1 What is LDAP?
2 Uses of LDAP
3 LDAP Server Implementations
4 Installing OpenLDAP
5 Configuring LDAP
6 LDAP Terminology
7 Modifying Entries
8 Adding Entries
9 Adding Organizational Units
10 Adding Users
11 Adding Groups
12 Deleting Entries
13 LDAP Port
14 Authenticating Users with LDAP
15 Using LDAP web interface (phpldapadmin)

https://likegeeks.com/linux-ldap-server/

Hope you like it.

Thanks in advance.