ETSI ETS 300 188- 3-1996 综合业务数字网(ISDN).三方(3PTY)补充业务.1号数字用户信令系统(DSS1)协议.第3部分:用户用测试套件结构和测试目的(TSS&TP)规范?
Integrated Services Digital Network (ISDN); Three-Party (3PTY) Supplementary Service; Digital Subscriber Signalling System No. One (DSS1) Protocol; Part 3: Test Suite Structure and Test Purposes (TSS&TP) Specification for the User