Digital Exchange Measurements - Digital Local, Transit, Combined and International Exchanges in Integrated Digital Networks and Mixed Analogue-Digital Networks - Supplements (Study Group XI) 15 pp
标准号:ITU-T Q.544-1989
标准名称: 数据交换测量-局部数据,联合,传输和国际交换
英文名称:Digital Exchange Measurements - Digital Local, Transit, Combined and International Exchanges in Integrated Digital Networks and Mixed Analogue-Digital Networks - Supplements (Study Group XI) 15 pp
标准类型:国外标准
标准状态:现行
中国标准分类号(CCS):M32
国际标准分类号(ICS):35.200