3GPP Atlas

Canonical Atlas record

TS 23.527

5G System; Restoration procedures

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Responsible WGC4
StatusUnder change control
Initial releaseRel-15
Selected releaseRel-19
Latest indexed version20.0.0
Series23
TypeTS

Release evolution

Compare evidence between releases

Use indexed version, Work Item and Change Request evidence to see what changed around this specification. This is an evidence trail, not a clause-by-clause normative diff.

Release ledger

Version · WI · CR evidence by release

Rel-1515.3.02 WI21 CRs · 8 approved
Rel-1616.7.03 WI32 CRs · 13 approved
Rel-1717.6.07 WI69 CRs · 26 approved
Rel-1818.6.05 WI33 CRs · 14 approved
Rel-1919.5.03 WI37 CRs · 18 approved
Rel-2020.0.01 WI3 CRs · 1 approved

Rel-19 snapshot

Work affecting this release

37 indexed Change Requests · 3 connected Work Items.

Showing 12 CR records from the available cross-release sample. Browse release CR records (JSON) →

CR 0101 rev.1 — Missing reference due to incomplete implementation of an agreed CR

CR 0099 rev.1 — AUSF subscribers reallocation

CR 0095 rev.1 — Time-based indication for Restoration

CR 0094 rev.1 — Event Exposure subscription context resynchronization

CR 0098 — Clarifications of time indications in Restoration Notif for migration

CR 0097 — UDR rediscovery indication for Data Migration

CR 0096 — Data restoration for data identified in the UDR with "anyUE"

CR 0092 rev.1 — AMF indication of AMF Data Restoration synchronization is initiated

CR 0091 rev.1 — Restore PFCP Sessions at an alternative SMF

CR 0093 — Data Restoration Notification is sent once per each UDR or UDM consumer

CR 0089 rev.1 — PFCP sessions excluded from the restoration upon a SMF failure with SMF set being deployed

CR 0090 rev.1 — Time-based restoration with subscriber data migration

Version history

Indexed versions

Showing 39 of 39 indexed versions.

20.0.0Rel-20CT#1122026-06-26
19.5.0Rel-19CT#1102026-01-06
18.6.0Rel-18CT#1102026-01-06
19.4.0Rel-19CT#1092025-09-28
19.3.0Rel-19CT#1082025-06-13
19.2.0Rel-19CT#1072025-03-14
19.1.0Rel-19CT#1062025-01-03
19.0.0Rel-19CT#1052024-09-19
18.5.0Rel-18CT#1052024-09-19
18.4.0Rel-18CT#1042024-06-26
18.3.0Rel-18CT#1032024-03-26
18.2.0Rel-18CT#1022024-01-02
18.1.0Rel-18CT#1012023-09-19
18.0.0Rel-18CT#98-e2022-12-15
17.6.0Rel-17CT#98-e2022-12-15
17.5.0Rel-17CT#97-e2022-09-23
17.4.1Rel-17CT#962022-06-24
17.4.0Rel-17CT#962022-06-23
16.7.0Rel-16CT#962022-06-23
17.3.1Rel-17CT#95-e2022-03-22
17.3.0Rel-17CT#95-e2022-03-18
17.2.0Rel-17CT#94-e2021-12-16
17.1.0Rel-17CT#92-e2021-06-29
16.6.0Rel-16CT#92-e2021-06-29
17.0.0Rel-17CT#91-e2021-03-30
16.5.0Rel-16CT#90-e2020-12-11
16.4.0Rel-16CT#89-e2020-09-24
16.3.0Rel-16CT#88-e2020-07-06
16.2.0Rel-16CT#862019-12-20
16.1.0Rel-16CT#852019-09-19
16.0.0Rel-16CT#842019-06-13
15.3.0Rel-15CT#842019-06-13
15.2.0Rel-15CT#832019-03-22
15.1.0Rel-15CT#822018-12-19
15.0.0Rel-15CT#812018-09-22
1.0.0Rel-15 · pre-approvalCT#812018-08-31
0.2.0Rel-15 · pre-approvalCT4#862018-08-31
0.0.2Rel-15 · pre-approvalCT4#85-Bis2018-06-29
0.1.0Rel-15 · pre-approvalCT4#85-Bis—

Atlas classifications

Meaning and provenance

No Atlas classifications have been attached yet.

Work Items

Standards work connected to TS 23.527

5GS_Ph1

5G System - Phase 1

Rel-15official
5GS_Ph1-CT

CT aspects of 5G System - Phase 1

Rel-15official
5G_eSBA

Enhancements to the Service-Based 5G System Architecture

Rel-16parsed
ETSUN

Enhancing Topology of SMF and UPF in 5G Networks

Historical association · verification pending
Rel-16historical link
TEI16

(Small) Technical Enhancements and Improvements for Rel-16

Historical association · verification pending
Rel-16historical link
5MBS

Multicast-broadcast services in 5G

Rel-17parsed
EGTPUR

Enhancement on the GTP-U entity restart

Rel-17parsed
RPCPSET

Restoration of PDN Connections in PGW-C/SMF Set

Rel-17parsed
ReP_UDR

Restoration of Profiles related to UDR

Rel-17parsed
SBIProtoc17

Service Based Interface Protocol Improvements Release 17

Historical association · verification pending
Rel-17historical link
SPOCUP

Start of Pause of Charging via User Plane

Rel-17parsed
TEI17

(Small) Technical Enhancements and Improvements for Rel-17

Rel-17parsed
5MBS_Ph2

5G multicast-broadcast services Phase 2

Rel-18parsed
NR_MBS_enh-Core

Core part: Enhancements of NR Multicast and Broadcast Services

Rel-18parsed
SBIProtoc18

Service Based Interface Protocol Improvements Release 18

Rel-18parsed
TEI18

(Small) Technical Enhancements and Improvements for Rel-18

Rel-18parsed
TRS_URLLC

Stage 2 of Timing Resiliency and URLLC enhancements

Rel-18parsed
SUBDMIG

Subscriber Data Migration

Rel-19parsed
TEI19

(Small) Technical Enhancements and Improvements for Rel-19

Rel-19parsed
TEI19_NFsel_by_tPLMN

NF discovery and selection by target PLMN

Rel-19parsed
TEI20

(Small) Technical Enhancements and Improvements for Rel-20

Rel-20parsed

Knowledge graph

Related standards

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