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 control in a separated call and bearer control
宽带综合业务数字网(B-ISDN)和宽带专用综合业务网(B-PISN);数字用户信令系统2号(DSS2)、宽带交换间信令(B-QSIG)和信令系统7号(SS7);独立呼叫和承载控制中的呼叫控制