ITU-T Q.734.1:1993-03

Stage 3 description for multiparty supplementary services using Signalling System No. 7 : Conference calling

German title: Beschreibung Stufe 3 für Sammel-Teilnehmerdienstmerkmale unter Verwendung des Zeichengabesystem Nr. 7 - Abschnitt 1: Konferenzverbindung - Abschnitt 2: Dreier-Konferenz
Publication date: 1993-03
Original language: English
Pages: 25

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