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ETSI ETS 300 514
- Digital cellular telecommunications system (Phase 2) (GSM); Line identification supplementary services; Stage 1 (GSM 02.81 version 4.6.1)
- standard by European Telecommunications Standards Institute, 06/01/1998
- Publisher: ETSI
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SUBJECT Presentation of add'l calling party number if received in a GSM network from the originating or destination network. adaptation of GSM behaviour to the rules used in ISDN networks.