Information technology -- Telecommunications and information exchange between systems -- Private Integrated Services Network -- Specification, functional model and information flows -- Call transfer supplementary service
This standard has been revised by ISO/IEC 13865:2003
Is one of a series of standards defining services and signalling protocols applicable to Private Services Networks (PISN). The Series uses ISDN concepts as developed by ITU-T and conforms to the framework of Standards for Open Systems Interconnections as defined by ISO/IEC. Specifies the Call Transfer supplementary service.
A standard is reviewed every 5 years
Revisions / Corrigenda