NF Z88-120*NF EN 302120:2004 高级网络的服务和协议 带SIG 4/PNNI1.0/AINI信令规范的载体独立呼叫控制协议的操作
Services and Protocols for Advanced Network (SPAN) - Operation of the Bearer Independant Call Control (BICC) protocol with SIG.4/PNNI1.0/AINI signalling specification (V1.1.1)