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No. 표준번호 표준명 제/개정일 ▼
14434 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
14433 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
14432 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
14431 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
14430 TTAT.3G-23.084V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Multi Party (MPTY) supplementary service; Stage 2(Release 19) 2026-02-02
14429 TTAT.3G-23.085V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Closed User Group (CUG) supplementary service; Stage 2(Release 19) 2026-02-02
14428 TTAT.3G-23.086V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Advice of Charge (AoC) supplementary services; Stage 2(Release 19) 2026-02-02
14427 TTAT.3G-23.087V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;User-to-User Signalling (UUS) supplementary service; Stage 2(Release 19) 2026-02-02
14426 TTAT.3G-23.088V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Call Barring (CB) Supplementary Services; Stage 2(Release 19) 2026-02-02
14425 TTAT.3G-23.090V19.0.0 3rd Generation Partnership Project;Technical Specification Group Core Network and Terminals;Unstructured Supplementary Service Data (USSD); Stage 2(Release 19) 2026-02-02