TS 23.527 – 5G Restoration Procedures for N4 Interface
3GPP TS 23.527 is the 3GPP Technical Specification for 5G Restoration Procedures for N4 Interface. Its official 3GPP title is “5G System; Restoration Procedures”. It is published in 6 releases (Rel-15 to Rel-20); the latest version is 20.0.0 in Rel-20.
Defines restoration procedures for 5G system N4 interface failures, including UPF and SMF restart handling.
Releases and versions of TS 23.527
| Release | Latest version | Links |
|---|---|---|
| Rel-20 | 20.0.0 | Read · Download (3GPP) |
| Rel-19 | 19.5.0 | Read · Download (3GPP) |
| Rel-18 | 18.6.0 | Read · Download (3GPP) |
| Rel-17 | 17.6.0 | Read · Download (3GPP) |
| Rel-16 | 16.7.0 | Read · Download (3GPP) |
| Rel-15 | 15.3.0 | Read · Download (3GPP) |
Scope of TS 23.527
Category: Core Network (Session Management). Technology generation: 5G. Network layer: CoreNetwork.
Who should read this specification?
- Network operators
- Device manufacturers
- Researchers and academics
Implementation notes
Complexity level: Advanced. Implementation difficulty: High.
Key technologies
Specifications referenced by TS 23.527
- TS 29.500 5G Service Based Architecture
- TS 38.413 NG Application Protocol (NGAP) Specification
- TS 23.247 5G Multicast and Broadcast Services
- TS 29.505 UDR Services for Subscription Data
- TS 33.501 5G Security Architecture
- TR 21.905 3GPP Terminology and Definitions
- TS 23.007 Restoration procedures
- TS 29.281 GTPv1-U Protocol Specification
- TS 29.244 PFCP for Control and User Plane Separation
- TS 23.502 5G System Procedures
- TS 29.518 AMF Service Based Interface
- TS 29.510 NRF Service-Based Interface
Specifications that reference TS 23.527
- TS 23.501 5G System Architecture
- TS 23.502 5G System Procedures
- TS 29.510 NRF Service-Based Interface
- TS 29.500 5G Service Based Architecture
- TS 38.413 NG Application Protocol (NGAP) Specification
- TS 28.552 5G Network Performance Measurements
- TS 23.247 5G Multicast and Broadcast Services
- TS 29.281 GTPv1-U Protocol Specification
- TS 29.244 PFCP for Control and User Plane Separation
- TS 29.518 AMF Service Based Interface
- TS 23.380 IMS Restoration Procedures
- TS 23.700 Study on SEAL Phase 4
Other specifications in the 23 series
- TS 23.509 ETSI Endorsement of IMS Emergency Services
- TS 23.511 XDM Architecture for NGN
- TS 23.517 IMS Core Architecture for TISPAN NGN
- TS 23.521 SMS over generic 3GPP IP access Stage 2
- TS 23.540 5G Service-Based SMS Architecture
- TS 23.542 PIN Application Enabler Layer Architecture
- TS 23.548 5G Edge Computing Stage 2 Architecture
- TS 23.554 MSGin5G Service Application Architecture
Frequently asked questions
What is 3GPP TS 23.527?
3GPP TS 23.527 is the 3GPP Technical Specification for 5G Restoration Procedures for N4 Interface. Defines restoration procedures for 5G system N4 interface failures, including UPF and SMF restart handling.
Which 3GPP releases include TS 23.527?
TS 23.527 is published in 6 releases, from Rel-15 to Rel-20. The latest version on 3GPP Explorer is 20.0.0 (Rel-20).
What category does TS 23.527 belong to?
TS 23.527 belongs to the Core Network (Session Management) category of 3GPP specifications. It applies to 5G networks.
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