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Home / Science / Reference / Standards / Individual Standards / ISO 21409
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Web Sites
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- ISO/IEC 21409:2001 - 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 - 1st edition [ZIP File].
www.iso.ch/iso/en/ittf/PubliclyAvailableStandards/c034502_ISO_IEC_21409;2001(E).zip
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