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		Spec #	CR #	Revision #	CR Cat	Impacted Version	Target Release	Title	WG TDoc #	CR status at WG	WG meeting ref	WG Source information	TSG TDoc #	CR status at TSG	TSG meeting ref	TSG Source information	New Version	Work Items	Remarks


23.237	0514	1	F	16.3.0	Rel-16	Corrections on ATCF	S2-2003222	agreed	SA2#138-e	Orange	SP-200441	reissued	SA#88-e	SA WG2	16.4.0	rSRVCC, TEI16
23.237	0514	1	F	16.3.0	Rel-16	Corrections on ATCF	S2-2003222	agreed	SA2#138-e	Orange	SP-200552	approved	SA#88-e	SA WG2	16.4.0	rSRVCC, TEI16
23.237	0514	-	F	16.3.0	Rel-16	Corrections on ATCF	S2-2003122	revised	SA2#138-e	Orange						TEI10, rSRVCC, TEI16
23.237	0513	3	F	16.3.0	Rel-16	5G-SRVCC from NG-RAN to UTRAN for emergency session	S2-2001052	noted	SA2#136-AH	ORANGE, BlackBe...						5G_SRVCC
23.237	0513	2	F	16.3.0	Rel-16	5G-SRVCC from NG-RAN to UTRAN for emergency session	S2-2000101	revised	SA2#136-AH	ORANGE, BlackBe...						5G_SRVCC
23.237	0513	1	F	16.3.0	Rel-16	5G-SRVCC from NG-RAN to UTRAN for emergency session	S2-1910975	revised	SA2#136	ORANGE, BlackBe...						5G_SRVCC
23.237	0513	-	F	16.3.0	Rel-16	5G-SRVCC from NG-RAN to UTRAN for emergency session	S2-1908776	revised	SA2#135	ORANGE						5G_SRVCC
23.237	0512	2	A	16.2.0	Rel-16	Enabling SRVCC for emergency call transferred to EPS	S2-1908135	agreed	SA2#134	BlackBerry UK Ltd.	SP-190601	approved	SA#85	SA WG2	16.3.0	5GS_Ph1
23.237	0512	1	A	16.2.0	Rel-16	Enabling SRVCC for emergency call transferred to EPS	S2-1908066	revised	SA2#134	BlackBerry UK Ltd.						5GS_Ph1
23.237	0512	-	A	16.2.0	Rel-16	Enabling SRVCC for emergency call transferred to EPS	S2-1907091	revised	SA2#134	BlackBerry UK Ltd.						5GS_Ph1
23.237	0511	1	F	15.1.0	Rel-15	Enabling SRVCC for emergency call transferred to EPS	S2-1908065	agreed	SA2#134	BlackBerry UK Ltd.	SP-190601	approved	SA#85	SA WG2	15.2.0	5GS_Ph1
23.237	0511	-	F	15.1.0	Rel-15	Enabling SRVCC for emergency call transferred to EPS	S2-1907090	revised	SA2#134	BlackBerry UK Ltd.						5GS_Ph1
23.237	0510	2	F	16.1.0	Rel-16	Completing introducing of 5G SRVCC	S2-1905924	agreed	SA2#133	BlackBerry UK L...	SP-190411	approved	SA#84	SA WG2	16.2.0	5G_SRVCC
23.237	0510	1	F	16.1.0	Rel-16	Completing introducing of 5G SRVCC	S2-1905886	revised	SA2#133	BlackBerry UK L...						5G_SRVCC
23.237	0510	-	F	16.1.0	Rel-16	Completing introducing of 5G SRVCC	S2-1904965	revised	SA2#133	BlackBerry UK L...						5G_SRVCC
23.237	0509	2	B	16.1.0	Rel-16	Introduction of support of multiple EATF instances in Emergency SRVCC procedures	S2-1904190	agreed	SA2#132	ORANGE, China M...	SP-190406	approved	SA#84	SA WG2	16.2.0	TEI16
23.237	0509	1	B	16.1.0	Rel-16	Introduction of support of multiple EATF instances in Emergency SRVCC procedures	S2-1904115	revised	SA2#132	ORANGE, China M...						TEI16
23.237	0509	-	B	16.1.0	Rel-16	Introduction of support of multiple EATF instances in Emergency SRVCC procedures	S2-1903183	revised	SA2#132	ORANGE, China M...						TEI16
23.237	0508	-	C	16.1.0	Rel-16	SIP redirect for support of multiple EATF instances	S2-1902989	merged	SA2#132	Ericsson						TEI16
23.237	0507	2	B	16.0.0	Rel-16	Adding UDM update the STN-SR to AMF	S2-1900845	agreed	SA2#130	ZTE, China Unicom	SP-190162	approved	SA#83	SA WG2	16.1.0	5G_SRVCC
23.237	0507	1	B	16.0.0	Rel-16	Adding UDM update the STN-SR to AMF	S2-1900764	revised	SA2#130	ZTE, China Unicom						5G_SRVCC
23.237	0507	-	B	16.0.0	Rel-16	Adding UDM update the STN-SR to AMF	S2-1900509	revised	SA2#130	ZTE, China Unicom						5G_SRVCC
23.237	0506	-	B	15.1.0	Rel-16	Include support for eSRVCC in IMS architectures with no IMS-level roaming agreements	S2-184754	agreed	SA2#127-Bis	Ericsson, Vodaf...	SP-180499	approved	SA#80	SA WG2	16.0.0	TEI16
