title: Information technology — International Standardized Profile RC — X.25 Protocol relaying — Part 6: Definition of profile RC51.1121, X.25 protocol relaying between CSMA/CD LAN subnetworks and PSDNs using virtual calls over a digital data circuit/CSDN leased line permanent access — Amendment 1: Addition of management requirements
title: Technologies de l'information — Profil normalisé international RC — Transmission du protocole X.25 — Partie 6: Profil RC51.1121, transmission du protocole X.25 entre sous-réseaux CSMA/CD LAN et PSDNs utilisant des appels virtuels sur un circuit de données numériques/un accès permanent en ligne alloué CSDN — Amendement 1: Addition d'exigences de gestion