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Type de carte de crédit

FD Z81-021, FD TBR 21 (05/1999)

FD Z81-021, FD TBR 21 (05/1999)

Terminal Equipment (TE). Attachment requirements for pan-European approval for connection to the analogue Public Switched Telephone Networks (PSTNs) of TE (excluding TE supporting the voice telephony service) in which network addressing, if provided, is by means of Dual Tone Multi Frequency (DTMF) signalling.


Additional Info

Author AFNOR
Editor AFNOR
Document type Standard
Format Paper
expiration_de_validite 1995-11-05
ICS 33.040.35 : Telephone networks
33.050.10 : Telephone equipment
Number of pages 57
Cross references TBR 21:1998,IDT
Weight(kg.) 0.1969
Year 1990
Country France
Keyword Z81021;Z81-021;TBR 21