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NA 022

DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE

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Standards [CURRENT]

ETS 300364
Private Telecommunication Network (PTN) - Inter-exchange signalling protocol - Do not disturb and do not disturb override supplementary services

Title (German)

Privates Fernmeldenetz (PTN) - Protokoll der externen Leitungszeichengabe - Zusatzdienste Anrufschutz und Durchbrechen des Anrufschutzes

Edition 1994-11
Original language English
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Rudolf Brandner

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