Standards
[CURRENT]
NF Z82-186
; NF ETS 300186:1995-04-01
NF Z82-186
; NF ETS 300186:1995-04-01
Integrated Services Digital Network (ISDN). Three-party (3PTY) supplementary service. Service description
Title (German)
INTEGRATED SERVICES DIGITAL NETWORK (ISDN). DIENSTMERKMAL DREIERVERBINDUNG. DIENSTBESCHREIBUNG