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Home / Science / Reference / Standards / Individual Standards / ISO 19459
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Web Sites
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- ISO/IEC 19459:2001 - Information technology -- Telecommunications and information exchange between systems -- Private Integrated Services Network -- Specification, functional model and information flows -- Single Step Call Transfer Supplementary Service - 1st edition [ZIP File].
www.iso.ch/iso/en/ittf/PubliclyAvailableStandards/c033847_ISO_IEC_19459;2001(E).zip
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