The Directory Server Access Control Model
Understanding the Directory Server Schema
Understanding Directory Server Plug-Ins
Root Users and the Privilege Subsystem
A supported extension is a mechanism for identifying the extended operations supported by the Directory Server. The OIDs of these extended operations are listed in the supportedExtension attribute of the server's root DSE.
The supported extensions for the directory server include:
The Password Policy State extended operation
The Get Connection ID extended operation
The Get Symmetric key extended operation