TS 23.216
SA2
★
SRVCC – Single Radio Voice Call Continuity
use "3GPP‑Page" to get the Word version
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for a better overview, the Table of Contents (ToC) is reproduced
use "ETSI‑search" to get the PDF version
for a better overview, the Table of Contents (ToC) is reproduced
V16.3.0 (Wzip)
2019/12 75 p.
V15.3.0 (PDF)
2019/09 72 p.
V14.0.0
2016/09 72 p.
V13.2.0
2016/09 73 p.
V12.4.0
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V11.11.0
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V10.6.0
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V9.9.0
2012/03 45 p.
V8.8.0
2012/03 37 p.
Rapporteur: Mr. Wong, Curt Nokia Networks
This document specifies the architecture enhancements for Single Radio Voice Call Continuity (SRVCC) between the
following access systems for voice calls that are anchored in the IMS:
- from E-UTRAN to 3GPP2 1xCS
- from E-UTRAN to UTRAN/GERAN
- from UTRAN (HSPA) to UTRAN/GERAN
- from UTRAN/GERAN to E-UTRAN
- from GERAN to UTRAN (HSPA)
full Table of Contents for TS 23.216 Word version: 16.3.0
1 Scope
2 References
3 Definitions and abbreviations
4 High level Principles and Concepts
5 Architecture model and reference points
6 Procedures and flows
7 Charging
8 Handover Failure
9 Security
A Determination of Neighbour Cell List
B Change history
1 Scope Word-p. 7
2 References
3 Definitions and abbreviations Word-p. 9
4 High level Principles and Concepts
4.1 High level Principles
5 Architecture model and reference points Word-p. 20
4.1.1 Architectural Principles for 3GPP2 1xCS SRVCC
4.1.2 Architectural Principles for SRVCC and vSRVCC to 3GPP UTRAN/GERAN Word-p. 11
4.1.3 Architectural Principles for SRVCC to 3GPP E-UTRAN/UTRAN (HSPA) [R11]
4.1.4 Architectural Principles for 5G-SRVCC to UTRAN [R16] Word-p. 12
4.2 Concepts
4.2.1 E-UTRAN to 3GPP2 1xCS SRVCC
4.2.2 E-UTRAN to 3GPP UTRAN/GERAN SRVCC
4.2.2a E-UTRAN to 3GPP UTRAN vSRVCC [R11] Word-p. 13
4.2.3 UTRAN (HSPA) to 3GPP UTRAN/GERAN SRVCC Word-p. 14
4.2.4 SRVCC for IMS emergency sessions [R9] Word-p. 15
4.2.4.1 E-UTRAN/UTRAN (HSPA) to 3GPP UTRAN/GERAN
4.2.4.2 E-UTRAN to 3GPP2 1xCS Word-p. 16
4.2.4.3 SRVCC in Limited Service Mode Word-p. 17
4.2.4.4 eCall over IMS [R14] Word-p. 18
4.2.5 Void
4.2.6 CS to PS SRVCC [R11]
4.2.7 NG-RAN to 3GPP UTRAN 5G-SRVCC [R16] Word-p. 19
5.1 General
5.2 Reference architecture
6 Procedures and flows
5.2.1 E-UTRAN to 3GPP2 1xCS SRVCC architecture
5.2.2 E-UTRAN to 3GPP UTRAN/GERAN SRVCC architecture
5.2.2a 3GPP E-UTRAN to 3GPP UTRAN vSRVCC architecture [R11] Word-p. 21
5.2.3 UTRAN (HSPA) to 3GPP UTRAN/GERAN SRVCC architecture Word-p. 22
5.2.4 3GPP UTRAN/GERAN to 3GPP E-UTRAN or UTRAN (HSPA) SRVCC architecture [R11]
