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    ETSI TS 122 081Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Line Identification supplementary services; Stage 1 (3GPP TS 22.081 version 13.0.0 Release 13)standard by European Telecommunications Standards Institute, 01/01/2016

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    ETSI TS 122 083Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Call Waiting (CW) and Call Holding (HOLD); Supplementary Services; Stage 1 (3GPP TS 22.083 version 13.0.0 Release 13)standard by European Telecommunications Standards Institute,...

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    ETSI TS 122 079Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Support of Optimal Routeing (SOR); Service definition; Stage 1 (3GPP TS 22.079 version 13.0.0 Release 13)standard by European Telecommunications Standards Institute, 01/01/2016

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    ETSI TS 122 072Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Call Deflection (CD) service description; Stage 1 (3GPP TS 22.072 version 13.0.0 Release 13)standard by European Telecommunications Standards Institute, 01/01/2016

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    ETSI TS 122 067Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); enhanced Multi Level Precedence and Pre-emption service (eMLPP); Stage 1 (3GPP TS 22.067 version 13.0.0 Release 13)standard by European Telecommunications Standards Institute, 01/01/2016

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    ETSI TS 122 085Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Closed User Group (CUG) supplementary services; Stage 1 (3GPP TS 22.085 version 13.0.0 Release 13)standard by European Telecommunications Standards Institute, 01/01/2016

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    ETSI TS 122 087Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); User-to-User Signalling (UUS); Service description; Stage 1 (3GPP TS 22.087 version 13.0.0 Release 13)standard by European Telecommunications Standards Institute, 01/01/2016

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    ETSI EN 301 650Digital Enhanced Cordless Telecommunications (DECT); DECT Multimedia Access Profile (DMAP); Application Specific Access Profile (ASAP)standard by European Telecommunications Standards Institute, 04/01/2002

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    ETSI TS 122 121Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Service aspects; The Virtual Home Environment; Stage 1 (3GPP TS 22.121 version 5.3.0 Release 5)standard by European Telecommunications Standards Institute, 03/01/2002

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    ETSI TS 122 091Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Explicit Call Transfer (ECT) supplementary service; Stage 1 (3GPP TS 22.091 version 13.0.0 Release 13)standard by European Telecommunications Standards Institute, 01/01/2016

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    ETSI TS 122 088Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Call Barring (CB) supplementary services; Stage 1 (3GPP TS 22.088 version 13.0.0 Release 13)standard by European Telecommunications Standards Institute, 01/01/2016

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    ETSI TS 101 376-3-21GEO-Mobile Radio Interface Specifications; Part 3: Network specifications; Sub-part 21: Position Reporting services; Stage 2 Service description; GMR-1 03.299standard by European Telecommunications Standards Institute, 04/01/2002

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