23.237	0505	-	B	15.1.0	Rel-16	Include support for eSRVCC in S8HR in 23.237	S2-183109	noted	SA2#127	Ericsson, Vodaf...						TEI16
23.237	0504	1	B	14.2.0	Rel-15	PS to CS SRVCC for IMS emergency session in early dialogue phase	S2-174854	agreed	SA2#122	Ericsson, Telec...	SP-170732	approved	SA#77	SA WG2	15.0.0	TEI15
23.237	0504	-	B	14.2.0	Rel-15	PS to CS SRVCC for IMS emergency session in early dialogue phase	S2-174188	revised	SA2#122	Ericsson, Telec...						TEI15
23.237	0503	4	B	15.0.0	Rel-15	Support of bSRVCC on terminating side	S2-179143	agreed	SA2#124	China Mobile, E...	SP-170924	approved	SA#78	SA WG2	15.1.0	TEI15
23.237	0503	3	B	15.0.0	Rel-15	Support of bSRVCC on terminating side	S2-178457	revised	SA2#124	China Mobile, E...						TEI15
23.237	0503	2	B	14.2.0	Rel-15	Support of bSRVCC on terminating side	S2-174219	revised	SA2#122	China Mobile, E...						TEI15
23.237	0503	1	B	14.2.0	Rel-15	Support of bSRVCC on terminating side	S2-173036	revised	SA2#121	China Mobile						TEI15
23.237	0503	-	B	14.2.0	Rel-15	23.237 CR support of bSRVCC on terminating side	S2-171832	revised	SA2#120	China Mobile						TEI14
23.237	0502	-	B	14.2.0	Rel-15	Supporting bSRVCC on terminating side	S2-171831	withdrawn	SA2#120	China Mobile Co...						TEI14
23.237	0501	-	B	14.2.0	Rel-15	Supporting bSRVCC on terminating side	S2-171830	withdrawn	SA2#120	China Mobile Co...						TEI14
23.237	0500	-	F	14.2.0	Rel-14	PS to CS SRVCC for IMS emergency session in early dialogue phase	S2-171680	noted	SA2#120	Ericsson						TEI14
23.237	0499	-	F	14.1.0	Rel-14	DRVCC for emergency call with S2a/S2b only	S2-165798	agreed	SA2#117	Nokia	SP-160817	approved	SA#74	SA WG2	14.2.0	SEW2
23.237	0498	1	F	14.1.0	Rel-14	Robust Call Setup for VoLTE subscriber in LTE	S2-165944	agreed	SA2#117	Huawei, HiSilicon	SP-160824	approved	SA#74	SA WG2	14.2.0	RobVoLTE
23.237	0498	-	F	14.1.0	Rel-14	Robust Call Setup for VoLTE subscriber in LTE	S2-165635	revised	SA2#117	Huawei, HiSilicon						RobVoLTE
23.237	0497	1	B	14.0.0	Rel-14	Adding IMS emergency registration after SRVCC	S2-165098	agreed	SA2#116-BIS	ZTE	SP-160654	approved	SA#73	SA WG2	14.1.0	SeDoC
23.237	0497	-	B	14.0.0	Rel-14	Adding IMS emergency registration after SRVCC	S2-164704	revised	SA2#116-BIS	ZTE						SeDoC
23.237	0496	2	B	14.0.0	Rel-14	SRVCC transcoding minimization	S2-165303	agreed	SA2#116-BIS	Nokia, Ericsson...	SP-160658	approved	SA#73	SA WG2	14.1.0	TEI14
23.237	0496	1	B	14.0.0	Rel-14	SRVCC transcoding minimization	S2-165088	revised	SA2#116-BIS	Nokia, Ericsson...						TEI14
23.237	0496	-	B	14.0.0	Rel-14	SRVCC transcoding minimization	S2-164585	revised	SA2#116-BIS	Nokia						TEI14
23.237	0495	-	B	14.0.0	Rel-14	Robust Call Setup for VoLTE subscriber in LTE	S2-164507	noted	SA2#116-BIS	Huawei, HiSilic...						RobVoLTE
23.237	0494	2	F	14.0.0	Rel-14	Support of SRVCC for eCall Over IMS	S2-165472	agreed	SA2#116-BIS	Qualcomm Incorp...	SP-160647	approved	SA#73	SA WG2	14.1.0	EIEI
23.237	0494	1	F	14.0.0	Rel-14	Support of SRVCC for eCall Over IMS	S2-165083	revised	SA2#116-BIS	Qualcomm Incorp...						EIEI
23.237	0494	-	F	14.0.0	Rel-14	Support of SRVCC for eCall Over IMS	S2-164487	revised	SA2#116-BIS	Qualcomm Incorp...						EIEI
23.237	0493	-	B	14.0.0	Rel-14	eSRVCC enhancement for transcoding free operation	S2-164355	merged	SA2#116-BIS	Panasonic						TEI14
23.237	0492	-	F	14.0.0	Rel-14	clarification on the failed resources allocation for MT	S2-163640	merged	SA2#116	ZTE						RobVoLTE
23.237	0491	-	B	14.0.0	Rel-14	IMS Selected Codec re-negotiation for SRVCC	S2-163535		SA2#116	Nokia						eSRVCC, TEI14
23.237	0490	-	F	14.0.0	Rel-14	Support of SRVCC for eCall Over IMS	S2-163463	postponed	SA2#116	Qualcomm Incorp...						EIEI
23.237	0489	2	B	14.0.0	Rel-14	Robust Call Setup for VoLTE subscriber in LTE	S2-163906	agreed	SA2#116	Huawei, HiSilic...	SP-160660	approved	SA#73	SA WG2	14.1.0	RobVoLTE
