Use of X.200-Series Protocols in CCITT Applications - Open Systems Interconnection - General Connection Mode Protocol Specifications (Study Group VII) 7 pp
国外标准现行
标准号:ITU-T X.220-1993
标准名称: CCITT用X.200系列协议
英文名称:Use of X.200-Series Protocols in CCITT Applications - Open Systems Interconnection - General Connection Mode Protocol Specifications (Study Group VII) 7 pp