Normas ISO

Information technology -- Destruction of data carriers-- Part 3: Process of destruction of data carriers

Information technology -- Upper level ontology for smart city indicators

Information technology -- Telecommunications and information exchange between systems -- Private Integrated Services Network -- Specification, functional model and information flows -- Short message service

Information technology -- Telecommunications and information exchange between systems -- Private Integrated Services Network -- Inter-exchange signalling protocol -- Short message service

Information technology -- Telecommunications and information exchange between systems -- Corporate Telecommunication Networks -- Signalling interworking between QSIG and H.323 -- Call completion supplementary services

Information technology -- Telecommunications and information exchange between systems -- Private Integrated Services Network -- Mapping functions for the tunnelling of QSIG through IP networks