Rel-15

Binding Support Management Service

Defines the 5G BSF service for registering, discovering, updating, and removing PCF session bindings.

5G Binding Support Management Service

Defines the BSF service for registering, removing, and discovering PDU session bindings between UE sessions and selected

NWDAF Services and Analytics API

Defines stage 3 services for NWDAF event subscriptions and network data analytics in 5G.

NWDAF Service Definitions

Defines stage 3 services for NWDAF analytics and network slice congestion event subscriptions in 5G.

NWDAF Services and Analytics

Defines stage 3 services for NWDAF analytics and network slice congestion event notifications.

NWDAF Service-Based Interface

Defines stage 3 services for NWDAF slice congestion notifications and network analytics in 5G Core networks.

NWDAF Services and Analytics

Defines stage 3 APIs for NWDAF slice congestion notifications and network analytics in 5G service-based architecture.

NWDAF Services and Analytics

Defines stage 3 NWDAF services for network slice congestion notifications and network data analytics.

NWDAF Service Definitions

Defines stage 3 services for NWDAF slice congestion notifications and operator-specific network analytics in 5G.

NWDAF Service Definitions

Defines stage 3 services for NWDAF slice congestion notifications and operator-specific network analytics in 5G.

NWDAF Services for Network Analytics

Defines stage 3 services for NWDAF slice congestion notifications and network analytics using service-based APIs.

NWDAF Services

Defines stage 3 services for NWDAF analytics and network slice congestion event notifications.

5G Policy Authorization Service

Defines the stage 3 Npcf_PolicyAuthorization service for AF and NEF policy requests, application session contexts, event

5G Policy Authorization Service

Defines the stage 3 Npcf_PolicyAuthorization service for AF/NEF authorization, policy creation, event subscriptions, and

5G Policy Authorization Service

Defines the stage 3 Npcf_PolicyAuthorization service for AF-driven policy creation, updates, event subscriptions, and no

Policy Authorization Service

Defines the 5G Npcf_PolicyAuthorization service for AF and NEF policy requests, application session contexts, event subs

5G Policy Authorization Service

Defines the stage 3 Npcf_PolicyAuthorization service for AF-driven policy creation, updates, event subscriptions, and no

Policy Authorization Service

Defines the 5G Npcf_PolicyAuthorization service for AF-driven policy creation, updates, event subscriptions, and applica

5G Policy Authorization Service

Defines the stage 3 Npcf_PolicyAuthorization service for AF and NEF policy requests, application sessions, event subscri

5G Policy Authorization Service

Defines the stage 3 Npcf_PolicyAuthorization service for AF-driven policy creation, updates, event subscriptions, and no

5G Policy Authorization Service

Defines the stage 3 Npcf_PolicyAuthorization service for AF policy requests, application sessions, PCC rules, event subs

Npcf Policy Authorization Service

Defines the 5G Policy Authorization Service for AF-driven application session policies, event subscriptions, QoS, routin

Policy Authorization Service

Defines the 5G Npcf_PolicyAuthorization service for AF and NEF policy requests, application sessions, event subscription

IMS Access Security Architecture

Defines authentication, SIP protection, key management, and security mechanisms for secure subscriber access to the 3GPP

Nnssf Service Based Interface

Defines the NSSF API for network slice selection and NSSAI availability management in 5G Core networks.

Global Text Telephony (GTT) Stage 1

Defines real-time text conversation feature for mobile networks, enabling character-by-character text transmission in co

Service Requirements for V2X Services

Defines LTE transport requirements for Vehicle-to-Everything (V2X) services including safety and non-safety applications

Customized Ringing Signal (CRS) Requirements

Specifies requirements for Customized Ringing Signal service in PS and CS domains, including multi-media content, roamin

Customized Alerting Tones (CAT) Requirements

Specifies requirements for Customized Alerting Tone service in CS/PS domains, including roaming, interoperability, and m

Push Service Stage 1 Requirements

Defines requirements for push data delivery from initiator to recipient without prior user action, enabling services lik

MBMS Stage 1 Requirements

Defines stage 1 requirements for Multimedia Broadcast/Multicast Service (MBMS), covering broadcast and multicast modes f

VAS for SMS Requirements

Specifies service requirements for new SMS value-added services like forwarding, filtering, storage, auto-reply, and VPN

Presence Service Requirements

Stage 1 requirements for the Presence Service, enabling user availability and device status sharing to support enhanced

Multimedia Messaging Service (MMS) Stage 1

Stage 1 requirements for Multimedia Messaging Service (MMS), defining service capabilities for non-real-time multimedia

Multicall Service Description

Enables multiple simultaneous circuit-switched calls with dedicated bearers, defining provisioning, invocation, and inte

Handover requirements between UTRAN and GERAN

Service requirements for handover to maintain service continuity as terminals move between UTRAN and GERAN radio systems

Services and service capabilities

Defines service capabilities and framework for telecommunication services in 3GPP, including bearer, teleservices, and s

Service Principles for PLMNs

Defines service principles and objectives for 3GPP networks, covering integration, roaming, multimedia, and interworking

Multiple Subscriber Profile (MSP) Phase 2

Enables mobile subscribers to have up to four distinct profiles (e.g., business, home) with separate charging under a si

Name Identification Supplementary Services

Defines Calling Name Presentation (CNAP) supplementary service enabling called parties to receive calling party name inf

Follow Me Service Stage 1 Description

Enables mobile subscriber A to forward calls directed to party B to subscriber A under certain conditions. Uses USSD for

Completion of Calls to Busy Subscriber (CCBS)

Specifies CCBS supplementary service enabling automatic call completion when a busy subscriber becomes idle.

Explicit Call Transfer (ECT) Stage 1 Specification

Defines Explicit Call Transfer service enabling mobile subscribers to connect two other parties and release their own co

USSD Stage 1 Specification

Defines stage 1 requirements for Unstructured Supplementary Service Data (USSD) for transparent text/data transport betw

Call Barring Supplementary Services Stage 1

Defines supplementary services for barring outgoing/incoming calls based on categories like international calls. Include

User-to-User Signalling (UUS)

Supplementary service enabling mobile subscribers to exchange limited user-generated information via signaling channel d

Advice of Charge (AoC) Supplementary Services Stage 1

Defines two AoC services: Information (AoCI) for cost estimation and Charging (AoCC) for prepaid/payphone scenarios. Spe

Closed User Group (CUG) Supplementary Services Stage 1

Defines Closed User Group supplementary service allowing restricted communication within predefined user groups in mobil

MultiParty (MPTY) Supplementary Service Stage 1

Defines MultiParty service enabling simultaneous communication with multiple parties. Includes invocation, management, n

Call Waiting & Hold Supplementary Services Stage 1

Defines Call Waiting and Call Hold supplementary services for mobile networks. Describes service definitions, procedures