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2280 TTAT.3G-23.057V19.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Mobile Execution Environment (MExE); Functional description; Stage 2(Release 19) 2026-02-02
2279 TTAT.3G-23.060V19.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;General Packet Radio Service (GPRS); Service description; Stage 2(Release 19) 2026-02-02
2278 TTAT.3G-23.066V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Support of Mobile Number Portability (MNP); Technical realization; Stage 2(Release 19) 2026-02-02
2277 TTAT.3G-23.067V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;enhanced Multi-Level Precedence and Pre-emption Service (eMLPP); Stage 2(Release 19) 2026-02-02
2276 TTAT.3G-23.072V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Call Deflection (CD) supplementary service; Stage 2(Release 19) 2026-02-02
2275 TTAT.3G-23.078V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Customised Applications for Mobile network Enhanced Logic (CAMEL) Phase 4; Stage 2(Release 19) 2026-02-02
2274 TTAT.3G-23.079V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Support of Optimal Routeing (SOR); Technical realization(Release 19) 2026-02-02
2273 TTAT.3G-23.081V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Line Identification supplementary services; Stage 2(Release 19) 2026-02-02
2272 TTAT.3G-23.082V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Call Forwarding (CF) supplementary services; Stage 2(Release 19) 2026-02-02
2271 TTAT.3G-23.083V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Call Waiting (CW) and Call Hold (HOLD) supplementary services; Stage 2(Release 19) 2026-02-02