NBN ETS 300 048 : 1999
Current
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INTEGRATED SERVICES DIGITAL NETWORK (ISDN); ISDN PACKET MODE BEARER SERVICES (PMBS) - ISDN VIRTUAL CALL (VC) AND PERMANENT VIRTUAL CIRCUIT (PVC) BEARER SERVICES PROVIDED BY THE B-CHANNEL OF THE USER ACCESS-BASIC AND PRIMARY RATE
Published date
12-01-2013
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