ETSI ETS 300 097-6-1997 综合服务数字网(ISDN).被接线识别显示(COLP)补充业务,1号数字用户信令系统(DSS1)协议.第6部分:抽象测试套件(ATS)和部分协议实现附加测试信息(PIXIT)的形式规范
Integrated Services Digital Network (ISDN); Connected Line Identification Presentation (COLP) Supplementary Service; Digital Subscriber Signalling System No. One (DSS1) Protocol; Part 6: Abstract Test Suite (ATS) and Partial Protocol Implementation eXtra