A list of primary references is given below.
IETF RFC 4510 - Lightweight Directory Access Protocol (LDAP): Technical Specification Road Map
Contains a list of IETF RFCs (with hyperlinks) that describe aspects of LDAP.
IETF RFC 4519 - Lightweight Directory Access Protocol (LDAP): Schema for User Applications
Contains a basic list of attribute types and object classes.
IETF RFC 4517 - Lightweight Directory Access Protocol (LDAP): Syntaxes and Matching Rules
Each syntax constrains the values that an attribute type can have. Each matching rule indicates how matches are performed on the values of an attribute type.
IETF RFC 2254 - The String Representation of LDAP Search Filters
Syntax of LDAP search filters.
Lightweight Directory Access Protocol (LDAP) Parameters
Collection of lists of various types of
LDAP parameters: object identifier
descriptors, resultCode values,
LDAP Syntaxes, etc. Generally, each
list contains a name or description, a code or
OID, and a reference.
A list of vendor/application references is given below.
Microsoft Active Directory object classes
List of Microsoft Active Directory object classes.
Microsoft Active Directory attributes
List of Microsoft Active Directory attributes.
Oracle® Fusion Middleware Administrator's Guide for Oracle Internet Directory 11g Release 1 (11.1.1)
Oracle Internet Directory guide.
Product Documentation for Red Hat Directory Server 10
Red Hat Directory Server documentation.
OpenLDAP home page. Links to guides and manual pages.
A list of miscellaneous guides and references is given below.
Wikipedia LDAP article.
LDAP articles.
The Linux Documentation Project (TLDP) how-to.
Guides and reference materials.
OID reference.
OID reference.
OID reference.