NF ETS 300356-4

Integrated Services Digital Network (ISDN). Signalling System n° 7 ISDN User Part (ISUP) version 2 for the international interface . Part 4 : Calling Line Identification Restriction (CLIR) supplementary service.

Le présent document indique les modifications qui doivent être apportées à la section 4 de la Recommandation 0.731 de l'UIT-T pour permettre le fonctionnement du complément de service Non-identification de la ligne appelante sur les réseaux numériques à intégration de services européens.

To comply with a standard, you need to quickly understand its issues in order to determine its impact on your activity.

The Requirements department helps you quickly locate within the normative text:
- mandatory clauses to satisfy,
- non-essential but useful clauses to know, such as permissions and recommendations.

The identification of these types of clauses is based on the document “ISO / IEC Directives, Part 2 - Principles and rules of structure and drafting of ISO documents ”as well as on a constantly enriched list of verbal forms.

With Requirements, quickly access the main part of the normative text!

- The UPSELL service allows you to easily update one of your standards.
- With a single click, add a new language, the Requirements or Redline+ service and add one or more additional users.
- Whether you are in the process of acquiring a standard or it is already available in your personal space, the UPSELL service is available at every stage to help you understand it and implement it within your organization.

COBAZ is the simple and effective solution to meet the normative needs related to your activity, in France and abroad.

Available by subscription, CObaz is THE modular solution to compose according to your needs today and tomorrow. Quickly discover CObaz!

Request your free, no-obligation live demo

I discover COBAZ