CAN/CSA-ISO/IEC 21407:04 (R2022) :

Information technology - Telecommunications and information exchange between systems - Private Integrated Services Network - Specification, functional model and information flows - Simple dialog supplementary service (Adopted ISO/IEC 21407:2001, first edition, 2001-08-15)

CSA OnDemandā„¢ (Multi-user subscription)

SKU: 2701921

Items Included (1 Items)

Download a list of included items

CAN/CSA-ISO/IEC 21407:04 (R2022)

Information technology - Telecommunications and information exchange between systems - Private Integrated Services Network - Specification, functional model and information flows - Simple dialog supplementary service (Adopted ISO/IEC 21407:2001, first edition, 2001-08-15)

  • Active
  • English