ECMA 264 : 3ED 2001现行
PRIVATE INTEGRATED SERVICES NETWORK (PISN) - INTER-EXCHANGE SIGNALLING PROTOCOL - CALL PRIORITY INTERRUPTION AND CALL PRIORITY INTERRUPTION PROTECTION SUPPLEMENTARY SERVICES (QSIG-CPI(P))
出版：European Computer Manufacturers Association
专家解读视频
基本信息
标准编号： ECMA 264 : 3ED 2001
标准类别：Standard
出版单位：European Computer Manufacturers Association
标准页数：0
标准简介
Defines the signalling protocol for supporting 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 within a Private Integrated Services Network (PISN). Not applicable to calls using the circuit-mode multiple rate bearer service.
等同采用的国际标准
EN 301 656 : 1.2.1 - Corresponds
