NF Z82-130-4*NF EN 300130-4:2001 综合业务数字网(ISDN).恶意呼叫识别(MCID)补充业务.数字用户信号系统第1号(DSS1)协议.第4部分:用户的抽象试验组和试验形式规范分部协议执行额外信息
Integrated Services Digital Network (ISDN) - Malicious Call Identification (MCID) supplementary service - Digital Suscriber Signalling System No one (DSS1) protocol - Part 4 : Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information