O'Reilly Network articles about this topic:
Unfinished Business: The One Missing Piece
With all of the work done on Linux in the past few years, there's only one missing piece preventing widespread adoption in the enterprise -- directory services. David HM Spector explores the history and current state of directory services, explaining why it's important to interoperate with Active Directory.
Getting Started with LDAP
Luke A. Kanies shows you how to set up a basic LDAP directory to store Unix user accounts, along with a script to pull those accounts to a Unix system.
An Introduction to LDAP
Luke A. Kanies introduces LDAP and explains why it is an important tool for network administrators.
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