ITU-T E.181 PDF

Published Date: 01/01/1993

Customer Recognition of Foreign Tones

Published Date: 11/01/1988

Customer Recognition of Foreign Tones - Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service (Study Group II) 2 pp

Published Date: 09/01/1998

Multipoint Extension for Broadband Audiovisual Communication Systems and Terminals - Series H: Audiovisual and Multimedia Systems - Infrastructure of Audiovisual Services - Communication Procedures

Published Date: 02/01/1999

Multiplexación, adaptación de la velocidad y soporte de las interfaces existentes

Published Date: 04/01/2015

Negotiation of security protocols to protect ITU-T H.225.0 call signalling messages

Published Date: 10/01/2004

Safety practice for outdoor installations

Published Date: 02/01/1991