Release Rel-17
5G NRExtends 5G NR to new device classes and satellite access.
Frozen 2022-03-23176 specifications in series 29
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 29.229
Cx and Dx interfaces based on the Diameter protocol; Protocol details
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.230
Diameter applications; 3GPP specific codes and identifiers
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.231
Application of SIP-I Protocols to Circuit Switched (CS) core network architecture; Stage 3
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.232
Media Gateway Controller (MGC) - Media Gateway (MGW) interface; Stage 3
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.235
Interworking between SIP-I based circuit-switched core network and other networks
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.238
Interconnection Border Control Functions (IBCF) - Transition Gateway (TrGW) interface, Ix interface; Stage 3
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.240
3GPP Generic User Profile (GUP); Stage 3; Network
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.244
Interface between the Control Plane and the User Plane nodes
Interface
Rel-17TS5GCUpdated 2026-07-25
TS 29.250
Nu reference point between SCEF and PFDF for sponsored data connectivity
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.251
Gw and Gwn reference point for sponsored data connectivity
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.255
Uncrewed Aerial System Service Supplier (USS) Services; Stage 3
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.256
Uncrewed Aerial Systems Network Function (UAS-NF); Aerial Management Services; Stage 3
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.257
Application layer support for Uncrewed Aerial System (UAS); UAS Application Enabler (UAE) Server Services; Stage 3
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.272
Evolved Packet System (EPS); Mobility Management Entity (MME) and Serving GPRS Support Node (SGSN) related interfaces based on Diameter protocol
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.273
Evolved Packet System (EPS); 3GPP EPS AAA interfaces
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.274
3GPP Evolved Packet System (EPS); Evolved General Packet Radio Service (GPRS) Tunnelling Protocol for Control plane (GTPv2-C); Stage 3
Interface
Rel-17TSEPCUpdated 2026-07-25
TS 29.275
Proxy Mobile IPv6 (PMIPv6) based Mobility and Tunnelling protocols; Stage 3
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.276
3GPP Evolved Packet System (EPS); Optimized handover procedures and protocols between E-UTRAN access and cdma2000 HRPD Access; Stage 3
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.277
Optimised handover procedures and protocol between EUTRAN access and non-3GPP accesses (S102); Stage 3
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.278
Customized Applications for Mobile network Enhanced Logic (CAMEL) Phase 4; CAMEL Application Part (CAP) specification for IP Multimedia Subsystems (IMS)
Architecture
Rel-17TS5GCUpdated 2026-07-25