Home / Standards / GB/T 11015-1989 GB/T 11015-1989 Active Interface between data terminal equipment and automatic calling equipment for data communication 数据通信用数据终端设备和自动呼叫设备之间的接口 Standard Type GBT ICS 33.040.50 CCS L78 Status 现行 Issue Date 1989-03-31 Implementation 1990-01-01 Responsible Dept 工业和信息化部（通信） Drafting Unit N/A