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4560 TTAT.3G-23.946V18.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Guidelines for CAPIF Usage(Release 18) 2025-05-02
4559 TTAT.3G-24.007V19.1.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Mobile radio interface signalling layer 3; General Aspects(Release 19) 2025-05-02
4558 TTAT.3G-24.008V19.1.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Mobile radio interface Layer 3 specification; Core network protocols; Stage 3(Release 19) 2025-05-02
4557 TTAT.3G-24.080V18.6.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Mobile radio interface layer 3 supplementary services specification; Formats and coding(Release 18) 2025-05-02
4556 TTAT.3G-24.080V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Mobile radio interface layer 3 supplementary services specification; Formats and coding(Release 19) 2025-05-02
4555 TTAT.3G-24.186V18.3.1 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;IMS Data Channel applications; Protocol specification(Release 18) 2025-05-02
4554 TTAT.3G-24.186V19.1.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;IMS Data Channel applications; Protocol specification(Release 19) 2025-05-02
4553 TTAT.3G-24.193V18.8.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;5G System;Access Traffic Steering, Switching and Splitting (ATSSS); Stage 3(Release 18) 2025-05-02
4552 TTAT.3G-24.193V19.1.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;5G System;Access Traffic Steering, Switching and Splitting (ATSSS); Stage 3(Release 19) 2025-05-02
4551 TTAT.3G-24.229V11.31.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;IP multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP); Stage 3(Release 11) 2025-05-02