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1580 TTAT.3G-29.007V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;General requirements on interworking between the Public Land Mobile Network (PLMN) and the Integrated Services Digital Network (ISDN) or Public Switched Telephone Network (PSTN)(Release 19) 2026-02-02
1579 TTAT.3G-29.010V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Information element mapping between Mobile Station - Base Station System (MS - BSS) and Base Station System - Mobile-services Switching Centre (BSS - MSC); Signalling Procedures and the Mobile Application Part (MAP)(Release 19) 2026-02-02
1578 TTAT.3G-29.011V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Signalling Interworking for supplementary services(Release 19) 2026-02-02
1577 TTAT.3G-29.013V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Signalling interworking between ISDN supplementary services; Application Service Element (ASE) and Mobile Application Part (MAP) protocols(Release 19) 2026-02-02
1576 TTAT.3G-29.016V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;General Packet Radio Service (GPRS); Serving GPRS Support Node (SGSN) - Visitors Location Register (VLR); Gs interface network service specification(Release 19) 2026-02-02
1575 TTAT.3G-29.018V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;General Packet Radio Service (GPRS); Serving GPRS Support Node (SGSN) - Visitors Location Register (VLR); Gs interface layer 3 specification(Release 19) 2026-02-02
1574 TTAT.3G-29.060V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;General Packet Radio Service (GPRS); GPRS Tunnelling Protocol (GTP) across the Gn and Gp interface(Release 19) 2026-02-02
1573 TTAT.3G-29.079V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Optimal media routeing within the IP Multimedia Subsystem (IMS); Stage 3(Release 19) 2026-02-02
1572 TTAT.3G-29.108V19.0.0 3rd Generation Partnership Project;Technical Specification Group Radio Access Network;Application of the Radio Access Network Application Part (RANAP) on the E-interface(Release 19) 2026-02-02
1571 TTAT.3G-29.109V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Generic Authentication Architecture (GAA); Zh and Zn Interfaces based on the Diameter protocol; Stage 3(Release 19) 2026-02-02