OpenLDAP installation steps
OpenLDAP source is freely available and can be downloaded from http://www.openldap.org, compiled
and installed on major Unix systems
On Ubuntu Linux, complete OpenLDAP comes in the following packages:
slapd, ldap-utils, libldap-2.4-2, libnss-ldap.
On the LDAP server, configuration file slapd.conf should be placed into directory /etc/ldap, service slapd started, then LDAP directory created and populated.
For OpenLDAP client on Ubuntu, the following packages are needed to be installed:
ldap-utils, libldap-2.4-2, libnss-ldap, libpam-ldap
On the client, the following configuration files, specifying the server host name and the binding address, should be created:
/etc/ldap.conf and /etc/ldap/ldap.conf.
To allow authentication against LDAP on the client, the entries for
passwd, group, and shadow should be set in file