23.237	0489	1	B	14.0.0	Rel-14	Robust Call Setup for VoLTE subscriber in LTE	S2-163894	revised	SA2#116	Huawei, HiSilic...						RobVoLTE
23.237	0489	-	B	14.0.0	Rel-14	Robust Call Setup for VoLTE subscriber in LTE	S2-163381	revised	SA2#116	Huawei, HiSilic...						RobVoLTE
23.237	0488	3	B	13.1.0	Rel-14	WLAN to CS session continuity for Emergency call over WLAN	S2-163096	agreed	SA2#115	Nokia	SP-160302	approved	SA#72	SA WG2	14.0.0	SEW2
23.237	0488	2	B	13.1.0	Rel-14	WLAN to CS session continuity for Emergency call over WLAN	S2-162799	revised	SA2#115	Nokia						SEW2
23.237	0488	1	B	13.1.0	Rel-14	WLAN to CS session continuity for Emergency call over WLAN	S2-162785	revised	SA2#115	Nokia						SEW2
23.237	0488	-	B	13.1.0	Rel-14	WLAN to CS session continuity for Emergency call over WLAN	S2-162555	revised	SA2#115	Nokia						SEW2
23.237	0487	1	A	13.0.0	Rel-13	Held session is being transferred first for alerting + held sessions scenario	S2-153447	agreed	SA2#111	Nokia Networks	SP-150599	approved	SA#70	SA WG2	13.1.0	TEI10, aSRVCC
23.237	0487	-	A	13.0.0	Rel-13	Held session is being transferred first for alerting + held sessions scenario	S2-153155	revised	SA2#111	Nokia Networks						TEI10, aSRVCC
23.237	0486	1	A	12.9.0	Rel-12	Held session is being transferred first for alerting + held sessions scenario	S2-153446	agreed	SA2#111	Nokia Networks	SP-150599	approved	SA#70	SA WG2	12.10.0	TEI10, aSRVCC
23.237	0486	-	A	12.9.0	Rel-12	Held session is being transferred first for alerting + held sessions scenario	S2-153154	revised	SA2#111	Nokia Networks						TEI10, aSRVCC
23.237	0485	1	A	11.10.0	Rel-11	Held session is being transferred first for alerting + held sessions scenario	S2-153445	agreed	SA2#111	Nokia Networks	SP-150599	approved	SA#70	SA WG2	11.11.0	TEI10, aSRVCC
23.237	0485	-	A	11.10.0	Rel-11	Held session is being transferred first for alerting + held sessions scenario	S2-153153	revised	SA2#111	Nokia Networks						TEI10, aSRVCC
23.237	0484	1	F	10.12.0	Rel-10	Held session is being transferred first for alerting + held sessions scenario	S2-153444	agreed	SA2#111	Nokia Networks	SP-150599	approved	SA#70	SA WG2	10.13.0	TEI10, aSRVCC
23.237	0484	-	F	10.12.0	Rel-10	Held session is being transferred first for alerting + held sessions scenario	S2-153152	revised	SA2#111	Nokia Networks						TEI10, aSRVCC
23.237	0483	1	F	12.8.0	Rel-12	Enhanced MSC Server announcement during Session Transfer	S2-151780	agreed	SA2#109		SP-150230	approved	SA#68	S2	12.9.0	TEI12, vSRVCC
23.237	0483	1	F	12.8.0	Rel-12	Enhanced MSC Server announcement during Session Transfer	S2-151780		SA2#109		SP-150230	approved	SA#68	S2	12.9.0	TEI12, vSRVCC
23.237	0483	-	F	12.8.0	Rel-12	Enhanced MSC Server announcement during Session Transfer	S2-151473	revised	SA2#109	Ericsson						TEI12, vSRVCC
23.237	0482	-	C	12.8.0	Rel-13	Supporting a roaming scenario where ATCF/ATGW in HPLMN	S2-150997		SA2#108	NTT DOCOMO						TEI13
23.237	0481	1	F	12.8.0	Rel-13	Notify UE conference event package after SRVCC	S2-151112	agreed	SA2#108	Huawei, Hisilicon	SP-150239	approved			13.0.0	TEI13, IMS_SCC
23.237	0481	-	F	12.8.0	Rel-13	Notify UE conference event package after SRVCC	S2-150855	revised	SA2#108	Huawei, Hisilicon						TEI13, IMS_SCC
23.237	0480	1	F	12.7.0	Rel-12	Subscription for conference event package after SRVCC	S2-144441	agreed	SA2#106	Huawei, Hisilic...	SP-140686	approved	SA#66	S2	12.8.0	TEI12, FS_eSRVCC
23.237	0480	-	F	12.7.0	Rel-12	Subscription for conference event package after SRVCC	S2-144184	revised	SA2#106	Huawei, Hisilicon				S2		TEI12, FS_eSRVCC
23.237	0479	-	F	12.6.0	Rel-12	Clarification on the MSC behavoir in the eSRVCC procedure.	S2-141889	noted	SA2#103	ZTE				S2		TEI12, eSRVCC
