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TechSpec
  • Foreword
  • 1 Scope
  • 2 References
  • 3 Definitions of terms and abbreviations
  • 4 Architecture to support SBI-based SMS
  • 5 Procedures for SBI-based SMS
    • 5.1 Procedure for SBI-based MT SMS
      • 5.1.1 General
      • 5.1.2 Successful Mobile Terminated short message transfer without SMS Router/ IP-SM-GW
      • 5.1.3 Successful Mobile Terminated short message transfer via SMS Router
      • 5.1.4 Successful Mobile Terminated short message transfer via IP-SM-GW
      • 5.1.5 Unsuccessful Mobile Terminated short message transfer without SMS Router/IP-SM-GW
      • 5.1.6 Unsuccessful Mobile Terminated short message transfer via IP-SM-GW
      • 5.1.7 GPSI-to-Subscription-Network resolution procedure
      • 5.1.8 Alert
      • 5.1.9 Unsuccessful Mobile Terminated short message transfer via SMS Router
    • 5.2 Procedure for SBI-based MO SMS
  • 6 Services for SBI-based SMS

1 Scope

23.5403GPP5G System: Technical realization of Service Based Short Message ServiceRelease 17Stage 2TS

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

The present document defines the Stage 2 architecture, procedures and services to support service based short message service (SMS) in 5G system (5GS).