
Enable LDAP Support — Select this option to configure the system to retrieve user information via LDAP. Click the Configure LDAP button to specify the LDAP Search Base DN and LDAP Server. If Use TLS to encrypt connections is selected, Transport Layer Security is used to encrypt passwords sent to the LDAP server.
The openldap-clients package must be installed for this option to work.
For more information about LDAP, refer to the Red Hat Enterprise Linux Reference Guide.
Enable Hesiod Support — Select this option to configure the system to retrieve information from a remote Hesiod database, including user information.
The hesiod package must be installed.
Winbind — Select this option to configure the system to connect to a Windows Active Directory or a Windows domain controller. User information can be accessed, as well as server authentication options can be configured.
Cache User Information — Select this option to enable the name service cache daemon (nscd) and configure it to start at boot time.
The nscd package must be installed for this option to work.