Published Date: 11/01/1988

AUTOMATIC PROTECTION SWITCHING OF DUAL DIVERSITY BEARERS

$6

Published Date: 06/01/2000

Extensions de l'ensemble de capacités 3 du réseau intelligent pour la prise en charge du RNIS-LB

$24.6

Published Date: 01/01/1992

Information Technology - Open Systems Interconnection - Structure of Management Information: Management Information Model

$25.8

Published Date: 11/01/1998

VOCABULAIRE DE TERMES RELATIFS À LA COMMUTATION ET À LA SIGNALISATION

$21.9

Published Date: 03/01/2023

$226.5

Published Date: 01/01/2007

Free Download

Published Date: 04/01/1999

$121.2

Published Date: 01/01/2007

Free Download

Published Date: 01/01/1998

$29.4

Published Date: 2018

$230.1

ITU-T X.181 PDF

ADMINISTRATIVE ARRANGEMENTS FOR THE PROVISION OF INTERNATIONAL PERMANENT VIRTUAL CIRCUITS (PVCs)