International Telecommunication Union   ITU
Français  Español
Site map Contact us Print version
  Home : ITU-T : Publications : Recommendations : X Series : X.521 : X.521 Amendment 1 (03/00)
Recently posted -  Search Recommendations -  Shopping cart
X.521 : Enhancements for the support of ITU-T Recommendation F.510, and for certificate extensions

Recommendation X.521 Amendment 1 (03/00)

Approved in 2000-03-31

Status : Superseded



Never published, consolidated in ITU-T X.521 (02/2001). Only the electronic prepublished version is available on ITU Website

Access :

TIES users / Subscription Service (ITU Recommendations Online)

Electronic Bookshop - E-Price : 26 CHF (Swiss Francs)

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 Subscribers /or ADD to CART

Word Document Word

66048 bytes 2001-10-30 E 17720  Download Download


Top -  Feedback -  Contact us -  Copyright © ITU 2008 All Rights Reserved
Contact for this page :  ITU-T Publications
Updated : 2007/01/25