ISO/IEC 13872 : 2003(R2008)現行
INFORMATION TECHNOLOGY - TELECOMMUNICATIONS AND INFORMATION EXCHANGE BETWEEN SYSTEMS - PRIVATE INTEGRATED SERVICES NETWORK - SPECIFICATION, FUNCTIONAL AND INFORMATION FLOWS - CALL DIVERSION SUPPLEMENTARY SERVICES
出版：International Organization for Standardization
專家解讀視頻
Defines the supplementary services Call Forwarding Unconditional (CFU), Call Forwarding Busy (CFB), Call Forwarding No Reply (CFNR) and Call Deflection (CD), which are applicable to various basic services supported by Private Integrated Services Networks (PISN).
CSA ISO/IEC 13872 : 2004 - Identical
DIN ETS 300256 : 2000 - Corresponds
CSA ISO/IEC 13872 : 2004 : R2014 - Identical
CSA ISO/IEC 13872 : 2004(R2019) - Identical
DIN EN 300256 : 2004 - Corresponds
NEN ISO/IEC 13872 : 2003 - Identical
DS EN 300256 : 2006 - Identical
CSA ISO/IEC 13872 : 2004 - Identical
AS/NZS 4341(Int):1995 - Identical
DS EN 300256 : 2006 - Identical
NEN ISO/IEC 13872 : 2003 - Identical
CSA ISO/IEC 13872 : 2004 - Identical
DIN EN 300256 : 2004 - Identical
