ETSI PRETS 300 096-1991 综合业务数字网(ISDN).被叫线路识别表示(COLP)和被叫线路识别限制(COIR)补充业务.功能性能力和信息流
Integrated Services Digital Network (ISDN); Connected Line Identification Presentation (COLP) and Connected Line Identification Restriction (COLR) Supplementary Services Functional Capabilities and Information Flows