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ATIS 1000643.1998(R2013)
- Integrated Services Digital Network (ISDN) - Explicit Call Transfer Supplementary Service (formerly T1.643-1998 (R2008) )
- standard by Alliance for Telecommunication Industry Solutions, 01/01/1998
- Publisher: ATIS
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This standard is one of a series that defines and describes supplementary services within the context of an Integrated Services Digital Network (ISDN). This supplementary service may be made available on a demand or subscription arrangement. The interaction of this supplementary service with other ISDN services is also included. The purpose of the standard is to allow 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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