23.237	0478	1	A	12.6.0	Rel-12	Select held session as the first transferred session for alerting + held session scenario with Mid-call feature	S2-141966	agreed	SA2#103	ZTE	SP-140252	approved	SA#64	S2	12.7.0	TEI10, aSRVCC
23.237	0478	-	A	12.6.0	Rel-12	Select held session as the first transferred session for alerting + held session scenario with Mid-call feature	S2-141888	revised	SA2#103	ZTE				S2		TEI10, aSRVCC
23.237	0477	1	A	11.9.0	Rel-11	Select held session as the first transferred session for alerting + held session scenario with Mid-call feature	S2-141965	agreed	SA2#103	ZTE	SP-140252	approved	SA#64	S2	11.10.0	TEI10, aSRVCC
23.237	0477	-	A	11.9.0	Rel-11	Select held session as the first transferred session for alerting + held session scenario with Mid-call feature	S2-141887	revised	SA2#103	ZTE				S2		TEI10, aSRVCC
23.237	0476	1	F	10.11.0	Rel-10	Select held session as the first transferred session for alerting + held session scenario with Mid-call feature	S2-141964	agreed	SA2#103	ZTE	SP-140252	approved	SA#64	S2	10.12.0	TEI10, aSRVCC
23.237	0476	-	F	10.11.0	Rel-10	Select held session as the first transferred session for alerting + held session scenario with Mid-call feature	S2-141886	revised	SA2#103	ZTE				S2		TEI10, aSRVCC
23.237	0475	-	B	12.6.0	Rel-13	ATCF-Optimization for Transcoder Free Operation after PS-to-CS SRVCC	S2-141642		SA2#103	Ericsson. ATT, ...				S2		TEI13
23.237	0474	-	A	12.6.0	Rel-12	Clarification on the MSC behaviour in the eSRVCC procedure.	S2-141146	noted	SA2#102	ZTE				S2		TEI11, eSRVCC
23.237	0473	-	F	11.9.0	Rel-11	Clarification on the MSC behaviour in the eSRVCC procedure.	S2-141145	noted	SA2#102	ZTE				S2		TEI11, eSRVCC
23.237	0472	-	A	12.6.0	Rel-12	IP-CAN access when an existing IMS voice session	S2-141037	agreed	SA2#102	Alcatel-Lucent,...	SP-140249	approved	SA#64	S2	12.7.0	SAES, TEI10
23.237	0471	-	A	11.9.0	Rel-11	IP-CAN access when an existing IMS voice session	S2-141036	agreed	SA2#102	Alcatel-Lucent,...	SP-140249	approved	SA#64	S2	11.10.0	SAES, TEI10
23.237	0470	1	F	10.11.0	Rel-10	IP-CAN access when an existing IMS voice session	S2-141312	agreed	SA2#102	Alcatel-Lucent,...	SP-140249	approved	SA#64	S2	10.12.0	SAES, TEI10
23.237	0470	-	F	10.11.0	Rel-10	IP-CAN access when an existing IMS voice session	S2-141035	revised	SA2#102	Alcatel-Lucent,...				S2		SAES, TEI10
23.237	0469	-	F	12.5.0	Rel-12	Voice + video media fallback to voice media in case of SRVCC in pre-alerting state or alerting phase	S2-140067	agreed	SA2#101	Huawei, Hisilicon	SP-140111	approved	SA#63	S2	12.6.0	TEI12
23.237	0468	1	F	12.4.0	Rel-12	Correction in the definition of Pre-alerting state	S2-133720	agreed	SA2#99	Huawei, Hisilicon	SP-130533	approved	SA#62	S2	12.5.0	TEI12
23.237	0468	-	F	12.4.0	Rel-12	Correction in the definition of Pre-alerting state	S2-133110	revised	SA2#99	Huawei, Hisilicon						TEI12
23.237	0467	1	A	12.3.0	Rel-12	Correction of IMEI encoding	S2-132868	agreed	SA2#98	Research In Mot...	SP-130378	approved	SA#61	S2	12.4.0	IMS_EMER_GPRS_E...
23.237	0467	-	A	12.3.0	Rel-12	Correction of IMEI encoding	S2-132446	revised	SA2#98	Research In Mot...						IMS_EMER_GPRS_E...
23.237	0466	2	F	11.8.0	Rel-11	Correction of IMEI encoding	S2-132893	agreed	SA2#98	Research In Mot...	SP-130378	approved	SA#61	S2	11.9.0	TEI11, IMS_EMER...
23.237	0466	1	A	11.8.0	Rel-11	Correction of IMEI encoding	S2-132867	revised	SA2#98	Research In Mot...						IMS_EMER_GPRS_E...
23.237	0466	-	A	11.8.0	Rel-11	Correction of IMEI encoding	S2-132445	revised	SA2#98	Research In Mot...						IMS_EMER_GPRS_E...
23.237	0465	-	A	10.11.0	Rel-10	Correction of IMEI encoding	S2-132444	noted	SA2#98	Research In Mot...						IMS_EMER_GPRS_E...
23.237	0464	-	F	9.10.0	Rel-9	Correction of IMEI encoding	S2-132443	noted	SA2#98	Research In Mot...						IMS_EMER_GPRS_E...
