ISO/IEC 15992 : 2003(R2015)现行
INFORMATION TECHNOLOGY - TELECOMMUNICATIONS AND INFORMATION EXCHANGE BETWEEN SYSTEMS - PRIVATE INTEGRATED SERVICES NETWORK - INTER-EXCHANGE SIGNALLING PROTOCOL - CALL PRIORITY INTERRUPTION AND CALL PRIORITY INTERRUPTION PROTECTION SUPPLEMENTARY SERVICES
出版：International Organization for Standardization
专家解读视频
Defines the signalling protocol for the support of the Call Priority Interruption (SS-CPI) and Call Priority Interruption Protection (SS-CPIP) supplementary services at the Q reference point between Private Integrated Services Network Exchanges (PINXs) connected together within a Private Integrated Services Network (PISN).
DIN EN 301656 : 2004 - Identical
CSA ISO/IEC 15992 : 2004(R2019) - Identical
NEN ISO/IEC 15992 : 2003 - Identical
DS EN 301656 : 2006 - Identical
CSA ISO/IEC 15992 : 2004 - Identical
CSA ISO/IEC 15992 : 2004(R2019) - Identical
DIN EN 301656 : 2004 - Corresponds
DS EN 301656 : 2006 - Identical
CSA ISO/IEC 15992 : 2004 - Identical
CSA ISO/IEC 15992 : 2004 : R2014 - Identical
CSA ISO/IEC 15992 : 2004 - Identical
BS ISO/IEC 15992 : 1998 - Identical
NEN ISO/IEC 15992 : 2003 - Identical
