CSA OnDemand🅪 (abonnement pour utilisateur multiples)
Articles inclus (1 articles)
Download a list of included itemsCSA ISO/IEC 15991:04 (R2019)
Information Technology - Telecommunications and Information Exchange Between Systems - Private Integrated Services Network - Specification, Functional Model and Information Flows - Call Priority Interruption and Call Priority Interruption Protection Supplementary Services (Adopted ISO/IEC 15991:2003, second edition, 2003-04-01)
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