23.237	0463	1	A	12.2.0	Rel-12	Clarification regarding conference call participants leaving the conference	S2-131980		SA2#97	Ericsson, ST-Er...	SP-130308	withdrawn	SA#60	S2		TEI11
23.237	0463	1	A	12.2.0	Rel-12	Clarification regarding conference call participants leaving the conference	S2-131980	agreed	SA2#97	Ericsson, ST-Er...	SP-130223	approved	SA#60	S2	12.3.0	TEI11
23.237	0463	-	A	12.2.0	Rel-12	Clarification regarding conference call participants leaving the conference	S2-131839	revised	SA2#97	Ericsson, ST-Er...						TEI11
23.237	0462	1	F	11.7.0	Rel-11	Clarification regarding conference call participants leaving the conference	S2-131979		SA2#97	Ericsson, ST-Er...	SP-130308	withdrawn	SA#60	S2		TEI11
23.237	0462	1	F	11.7.0	Rel-11	Clarification regarding conference call participants leaving the conference	S2-131979	agreed	SA2#97	Ericsson, ST-Er...	SP-130223	approved	SA#60	S2	11.8.0	TEI11
23.237	0462	-	F	11.7.0	Rel-11	Clarification regarding conference call participants leaving the conference	S2-131838	revised	SA2#97	Ericsson, ST-Er...						TEI11
23.237	0461	1	A	12.2.0	Rel-12	Clarification on aSRVCC mid-call	S2-131209	agreed	SA2#96	ZTE	SP-130213	approved	SA#60	S2	12.3.0	TEI10
23.237	0461	-	A	12.2.0	Rel-12	Clarification on aSRVCC mid-call	S2-131134	revised	SA2#96	ZTE						TEI10
23.237	0460	1	A	11.7.0	Rel-11	Clarification on aSRVCC mid-call	S2-131208	agreed	SA2#96	ZTE	SP-130213	approved	SA#60	S2	11.8.0	TEI10
23.237	0460	-	A	11.7.0	Rel-11	Clarification on aSRVCC mid-call	S2-131133	revised	SA2#96	ZTE						TEI10
23.237	0459	1	F	10.10.0	Rel-10	Clarification on aSRVCC mid-call	S2-131207	agreed	SA2#96	ZTE	SP-130213	approved	SA#60	S2	10.11.0	TEI10
23.237	0459	-	F	10.10.0	Rel-10	Clarification on aSRVCC mid-call	S2-131132	revised	SA2#96	ZTE						TEI10
23.237	0458	-	F	12.2.0	Rel-12	Correcting PS-CS Dual Radio flow	S2-131117	agreed	SA2#96	Ericsson, ST-Er...	SP-130232	approved	SA#60	S2	12.3.0	TEI12, eDRVCC
23.237	0457	-	A	12.1.0	Rel-12	I2 registration for rSRVCC	S2-130446	agreed	SA2#95	Orange	SP-130087	approved	SA#59	S2	12.2.0	rSRVCC
23.237	0456	-	F	11.6.0	Rel-11	I2 registration for rSRVCC	S2-130420	agreed	SA2#95	Orange	SP-130087	approved	SA#59	S2	11.7.0	rSRVCC
23.237	0455	1	A	12.0.0	Rel-12	Suppression of announcements by MSC Server	S2-124602	agreed	SA2#94	Ericsson, ST-Er...	SP-120726	approved	SA#58	S2	12.1.0	TEI11
23.237	0455	-	A	12.0.0	Rel-12	Suppression of announcements by MSC Server	S2-124380	revised	SA2#94	Ericsson, ST-Er...						TEI11
23.237	0454	1	F	11.5.0	Rel-11	Suppression of announcements by MSC Server	S2-124601	agreed	SA2#94	Ericsson, ST-Er...	SP-120726	approved	SA#58	S2	11.6.0	TEI11
23.237	0454	-	F	11.5.0	Rel-11	Suppression of announcements by MSC Server	S2-124379	revised	SA2#94	Ericsson, ST-Er...						TEI11
23.237	0453	1	C	12.0.0	Rel-12	Alignment of pre-alerting between SRVCC and DRVCC	S2-124616	agreed	SA2#94	Ericsson, ST-Er...	SP-120728	approved	SA#58	S2	12.1.0	TEI12
23.237	0453	-	C	12.0.0	Rel-12	Alignment of pre-alerting between SRVCC and DRVCC	S2-124377	revised	SA2#94	Ericsson, ST-Er...						TEI12
23.237	0452	1	F	10.9.0	Rel-10	Definition of the MSC Assisted Mid-call feature	S2-124073	agreed	SA2#93	Orange	SP-120715	approved	SA#58	S2	10.10.0	TEI10, IMS_SCC-SPI
23.237	0452	-	F	10.9.0	Rel-10	Definition of the MSC Assisted Mid-call feature	S2-123936	revised	SA2#93	Orange						TEI10, IMS_SCC-SPI
23.237	0451	-	F	10.9.0	Rel-10	Correction of the requirements for I2 interface and SRVCC corrections	S2-123933	agreed	SA2#93	Orange	SP-120714	approved	SA#58	S2	10.10.0	TEI10
23.237	0450	2	A	12.0.0	Rel-12	Definition of the MSC Assisted Mid-call feature	S2-124075	agreed	SA2#93	Orange	SP-120715	approved	SA#58	S2	12.1.0	TEI10, IMS_SCC-SPI
