Standards
[CURRENT]
XP Z82-245-1
; XP I-ETS 300245-1:1996-12-01
XP Z82-245-1
; XP I-ETS 300245-1:1996-12-01
Integrated Services Digital Network (ISDN). Technical characteristics of telephony terminals. Part 1: general
Title (German)
ISDN. TECHNISCHE KENNWERTE VON TELEFONENDGERAETEN. TEIL 1: ALLGEMEINES