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X.500�:�Information technology - Open Systems Interconnection - The Directory: Overview of concepts, models and services

Recommendation X.500

In force components
Number
Title Status
X.500 (10/19)
Information technology - Open Systems Interconnection - The Directory: Overview of concepts, models and services � In force
X.500 (2019) Amendment 1 (10/24)
In force (prepublished)

Superseded and Withdrawn components
Number
Title Status
X.500 (11/88)
The Directory - Overview of concepts, models and services � Superseded
X.500 (11/93)
Information technology - Open systems Interconnection - The directory: Overview of concepts, models and services � Superseded
X.500 (08/97)
Information technology - Open Systems Interconnection - The Directory: Overview of concepts, models and services � Superseded
X.500 (1997) Amendment 1 (03/00)
Enhancements for the support of ITU-T Recommendation F.510 �
Never published, consolidated in ITU-T X.500 (02/2001). Only the electronic prepublished version is available on ITU Website
Superseded
X.500 (02/01)
Information technology - Open Systems Interconnection - The Directory: Overview of concepts, models and services �
Superseded
X.500 (08/05)
Information technology - Open Systems Interconnection - The Directory: Overview of concepts, models and services � Superseded
X.500 (11/08)
Information technology - Open Systems Interconnection - The Directory: Overview of concepts, models and services � Superseded
X.500 (10/12)
Information technology - Open Systems Interconnection - The Directory: Overview of concepts, models and services � Superseded
X.500 (10/16)
Information technology - Open Systems Interconnection - The Directory: Overview of concepts, models and services � Superseded

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