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Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 2 for the international interface - Part 9: Closed User Group (CUG) supplementary service [ITU-T Recommendation Q.735, clause 1 (1993), modified]; English version ETS 300356-9:1995
German title
ISDN - Zeichengabesystem Nr. 7; ISDN-Anwenderteil (ISUP) Version 2 für die internationale Schnittstelle - Teil 9: Dienstmerkmal "Geschlossene Benutzergruppe" [ITU-T-Empfehlung Q.735, Abschnitt 1 (1993), modifiziert]; Englische Fassung ETS 300356-9:1995
Publication date
1995-11
Original language
English
Pages
7
Publication date
1995-11
Original language
English
Pages
7
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