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TechSpec
  • Foreword
  • 1 Scope
  • 2 References
  • 3 Definitions, symbols and abbreviations
  • 4 Overview of multimedia telephony communication service and associated supplementary services in the IP Multimedia (IM) Core Network (CN) subsystem
  • 5 Basic Communication
  • 6 Supplementary services and enhancements
  • J.1 Scope
  • J.2 EPS aspects when connected to the IM CN subsystem
  • J.3 Application usage of SIP
  • K.1 Scope
  • K.2 GPRS (Iu mode only) aspects when connected to the IM CN subsystem
  • K.3 Application usage of SIP
  • M.1 Scope
  • M.2 5GS aspects when connected to the IM CN subsystem
  • M.3 Application usage of SIP

M.1 Scope

24.1733GPPIMS Multimedia telephony communication service and supplementary servicesRelease 18Stage 3TS

Tools: ARFCN - Frequency Conversion for 5G NR/LTE/UMTS/GSM

The present annex defines IP-CAN specific requirements for a multimedia telephony communication service and associated supplementary services in the IP Multimedia (IM) Core Network (CN) subsystem, where the IP-CAN is 5G System (5GS).