CAN/CSA-ISO/IEC 21409:04 (R2022) :
Information technology - Telecommunications and information exchange between systems - Corporate telecommunication networks - Signalling interworking between QSIG and H.323 - Generic functional protocol for the support of supplementary services (Adopted ISO/IEC 21409:2001, first edition, 2001-08-15)
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Download a list of included itemsCAN/CSA-ISO/IEC 21409:04 (R2022)
Information technology - Telecommunications and information exchange between systems - Corporate telecommunication networks - Signalling interworking between QSIG and H.323 - Generic functional protocol for the support of supplementary services (Adopted ISO/IEC 21409:2001, first edition, 2001-08-15)
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