ATIS 1000647 : 1995
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
INTEGRATED SERVICES DIGITAL NETWORK ISDN-CONFERENCE CALLING SUPPLEMENTARY SERVICE
03-02-2021
01-01-2015
Specifies supplementary services within the context of an Integrated Services Digital Network (ISDN). The interaction of this services with other ISDN services is also included.
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