ETSI TS 186 015-1-2009 电信和互联网融合业务及高级网络协议(TISPAN).PSTN/ISDN仿真业务:显式通信转移(ECT).第1部分:协议实现一致性声明(PICS)(版本2.1.1)
Telecommunications and Internet converged Services and Protocols for Advanced Networking (TISPAN); PSTN/ISDN simulation services: Explicit Communication Transfer (ECT); Part 1: Protocol Implementation conformance Statement (PICS)