ATIS T1.643 : 98(R2003)
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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) - EXPLICIT CALL TRANSFER SUPPLEMENTARY SERVICE
07-23-2013
01-12-2013
Defines maximum compatibility among network- and user-owned telecommunications equipment in order to increase the attractiveness and usefulness of ISDN-based capabilities.
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