DIN EN 302092-1:2000
宽带综合业务数字网(B-ISDN)和宽带专用综合业务网(PSTNS).数字用户用2号信令系统.宽带内部交换信令(B-QSIG)和7号信令系统(SS7).分别呼叫和承载控制环境中的呼叫控制.第1部分:协议规范
Broadband Integrated Services Digital Network (B-ISDN) and Broadband Private Integrated Services Network (B-PISN) - Digital Subscriber Signalling System No. two (DSS2); Broadband Inter-Exchange Signalling (B-QSIG) and Signalling System No. 7 (SS7); call c