Skip to content
TechSpec
  • Foreword
  • Introduction
  • 1 Scope
  • 2 References
  • 3 Definitions, symbols and abbreviations
  • 4 SWa Description
  • 5 STa Description
  • 6 SWd Description
  • 7 SWm Description
  • 8 SWx Description
  • 9 S6b Description
  • 10 Result-Code and Experimental-Result Values
  • 11 3GPP AAA Server/Proxy – EIR
  • A.1 General
  • A.2 Call Flow for SCM and EPC-routed access
  • A.3 Call Flow for MCM for EPC-routed access and/or NSWO
  • A.4 Call Flow for TSCM and EPC-routed access
  • B.1 General
  • B.2 SWx interface
  • B.3 STa interface
  • B.4 S6b interface
  • B.5 SWa Interface
  • B.6 SWm Interface
  • C.1 Introduction
  • C.2 Message prioritization over SWx
  • C.3 Message prioritisation over STa, SWm and SWa
  • C.4 Message prioritization over S6b
  • D.1 General
  • D.2 SWa, STa, SWd, SWm, SWx, S6b interfaces
  • E.1 General
  • E.2 Successful call flow
  • E.3 Call flow with IMEI check in VPLMN
  • F.1 General
  • F.2 SWx interface
  • F.3 STa interface
  • F.4 S6b interface
  • F.5 SWa Interface
  • F.6 SWm Interface

Introduction

29.2733GPP3GPP EPS AAA interfacesEvolved Packet System (EPS)Release 18TS

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

The present specification details the stage 3 work related to all 3GPP AAA reference points used by the different non-3GPP accesses included in EPS. It also details the stage 3 work related to the SWa reference point used for Non-seamless WLAN offload (NSWO) in 5GS.