DIN Standards Committee Information Technology and IT Applications
ISO/IEC 20114
Information technology - Telecommunications and information exchange between systems - Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Make call request supplementary service
Informationstechnik - Private diensteintegrierende Netze (PISN) - Zeichengabe zwischen Telekommunikationsanlagen - Dienstmerkmal Rufanfrage (MCR)
Responsible national committee
NA 043-01-06 AA - Data communication (rapporteur)
Responsible international committee
ISO/IEC JTC 1/SC 6 - Telecommunications and information exchange between systems