ETSI PRETS 300 080-1-1995 综合业务数字网(ISDN).用于远程通信终端的ISDN低层协议.第1部分:设置文件要求列表(RL)和设置文件专用实现一致性声明(ICS)(第2版)
Integrated Services Digital Network (ISDN); ISDN Lower Layer Protocols for Telematic Terminals; Part 1: Profile and Requirements List (RL) and Profile Specific Implementation Conformance Statement (ICS) Second Edition