ETSI
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Representing members from 54 countries, ETSI promotes worldwide standardization in telecommunications, broadcasting and information technology. The work of ETSI is closely aligned with the market needs of network operators, manufacturers, service providers, research institutions, and end users.
ETSI TS 100 514
Digital cellular telecommunications system (Phase 2+) (GSM); Line identification Supplementary Servi
$11.00 $21.51
ETSI TS 100 515
Digital cellular telecommunications system (Phase 2+) (GSM); Call Forwarding (CF) Supplementary Serv
$17.00 $33.00
ETSI TS 100 516
Digital cellular telecommunications system (Phase 2+) (GSM); Call Waiting (CW) and Call Holding (HOL
$9.00 $17.50
ETSI TS 100 517
Digital cellular telecommunications system (Phase 2+) (GSM); MultiParty (MPTY) Supplementary Service
$9.00 $17.50
ETSI TS 100 518
Digital cellular telecommunications system (Phase 2+) (GSM); Closed User Group (CUG) Supplementary S
$11.00 $21.51
ETSI TS 100 519
Digital cellular telecommunications system (Phase 2+) (GSM); Advice of Charge (AoC) Supplementary Se
$9.00 $17.50
ETSI TS 100 520
Digital cellular telecommunications system (Phase 2+) (GSM); Call Barring (CB) Supplementary Service
$11.00 $21.51
ETSI TS 100 521
Digital cellular telecommunications system (Phase 2+) (GSM); Network functions (GSM 03.01 version 7.
$11.00 $21.51
ETSI TS 100 522
Digital cellular telecommunications system (Phase 2+) (GSM); Network architecture (GSM 03.02 version
$15.00 $29.50
ETSI TS 100 524
Digital cellular telecommunications system (Phase 2+) (GSM); Signalling requirements relating to rou
$11.00 $21.51
ETSI TS 100 525
Digital cellular telecommunications system (Phase 2+) (GSM); Restoration procedures (GSM 03.07 versi
$13.00 $25.50
ETSI TS 100 526
Digital cellular telecommunications system (Phase 2+); Organization of subscriber data (3GPP TS 03.0
$19.00 $37.00
ETSI TS 100 527
Digital cellular telecommunications system (Phase 2+) (GSM); Handover procedures (GSM 03.09 version
$32.00 $63.00
ETSI TS 100 528
Digital cellular telecommunications system (Phase 2+); GSM Public Land Mobile Network (PLMN) connect
$29.00 $58.50
ETSI TS 100 530
Digital cellular telecommunications system (Phase 2+) (GSM); Location registration procedures (GSM 0
$7.00 $14.00