You can find out more about our new name and the reasons behind it here.
We ask for your understanding that, due to this change, we will be temporarily unavailable on Sunday. It will also not be possible to place any orders on Sunday.
But we will be there for you from Monday onwards with our new name.
Integrated Services Digital Network (ISDN) - Signalling System No. 7 (SS7); ISDN User Part (ISUP) version 4 for the international interface - Part 6: Connected Line Identification Restriction (COLR) supplementary service (ITU-T Recommendation Q.731, clause 6 (1993), modified) (Endorsement of the English version EN 300356-6 V 4.1.2 (2001-07) as German standard)
German title
ISDN - Zeichengabesystem Nr. 7 (SS7); ISDN-Anwenderteil (ISUP) Version 4 für die internationale Schnittstelle - Teil 6: Dienstmerkmal "Unterdrückung der Übermittlung der Rufnummer des gerufenen Teilnehmers" (ITU-T-Empfehlung Q.731, Abschnitt 6 (1993), modifiziert) (Anerkennung der Englischen Fassung EN 300356-6 V 4.1.2 (2001-07) als Deutsche Norm)
Publication date
2002-01
Original language
German
Pages
1
Publication date
2002-01
Original language
German
Pages
1
DOI
https://dx.doi.org/10.31030/9231578
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Please get in touch with the relevant contact person at DIN if you have problems understanding the content of the standard or need advice on how to apply it.