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TechSpec
  • Foreword
  • 1 Scope
  • 2 Classification of interworking cases
  • 3 Interworking in the MSC, Transparent case
  • 4 Interworking in the MSC, Non-transparent cases
    • 4.1 General
    • 4.2 Outgoing call set-up (MS originating call)
    • 4.3 Incoming call set-up (MS terminating call)
    • 4.4 Cipher mode setting
    • 4.5 Inter-MSC Handover
    • 4.6 Inter-MSC Handover (UMTS to GSM)
    • 4.7 Inter-MSC Handover (GSM to UMTS)
    • 4.8 Inter-MSC Relocation
    • 4.9 Location Services
    • 4.10 Single Radio Voice Call Continuity (SRVCC)
  • 5 Interworking in the MME
  • 6 Interworking in the S4-SGSN
  • 7 Interworking in the AMF

4.1 General

29.0103GPPInformation element mapping between Mobile Station - Base Station System (MS - BSS) and Base Station System - Mobile-services Switching Centre (BSS - MSC)Release 17Signalling Procedures and the Mobile Application Part (MAP)TS

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

For interworking other than the mapping of information fields, see 3GPP TS 49.008 [14] [14].