23.237	0450	1	A	12.0.0	Rel-12	Definition of the MSC Assisted Mid-call feature	S2-124069	revised	SA2#93	Orange						TEI10, IMS_SCC-SPI
23.237	0450	-	A	12.0.0	Rel-12	Definition of the MSC Assisted Mid-call feature	S2-123901	revised	SA2#93	Orange						TEI11
23.237	0449	2	A	11.5.0	Rel-11	Definition of the MSC Assisted Mid-call feature	S2-124074	agreed	SA2#93	Orange	SP-120715	approved	SA#58	S2	11.6.0	TEI10, IMS_SCC-SPI
23.237	0449	1	A	11.5.0	Rel-11	Definition of the MSC Assisted Mid-call feature	S2-124068	revised	SA2#93	Orange						TEI10, IMS_SCC-SPI
23.237	0449	-	F	11.5.0	Rel-11	Definition of the MSC Assisted Mid-call feature	S2-123900	revised	SA2#93	Orange						TEI11
23.237	0448	2	A	12.0.0	Rel-12	Correction to avoid the ATCF's STN-SR to be overwritten when a registration over I2 or non-3GPP access occurs	S2-124072	agreed	SA2#93	Orange	SP-120714	approved	SA#58	S2	12.1.0	TEI10
23.237	0448	1	A	12.0.0	Rel-12	Correction to avoid the ATCF's STN-SR to be overwritten when a registration over I2 or non-3GPP access occurs	S2-123921	revised	SA2#93	Orange						TEI10
23.237	0448	-	A	12.0.0	Rel-12	Correction to avoid the ATCF's STN-SR to be overwritten when a registration over I2 or non-3GPP access occurs	S2-123899	revised	SA2#93	Orange						TEI10
23.237	0447	2	A	11.5.0	Rel-11	Correction to avoid the ATCF's STN-SR to be overwritten when a registration over I2 or non-3GPP access occurs	S2-124071	agreed	SA2#93	Orange	SP-120714	approved	SA#58	S2	11.6.0	TEI10
23.237	0447	1	A	11.5.0	Rel-11	Correction to avoid the ATCF's STN-SR to be overwritten when a registration over I2 or non-3GPP access occurs	S2-123920	revised	SA2#93	Orange						TEI10
23.237	0447	-	A	11.5.0	Rel-11	Correction to avoid the ATCF's STN-SR to be overwritten when a registration over I2 or non-3GPP access occurs	S2-123898	revised	SA2#93	Orange						TEI10
23.237	0446	1	F	10.9.0	Rel-10	Correction to avoid the ATCF's STN-SR to be overwritten when a registration over I2 or non-3GPP access occurs	S2-123919	agreed	SA2#93	Orange	SP-120714	approved	SA#58	S2	10.10.0	TEI10
23.237	0446	-	F	10.9.0	Rel-10	Correction to avoid the ATCF's STN-SR to be overwritten when a registration over I2 or non-3GPP access occurs	S2-123897	revised	SA2#93	Orange						TEI10
23.237	0445	1	B	12.0.0	Rel-12	Add the capability to handle ATCF failure	S2-123923	withdrawn	SA2#93	ZTE						TEI12
23.237	0445	-	B	12.0.0	Rel-12	Add the capability to handle ATCF failure	S2-123884	revised	SA2#93	ZTE						TEI12
23.237	0444	4	B	12.0.0	Rel-12	SRVCC before ringing (brSRVCC)	S2-124544	agreed	SA2#94	NTT DOCOMO	SP-120728	approved	SA#58	S2	12.1.0	TEI12
23.237	0444	3	A	12.0.0	Rel-12	eSRVCC before ringing (brSRVCC)	S2-124078	revised	SA2#93	NTT DOCOMO						eSRVCC
23.237	0444	2	A	12.0.0	Rel-12	eSRVCC before ringing (brSRVCC)	S2-124070	revised	SA2#93	NTT DOCOMO						eSRVCC
23.237	0444	1	A	12.0.0	Rel-12	eSRVCC before ringing (brSRVCC)	S2-123918	revised	SA2#93	NTT DOCOMO						eSRVCC
23.237	0444	-	A	12.0.0	Rel-12	eSRVCC before ringing (brSRVCC)	S2-123819	revised	SA2#93	NTT DOCOMO						eSRVCC
23.237	0443	-	A	11.5.0	Rel-11	eSRVCC before ringing (brSRVCC)	S2-123818	noted	SA2#93	NTT DOCOMO						eSRVCC
23.237	0442	-	F	10.9.0	Rel-10	eSRVCC before ringing (brSRVCC)	S2-123817	noted	SA2#93	NTT DOCOMO						eSRVCC
23.237	0441	2	B	12.0.0	Rel-12	Incoming alerting for DRVCC	S2-124076	agreed	SA2#93	Ericsson, ST-Er...	SP-120728	approved	SA#58	S2	12.1.0	TEI12
23.237	0441	1	B	12.0.0	Rel-12	Incoming alerting for DRVCC	S2-123922	revised	SA2#93	Ericsson, ST-Er...						TEI12
23.237	0441	-	B	12.0.0	Rel-12	Incoming alerting for DRVCC	S2-123755	revised	SA2#93	Ericsson, ST-Er...						TEI12
23.237	0440	-	C	12.0.0	Rel-12	Dynamic STN for DRVCC	S2-123753	agreed	SA2#93	Ericsson, ST-Er...	SP-120728	approved	SA#58	S2	12.1.0	TEI12
