ITU {{ doctype }}

•

International Telecommunications Union

ITU-{{bureau}}

{{ docnumber }} {% if edition %}

Revision {{ edition }}

{% endif %}

{% if annexid %}

{% endif %}

({{ pubdate_monthyear }})

{% if bureau == "T" %}Telecommunication
Standardization Sector
of ITU{% endif %} {% if bureau == "D" %}Telecommunication
Development Sector
of ITU{% endif %} {% if bureau == "R" %}Radiocommunication
Sector of ITU{% endif %}

{% if series %}Series {{ series }}{% endif %} {{ series1 }} {% if series2 %}— {{ series2 }}{% endif %} {{ doctitle }} {% if docsubtitle %}
{{ docsubtitle }} {% if annextitle %}
{{ annextitle }} {% endif %} {% endif %}

International Telecommunication Union

Place des Nations 1211 Geneva 20 Switzerland
itumail@itu.int
www.itu.int