Information technology - Telecommunications and information exchange between systems - Private integrated services network - Specification, functional model and information flows - Call transfer supplementary service
Specifies the call transfer between three users and is applicable to various basic services supported by private integrated services networks. The basic services are specified in AS/NZS 4135:1995. It is one of a series of Standards applicable to private integrated services networking. This Standard is identical with and has been reproduced from ISO/IEC 13865:1995.