LDAP v3 Developer guide. but, sgml format. you can get the docbook format reader. This guide is very useful for IDM developer. Best guide. All LDAP-CSDK standard support. mozilla, Netscape, ADSI, IBM Tivoli Directory use it.

IBM LDAP Server is very powerful and useful LDAP platform. Also, You can use the CSDK for LDAP Enabled application. you can download the site. IBM SDK. and here, you can start the programming with Tivoli Directory Server V6.2 & OpenLDAP, Active Direc