Standards
[CURRENT]
NF Z82-187
; NF ETS 300187:1994-12-01
NF Z82-187
; NF ETS 300187:1994-12-01
Integrated Services Digital Network (ISDN). Three-party (3PTY) supplementary service. Functional capabilities and information flows
Title (German)
INTEGRATED SERVICES DIGITAL NETWORK (ISDN). DIENSTMERKAL DREIERVERBINDUNG. FUNKTIONELLE FAEHIGKEITEN UND INFORMATIONSFLUESSE