标准号:ETS 300 210-1-1996
中文标准名称:ETS 300 210-1-1996
英文标准名称:Integrated Services Digital Network (ISDN); Freephone (FPH) Supplementary Service; Digital Subscriber Signalling System No. One (DSS1) Protocol; Part 1: Protocol Specification
发布日期:1996-01-01
实施日期:2014-04-23