5.2.5 3GPP GERAN to 3GPP UTRAN (HSPA) SRVCC architecture [R11] Word-p. 23
5.2.6 NG-RAN to 3GPP UTRAN 5G-SRVCC architecture [R16] Word-p. 24
5.3 Functional Entities Word-p. 25
5.3.1 3GPP2 1x CS SRVCC interworking solution function (1xCS IWS)
5.3.2 MSC Server enhanced for E-UTRAN/UTRAN (HSPA) to 3GPP UTRAN/GERAN SRVCC
5.3.2a MSC Server enhanced for vSRVCC [R11]
5.3.2b MSC Server enhanced for CS to PS SRVCC [R11]
5.3.3 MME Word-p. 26
5.3.4b UE enhanced for 5G-SRVCC [R16] Word-p. 30
5.3.5 Serving/PDN GW
5.3.6 E-UTRAN
5.4 Reference points
5.3.3.1 Interworking with 3GPP2 1xCS IWS
5.3.3.2 Interworking with 3GPP MSC Server enhanced for SRVCC from E-UTRAN / UTRAN (HSPA) to 3GPP UTRAN/GERAN Word-p. 27
5.3.3A SGSN
5.3.3.2.1 Interworking with 3GPP MSC Server enhanced for (v)SRVCC
5.3.3.2.2 PS bearer splitting function
5.3.3.2.3 Selection of MSC enhanced for SRVCC [R10]
5.3.3.3 Interworking of Target MME with 3GPP MSC Server enhanced for SRVCC from CS to PS [R11]
5.3.3.4 MME_SRVCC [R16] Word-p. 28
5.3.3A.1 Interworking with 3GPP MSC Server enhanced for SRVCC from E-UTRAN / UTRAN (HSPA) to 3GPP UTRAN/GERAN
5.3.4 UE enhanced for SRVCC
5.3.3A.1.1 Interworking with 3GPP MSC Server enhanced for SRVCC
5.3.3A.1.2 PS bearer splitting function
5.3.3A.1.3 Selection of MSC enhanced for SRVCC [R10]
5.3.3A.2 Interworking of Target SGSN with 3GPP MSC Server enhanced for SRVCC from CS to PS [R11] Word-p. 29
5.3.4.1 Interworking with 3GPP2 1xCS
5.3.4.2 Interworking with 3GPP UTRAN/GERAN for SRVCC from E-UTRAN / UTRAN (HSPA) to 3GPP UTRAN/GERAN
5.3.4.3 Interworking of UE with 3GPP UTRAN/GERAN for SRVCC from CS to PS [R11]
5.3.4a UE enhanced for vSRVCC [R11]
5.3.4b UE enhanced for 5G-SRVCC [R16] Word-p. 30
5.3.5 Serving/PDN GW
5.3.6 E-UTRAN
5.3.6.1 Interworking with 3GPP2 1xCS
5.3.6.2 Interworking with 3GPP UTRAN/GERAN for SRVCC from E-UTRAN to 3GPP UTRAN/GERAN
5.3.6.2a Interworking with 3GPP UTRAN for vSRVCC [R11]
5.3.6A UTRAN (HSPA) Word-p. 31
5.3.6B GERAN/UTRAN CS [R11]
5.3.7 HSS
5.3.7.1 Interworking with 3GPP UTRAN/GERAN for SRVCC or vSRVCC from E-UTRAN / UTRAN (HSPA) to 3GPP UTRAN/GERAN
5.3.7.2 Interworking with 3GPP UTRAN/GERAN for SRVCC from CS to PS [R11]
5.3.8 PCC Word-p. 32
5.3.9 UDM [R16]
5.3.10 AMF [R16]
5.3.11 NG-RAN [R16]
5.3.7.2 Interworking with 3GPP UTRAN/GERAN for SRVCC from CS to PS [R11]
5.4.1 MME - 3GPP2 1xCS IWS (S102)
5.4.2 MME/SGSN - MSC Server (Sv) Word-p. 33
5.4.2A MME_SRVCC - MSC Server (Sv) [R16]
5.4.3 E-UTRAN - MME (S1-MME)
5.4.3A UTRAN (HSPA) - SGSN (Iu-ps)
5.4.4 HSS - MME (S6a)
5.4.5 HSS - SGSN (Gr, S6d)
5.4.6 HSS - MSC (MAP D) [R11]
5.4.7 AMF - MME_SRVCC [R16]
5.4.8 NG-RAN - AMF [R16] Word-p. 34
5.4.3A UTRAN (HSPA) - SGSN (Iu-ps)
5.4.4 HSS - MME (S6a)
