Release Rel-17
5G NRExtends 5G NR to new device classes and satellite access.
Frozen 2022-03-231,408 specifications
Key features: RedCap (NR-Light), NR-NTN, multicast/broadcast, XR support
All SeriesSeries 21Series 22Series 23Series 24Series 26Series 27Series 28Series 29Series 31Series 32Series 33Series 34Series 35Series 36Series 37Series 38
TS 24.294
IP Multimedia Subsystem (IMS) Centralized Services (ICS) protocol via I1 interface
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.301
Non-Access-Stratum (NAS) protocol for Evolved Packet System (EPS); Stage 3
Protocol
Rel-17TSEPCUpdated 2026-07-25
TS 24.302
Access to the 3GPP Evolved Packet Core (EPC) via non-3GPP access networks; Stage 3
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.303
Mobility management based on Dual-Stack Mobile IPv6; Stage 3
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.304
Mobility management based on Mobile IPv4; User Equipment (UE) - foreign agent interface; Stage 3
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.305
Selective Disabling of 3GPP User Equipment Capabilities (SDoUE) Management Object (MO)
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.312
Access Network Discovery and Selection Function (ANDSF) Management Object (MO)
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.315
IP Multimedia Subsystem (IMS) Operator Determined Barring (ODB); Stage 3: protocol specification
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.322
Tunnelling of IP Multimedia Subsystem (IMS) services over restrictive access networks; Stage 3
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.323
3GPP IP Multimedia Subsystem (IMS) service level tracing Management Object (MO)
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.333
Proximity-services (ProSe) Management Objects (MO)
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.334
Proximity-services (ProSe) User Equipment (UE) to ProSe function protocol aspects; Stage 3
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.337
IP Multimedia (IM) Core Network (CN) subsystem IP Multimedia Subsystem (IMS) inter-UE transfer; Stage 3
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.341
Support of SMS over IP networks; Stage 3
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.368
Non-Access Stratum (NAS) configuration Management Object (MO)
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.371
Web Real-Time Communications (WebRTC) access to the IP Multimedia (IM) Core Network (CN) subsystem (IMS); Stage 3; Protocol specification
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.379
Mission Critical Push To Talk (MCPTT) call control; Protocol specification
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.380
Mission Critical Push To Talk (MCPTT) media plane control; Protocol specification
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.385
V2X services Management Object (MO)
Protocol
Rel-17TSIMSUpdated 2026-07-25
TS 24.386
User Equipment (UE) to V2X control function; protocol aspects; Stage 3
Protocol
Rel-17TSIMSUpdated 2026-07-25