Information technology -- Telecommunications and information exchange between systems -- Private Integrated Services Network -- Inter-exchange signalling protocol -- Call offer supplementary service
This standard has been revised by ISO/IEC 14843:2003
Describes the signalling protocol for the support of the Call Offer supplementary service (SS-CO) at the Q reference point between Private Integrated Services Network Exchanges (PINXs) connected together within a Private Integrated Services Network (PISN).
A standard is reviewed every 5 years
Revisions / Corrigenda