Information technology — Telecommunications and information exchange between systems — Private Integrated Services Network — Specification, functional model and information flows — Do not disturb and do not disturb override supplementary services ISO/IEC 14842:1996
Publication date:
Oct 10, 1996
General information
90.93Standard confirmedSep 20, 2006
ISO/IEC
ISO/IEC JTC 1/SC 6
Telecommunications and information exchange between systems