Standards
[CURRENT]
NF Z83-568
; NF ETS 300568:1998-04-01
NF Z83-568
; NF ETS 300568:1998-04-01
Digital cellular telecommunications system (Phase 2). Multi Party Supplementary services (MPTY). Stage 3. (GSM 04.84)
Title (German)
ZELLULARES DIGITALES FUNKKOMMUNIKATIONSSYSTEM (PHASE 2). KONFERENZSCHALTUNGS (MPTY)-ZUSATZDIENSTE. STUFE 3. (GSM 04.84)