Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Teleaction service; Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the Service Provider Terminal (SPT)
综合业务数字网(ISDN);数字用户信令系统第一号(DSS1)协议;远程行动服务;第5部分:服务提供商终端(SPT)的测试套件结构和测试目的(TSS&TP)规范