5.4.5 HSS - SGSN (Gr, S6d)
5.4.6 HSS - MSC (MAP D) [R11]
5.4.7 AMF - MME_SRVCC [R16]
5.4.8 NG-RAN - AMF [R16] Word-p. 34
6.1 SRVCC from E-UTRAN to 3GPP2 1xCS
7 Charging Word-p. 64
8 Handover Failure Word-p. 65
6.1.1 E-UTRAN Attach procedure for SRVCC
6.1.2 Service Request procedures for SRVCC
6.1.2A PS Handover procedures for SRVCC [R9]
6.1.3 Call flows for SRVCC from E-UTRAN
6.2 E-UTRAN and 3GPP GERAN/UTRAN (v)SRVCC Word-p. 37
6.1.2A PS Handover procedures for SRVCC [R9]
6.1.3 Call flows for SRVCC from E-UTRAN
6.2.1 E-UTRAN Attach procedure for (v)SRVCC
6.2.1A Service Request procedures for (v)SRVCC
6.2.1B PS Handover procedures for (v)SRVCC [R9]
6.2.1C Dedicated Bearer Establishment and Modification procedures for vSRVCC [R11] Word-p. 38
6.2.2 Call flows for (v)SRVCC from E-UTRAN
6.3 UTRAN (HSPA) and 3GPP GERAN/UTRAN SRVCC Word-p. 51
6.2.2.1 SRVCC from E-UTRAN to GERAN without DTM support
6.2.2.1A SRVCC from E-UTRAN to GERAN with DTM but without DTM HO support and from E-UTRAN to UTRAN without PS HO Word-p. 42
6.2.2.2 SRVCC from E-UTRAN to UTRAN with PS HO or GERAN with DTM HO support
6.2.2.3 vSRVCC from E-UTRAN to UTRAN with PS HO support [R11] Word-p. 47
6.2.2.4 vSRVCC from E-UTRAN to UTRAN without PS HO support [R11] Word-p. 50
6.2.3 Returning back to E-UTRAN [R12]
6.3.1 GPRS Attach procedure for SRVCC
6.3.1A Service Request procedures for SRVCC [R9]
6.3.1B PS Handover procedures for SRVCC [R9]
6.3.2 Call flows for SRVCC from UTRAN (HSPA) Word-p. 52
6.4 CS to PS SRVCC [R11] Word-p. 59
6.4.1 GPRS Attach procedure for SRVCC
6.4.2 E-UTRAN Attach procedure for SRVCC
6.4.3 Call flows for SRVCC to E-UTRAN/UTRAN (HSPA)
6.5 5G-SRVCC from NG-RAN to 3GPP UTRAN [R16]
8.1 Failure in EUTRAN/UTRAN (HSPA) to 3GPP UTRAN/GERAN (v)SRVCC
9 Security Word-p. 70
8.1.1 Failure before MSC Server initiates Session Transfer
8.1.1a Failure after MSC Server initiates Session Transfer [R10]
8.2 Failure in CS to PS SRVCC [R11]
8.1.1a.1 Failure before responding to PS to CS HO request
8.1.1a.2 Failure after responding to PS to CS HO request Word-p. 66
8.1.2 Failure after UE receives HO command
8.1.3 Handover Cancellation
8.1.4 Handover Failure due to alerting/pre-alerting state [R15] Word-p. 68
8.1.1a.2 Failure after responding to PS to CS HO request Word-p. 66
9.1 Network Domain Security with 3GPP2 1xCS IWS
9.2 Network Domain Security with 3GPP UTRAN/GERAN MSC Server
A Determination of Neighbour Cell List Word-p. 71
9.2 Network Domain Security with 3GPP UTRAN/GERAN MSC Server
A.1 SRVCC from E-UTRAN to 3GPP2 1xCS
A.2 SRVCC from E-UTRAN to GERAN / UTRAN
A.3 SRVCC from UTRAN (HSPA) to GERAN / UTRAN
A.4 SRVCC from GERAN / UTRAN to E-UTRAN / UTRAN (HSPA) [R11] Word-p. 72
B Change history Word-p. 73
