DIN ETS 300049 : 1998
DIN ETS 300049 : 19981472386
DIN ETS 300049 : 1998
Title: Integrated Services Digital Network (ISDN) - ISDN Packet Mode Bearer Services (PMBS) - ISDN Virtual Call (VC) and Permanent Virtual Call (PVC) bearer services provided by the D-channel of the user access; basic and primary rate; English version ETS 300049:1997
Year: 1998
Publisher: DIN
Availability: Within 1-2 working days
Title: Integrated Services Digital Network (ISDN) - ISDN Packet Mode Bearer Services (PMBS) - ISDN Virtual Call (VC) and Permanent Virtual Call (PVC) bearer services provided by the D-channel of the user access; basic and primary rate; English version ETS 300049:1997
Year: 1998
Publisher: DIN
Availability: Within 1-2 working days
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