!!! Overview [{$pagename}] are "officially" defined in the [Internet Assigned Numbers Authority (IANA) Considerations for the Lightweight Directory Access Protocol (LDAP)] by [RFC 4520]. LDAP provides [Discovery Mechanism] through a number of [Root DSA-Specific Entry (DSE)|RootDSE] attributes for discovery of protocol mechanisms identified by [OIDs]. An [IANA Registry] it the "__official__" place where [{$pagename}] are supposed ot be registered [Protocol Mechanisms|https://www.iana.org/assignments/ldap-parameters/ldap-parameters.xhtml#ldap-parameters-2|target='_blank'] We outline them below: These attributes [RFC 4512] that identify protocol mechanisms include: * [SupportedControl] * [supportedExtension] * [supportedFeatures] * [Unsolicited Notification] We have a much more extensive [LDAP Extensions and Controls Listing] than provided in the [IANA Registry] !! More Information There might be more information for this subject on one of the following: [{ReferringPagesPlugin before='*' after='\n' }]