标准号:ETS 300 359-3-2001
英文标准名称:Integrated Services Digital Network (ISDN); Completion of Calls to Busy Subscriber (CCBS) Supplementary Service; Digital Subscriber Signalling System No. One (DSS1) Protocol; Part 3: Test Suite Structure and Test Purposes (TSS&TP) Specification for the U
标准状态:W
标准类型:国际标准