ITU Sectors
Newsroom
Events
Publications
Statistics
About ITU
 
Office of the Secretary General
Office of the Secretary General
Office of the Secretary General
Radiocommunication (ITU-R)
Radiocommunication (ITU-R)
Radiocommunication (ITU-R)
Standardization (ITU-T)
Standardization (ITU-T)
Standardization (ITU-T)
Development (ITU-D)
Development (ITU-D)
Development (ITU-D)
ITU TELECOM
ITU TELECOM
ITU TELECOM
 
Calendar of Events
Calendar of Events
Calendar of Events
Today's Meetings 
Today's Meetings 
Today's Meetings 
Internet Webcast Service 
Internet Webcast Service 
Internet Webcast Service 
Search 
Search 
Search 
 
All Sectors
All Sectors
All Sectors
ITU-R
ITU-R
ITU-R
ITU-T
ITU-T
ITU-T
ITU-D
ITU-D
ITU-D
General Secretariat
General Secretariat
General Secretariat
 
ITU Publications 
ITU Publications 
ITU Publications 
Publications by Sector
Publications by Sector
Publications by Sector
 
General Secretariat and ITU Telecom
General Secretariat and ITU Telecom
General Secretariat and ITU Telecom
Radiocommunication (ITU-R)
Radiocommunication (ITU-R)
Radiocommunication (ITU-R)
Standardization (ITU-T)
Standardization (ITU-T)
Standardization (ITU-T)
Development (ITU-D)
Development (ITU-D)
Development (ITU-D)
 
International Telecommunication Union   ITU
Français  Español
 
Site map Contact us Print version
  Home : ITU-T : Publications : Recommendations : X Series : X.521 : X.521 (02/01)
Recently posted -  Search Recommendations
   
X.521 : Information technology - Open Systems Interconnection - The Directory: Selected object classes  

Recommendation X.521 (02/01)

Approved in 2001-02-02

Status : Superseded

 

Table of Contents

 

Table of Contents

 

Summary


Access : Freely available items

Available languages and formats :

 
Click on the Item

Click on the selected format
and language to get the document

   
Format Size Posted Article Number
English

PDF Document PDF (acrobat)

352948 bytes 2002-03-27 E 21263 
Español

PDF Document PDF (acrobat)

376838 bytes 2002-05-16 S 21265 
Français

PDF Document PDF (acrobat)

384660 bytes 2002-06-18 F 21264 

Access :

TIES users

Available languages and formats :

 
Click on the Item

Click on the selected format
and language to get the document

   
Format Size Posted Article Number TIES users
English

Word Document Word

244736 bytes 2002-03-27 E 21263  Download
Español

Word Document Word

280576 bytes 2002-05-16 S 21265  Download

Word Document (Zip) Zip (Word)

80845 bytes 2002-05-16   Download
Français

Word Document Word

278016 bytes 2002-06-18 F 21264  Download

Word Document (Zip) Zip (Word)

79784 bytes 2002-06-18   Download

 

Top -  Feedback -  Contact us -  Copyright © ITU 2008 All Rights Reserved
Contact for this page :  ITU-T Publications
Updated : 2014-05-15