Published Date: 03/01/2000

Services de gestion réseau-réseau pour réseaux de données

$9.9

Published Date: 09/01/1998

Tecnología de la información – Definición del servicio perfeccionado de transporte de comunicaciones

$16.8

Published Date: 05/01/2023

Internet of things and information and communication technology requirements for deployment of smart services in rural communities

$12.3

Published Date: 01/01/1992

RESTRICCIÓN DE LA IDENTIFICACIÓN DE LA LÍNEA LLAMANTE

$6

Published Date: 01/01/2001

Published Date: 03/01/2000

Published Date: 01/01/2000

Published Date: 06/01/1998

Published Date: 01/01/1999

Published Date: 01/01/2001

ITU-T R.43 PDF

SIMULTANEOUS COMMUNICATION BY TELEPHONE AND TELEGRAPH ON A TELEPHONE-TYPE CIRCUIT