23.237	0439	1	A	12.0.0	Rel-12	Correction of the requirements for I2 interface and SRVCC corrections	S2-123935	agreed	SA2#93	Orange	SP-120714	approved	SA#58	S2	12.1.0	TEI10
23.237	0439	-	A	12.0.0	Rel-12	Correction of the requirements for I2 interface and SRVCC corrections	S2-123679	revised	SA2#93	Orange						TEI11
23.237	0438	1	A	11.5.0	Rel-11	Correction of the requirements for I2 interface and SRVCC corrections	S2-123934	agreed	SA2#93	Orange	SP-120714	approved	SA#58	S2	11.6.0	TEI10
23.237	0438	-	F	11.5.0	Rel-11	Correction of the requirements for I2 interface and SRVCC corrections	S2-123678	revised	SA2#93	Orange						TEI11
23.237	0437	1	F	9.9.0	Rel-9	Bring back normal SRVCC procedure 6.3.2.1.4 which was mis-removed	S2-123917	agreed	SA2#93	Huawei, Hisilic...	SP-120712	approved	SA#58	S2	9.10.0	IMS_SCC-SPI
23.237	0437	-	F	9.9.0	Rel-9	Bring back normal SRVCC procedure 6.3.2.1.4 which was mis-removed	S2-123669	revised	SA2#93	Huawei, Hisilic...						IMS_SCC-SPI
23.237	0436	-	A	12.0.0	Rel-12	Registration for CS to PS SRVCC	S2-122949	noted	SA2#92	Ericsson, ST-Er...						rSRVCC
23.237	0435	-	F	11.5.0	Rel-11	Registration for CS to PS SRVCC	S2-122948	noted	SA2#92	Ericsson, ST-Er...						rSRVCC
23.237	0434	-	B	12.0.0	Rel-12	Incoming alerting for DRVCC	S2-122943		SA2#92	Ericsson, ST-Er...						TEI12
23.237	0433	1	F	9.8.0	Rel-9	Removal of the MSC server assisted mid-call feature from Rel-9	S2-123160	agreed	SA2#92	Huawei, Hisilicon	SP-120476	approved	SA#57	S2	9.9.0	IMS_SCC-SPI
23.237	0433	-	F	9.8.0	Rel-9	Removal of the MSC server assisted mid-call feature from Rel-9	S2-122777	revised	SA2#92	Huawei, Hisilicon						IMS_SCC-SPI
23.237	0432	2	F	11.4.0	Rel-11	Single Radio and Dual Radio applicability	S2-122580	agreed	SA2#91	Orange	SP-120250	approved	SA#56	S2	11.5.0	TEI11
23.237	0432	1	F	11.4.0	Rel-11	Single Radio and Dual Radio applicability	S2-122360	revised	SA2#91	Orange						TEI11
23.237	0432	-	F	11.4.0	Rel-11	Single Radio and Dual Radio applicability	S2-122201	revised	SA2#91	Orange						TEI11
23.237	0431	1	B	11.4.0	Rel-12	Alerting for DRVCC	S2-122376	agreed	SA2#91	Ericsson, ST-Er...	SP-120253	approved	SA#56	S2	12.0.0	TEI12
23.237	0431	-	B	11.4.0	Rel-12	Alerting for DRVCC	S2-122138	revised	SA2#91	Ericsson, ST-Er...						TEI12
23.237	0430	1	C	12.0.0	Rel-12	Dynamic STN for DRVCC	S2-122941		SA2#92	Ericsson, ST-Er...						TEI12
23.237	0430	-	C	11.4.0	Rel-12	Dynamic STN for DRVCC	S2-122136	noted	SA2#91	Ericsson, ST-Er...						TEI12
23.237	0429	-	F	11.4.0	Rel-11	ATU-STI alignments and corrections	S2-121410	agreed	SA2#90	Ericsson, ST-Er...	SP-120248	approved	SA#56	S2	11.5.0	rSRVCC
23.237	0428	2	F	11.4.0	Rel-11	Clarification on vSRVCC additional call transfer	S2-122246	agreed	SA2#91	ZTE, NTT DOCOMO...	SP-120245	approved	SA#56	S2	11.5.0	vSRVCC
23.237	0428	1	F	11.4.0	Rel-11	Clarification on vSRVCC additional call transfer	S2-121760	withdrawn	SA2#90	ZTE, NTT DOCOMO...						vSRVCC
23.237	0428	-	F	11.4.0	Rel-11	Clarification on vSRVCC additional call transfer	S2-121403	revised	SA2#90	ZTE, NTT DOCOMO...						vSRVCC
23.237	0427	3	F	11.4.0	Rel-11	Providing rSRVCC capability in IMS layer	S2-122613	agreed	SA2#91	ZTE	SP-120248	approved	SA#56	S2	11.5.0	rSRVCC
23.237	0427	2	F	11.4.0	Rel-11	Providing rSRVCC capability in IMS layer	S2-122602	revised	SA2#91	ZTE						rSRVCC
23.237	0427	1	F	11.4.0	Rel-11	Providing rSRVCC capability in IMS layer	S2-122368	revised	SA2#91	ZTE						rSRVCC
23.237	0427	-	F	11.4.0	Rel-11	Providing rSRVCC capability in IMS layer	S2-121400	noted	SA2#90	ZTE						rSRVCC
23.237	0426	2	F	11.4.0	Rel-11	Single Radio and Dual Radio clarification	S2-121614	agreed	SA2#90	Orange	SP-120250	approved	SA#56	S2	11.5.0	TEI11
