TS 23.251 – Network Sharing Stage 2 Specification
3GPP TS 23.251 is the 3GPP Technical Specification for Network Sharing Stage 2 Specification. Its official 3GPP title is “Network Sharing”. It is published in 14 releases (Rel-6 to Rel-19); the latest version is 19.0.0 in Rel-19.
Defines network sharing architectures (MOCN/GWCN) for GERAN, UTRAN, E-UTRAN allowing multiple operators to share RAN and core network resources.
Releases and versions of TS 23.251
| Release | Latest version | Links |
|---|---|---|
| Rel-19 | 19.0.0 | Read · Download (3GPP) |
| Rel-18 | 18.0.0 | Read · Download (3GPP) |
| Rel-17 | 17.0.0 | Read · Download (3GPP) |
| Rel-16 | 16.0.0 | Read · Download (3GPP) |
| Rel-15 | 15.1.0 | Read · Download (3GPP) |
| Rel-14 | 14.1.0 | Read · Download (3GPP) |
| Rel-13 | 13.2.0 | Read · Download (3GPP) |
| Rel-12 | 12.1.0 | Read · Download (3GPP) |
| Rel-11 | 11.6.0 | Read · Download (3GPP) |
| Rel-10 | 10.6.0 | Read · Download (3GPP) |
| Rel-9 | 9.5.0 | Read · Download (3GPP) |
| Rel-8 | 8.4.0 | Read · Download (3GPP) |
| Rel-7 | 7.0.0 | Read · Download (3GPP) |
| Rel-6 | 6.6.0 | Read · Download (3GPP) |
Scope of TS 23.251
Category: Core Network (Network Architecture). Technology generation: Multi-Gen. Network layer: CoreNetwork.
Who should read this specification?
- Network operators
- Device manufacturers
- Researchers and academics
Implementation notes
Complexity level: Intermediate. Implementation difficulty: Medium.
Key technologies
Specifications referenced by TS 23.251
- TS 36.300 E-UTRAN Radio Interface Protocol Architecture
- TS 36.331 E-UTRA Radio Resource Control (RRC) Protocol
- TS 24.301 EPS NAS Mobility and Session Management
- TS 25.413 Radio Access Network Application Part (RANAP)
- TS 36.413 S1 Application Protocol (S1AP) for E-UTRAN
- TS 23.272 CS Fallback in EPS Stage 2
- TS 44.018 GSM Radio Resource Management Procedures
- TS 25.467 UTRAN Architecture for 3G Home Node B
- TS 22.042 Network Identity and Timezone (NITZ)
- TS 44.064 GPRS Logical Link Control (LLC) Protocol
- TR 22.951 Network Sharing Requirements and Scenarios
- TS 23.041 Cell Broadcast Service and Public Warning System
Specifications that reference TS 23.251
- TS 23.502 5G System Procedures
- TS 24.008 NAS Call, Mobility and Session Procedures
- TS 23.401 Evolved Packet System Architecture
- TS 23.060 GPRS Stage 2 Service Description
- TS 36.300 E-UTRAN Radio Interface Protocol Architecture
- TS 25.413 Radio Access Network Application Part (RANAP)
- TS 24.007 Layer 3 Architecture for GSM/UMTS/EPS/5GS
- TS 29.274 GTPv2-C Control Plane Protocol
- TS 33.310 3GPP Authentication Framework for Network Nodes
- TS 23.216 SRVCC Architecture Enhancements
- TS 44.018 GSM Radio Resource Management Procedures
- TS 23.272 CS Fallback in EPS Stage 2
Other specifications in the 23 series
- TS 23.240 3GPP Generic User Profile (GUP) Architecture
- TS 23.241 Data Description Method for Generic User Profile
- TS 23.246 MBMS Bearer Service Stage 2 Description
- TS 23.247 5G Multicast and Broadcast Services
- TS 23.255 UAS Application Enabler Architecture
- TS 23.256 UAS Support Architecture Enhancements
- TS 23.259 Personal Network Management (PNM) Procedures
- TS 23.261 IP Flow Mobility between 3GPP and WLAN
Related glossary terms
Related topics
Related technologies
Frequently asked questions
What is 3GPP TS 23.251?
3GPP TS 23.251 is the 3GPP Technical Specification for Network Sharing Stage 2 Specification. Defines network sharing architectures (MOCN/GWCN) for GERAN, UTRAN, E-UTRAN allowing multiple operators to share RAN and core network resources.
Which 3GPP releases include TS 23.251?
TS 23.251 is published in 14 releases, from Rel-6 to Rel-19. The latest version on 3GPP Explorer is 19.0.0 (Rel-19).
What category does TS 23.251 belong to?
TS 23.251 belongs to the Core Network (Network Architecture) category of 3GPP specifications. It applies to Multi-Gen networks.
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