ETSI EN 300 092-6:2002 综合业务数字网(ISDN);一号数字用户信令系统(DSS1)协议;呼叫线路识别显示(CLIP)补充服务;第6部分:抽象测试套件(ATS)和部分协议实现 eXtra In
Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. One (DSS1) Protocol; Calling Line Identification Presentation (CLIP) Supplementary Service; Part 6: Abstract Test Suite (ATS) and Partial Protocol Implementation eXtra In