23.237	0426	1	F	11.4.0	Rel-11	Single Radio and Dual Radio clarification	S2-121602	revised	SA2#90	Orange						TEI11
23.237	0426	-	F	11.4.0	Rel-11	Single Radio and Dual Radio clarification	S2-121395	revised	SA2#90	Orange						TEI11
23.237	0425	1	C	11.3.0	Rel-11	Emergency call handling in rSRVCC	S2-121010	agreed	SA2#89	Nokia Siemens N...	SP-120084	approved	SA#55	S2	11.4.0	rSRVCC
23.237	0425	-	F	11.3.0	Rel-11	Emergency call handling in rSRVCC	S2-120750	revised	SA2#89	Nokia Siemens N...						rSRVCC
23.237	0424	1	A	11.3.0	Rel-11	Removal of Instance ID in Session Transfer INVITE for SRVCC in alerting state	S2-120834	agreed	SA2#89	Nokia Siemens N...	SP-120075	approved	SA#55	S2	11.4.0	TEI10
23.237	0424	-	F	11.3.0	Rel-11	Removal of Instance ID in Session Transfer INVITE for SRVCC in alerting state	S2-120673	revised	SA2#89	Nokia Siemens N...						TEI10
23.237	0423	1	F	10.8.0	Rel-10	Removal of Instance ID in Session Transfer INVITE for SRVCC in alerting state	S2-120833	agreed	SA2#89	Nokia Siemens N...	SP-120075	approved	SA#55	S2	10.9.0	TEI10
23.237	0423	-	F	10.8.0	Rel-10	Removal of Instance ID in Session Transfer INVITE for SRVCC in alerting state	S2-120672	revised	SA2#89	Nokia Siemens N...						TEI10
23.237	0422	-	F	11.3.0	Rel-11	Clarification on the media gateway between PGW/GGSN and ATGW.	S2-120657	agreed	SA2#89	ZTE	SP-120084	approved	SA#55	S2	11.4.0	rSRVCC
23.237	0421	1	F	11.3.0	Rel-11	UE using ICS Capabilities in case of PS-CS Access Transfer	S2-120839	agreed	SA2#89	NEC, Samsung, L...	SP-120088	approved	SA#55	S2	11.4.0	TEI11
23.237	0421	-	F	11.3.0	Rel-11	UE using ICS Capabilities in case of PS-CS Access Transfer	S2-120615	revised	SA2#89	NEC, Samsung, L...						TEI11
23.237	0420	1	F	11.3.0	Rel-11	PS to CS Dual Radio Access Transfer	S2-120838	agreed	SA2#89	NEC, Samsung, L...	SP-120088	approved	SA#55	S2	11.4.0	TEI11
23.237	0420	-	F	11.3.0	Rel-11	PS to CS Dual Radio Access Transfer	S2-120614	revised	SA2#89	NEC, Samsung, L...						TEI11
23.237	0419	1	B	11.3.0	Rel-11	T-ADS also taking into account recent sessions	S2-120836	noted	SA2#89	Orange						TEI11
23.237	0419	-	B	11.3.0	Rel-11	T-ADS also taking into account recent sessions	S2-120544	revised	SA2#89	Orange						TEI11
23.237	0418	1	F	11.2.0	Rel-11	Clarification of the Source Access Leg Release procedure	S2-115208	agreed	SA2#88	NEC	SP-110748	approved	SA#54	S2	11.3.0	TEI11
23.237	0418	-	F	11.2.0	Rel-11	Clarification of the Source Access Leg Release procedure	S2-115174	revised	SA2#88	NEC						TEI11
23.237	0417	2	B	11.2.0	Rel-11	Requirements for IUT remote end privacy preferences	S2-115221	agreed	SA2#88	InterDigital Co...	SP-110748	approved	SA#54	S2	11.3.0	TEI11
23.237	0417	1	B	11.2.0	Rel-11	Requirements for IUT remote end privacy preferences	S2-115207	revised	SA2#88	InterDigital Co...						TEI11
23.237	0417	-	B	11.2.0	Rel-11	Requirements for IUT remote end privacy preferences	S2-115039	revised	SA2#88	InterDigital Co...						TEI11
23.237	0416	2	C	11.4.0	Rel-11	Clarification on eMPS SRVCC	S2-121726	agreed	SA2#90	Nokia Siemens N...	SP-120242	approved	SA#56	S2	11.5.0	eMPS_SRVCC
23.237	0416	1	F	11.4.0	Rel-11	Clarification on eMPS SRVCC	S2-121510	revised	SA2#90	Nokia Siemens N...						eMPS_SRVCC
23.237	0416	-	F	11.2.0	Rel-11	Clarification of eMPS SRVCC	S2-115035		SA2#88	Nokia Siemens N...						eMPS_SRVCC
23.237	0415	2	A	11.2.0	Rel-11	Update on interface reference between ATCF and ATGW and reference index alignment	S2-115214	agreed	SA2#88	Nokia Siemens N...	SP-110737	approved	SA#54	S2	11.3.0	TEI10
23.237	0415	1	F	11.2.0	Rel-11	Update on interface reference between ATCF and ATGW and reference index alignment	S2-115189	revised	SA2#88	Nokia Siemens N...						TEI11