Essential requirements for connection of terminal equipment to analogue interfaces of public switched telecommunications networks using either the earth calling, the loop calling, disconnect clearing, the loop calling, guarded clearing or the loop calling
标准号:PD 7002-1995
标准名称: 使用地面呼叫,环呼,无连接清零,环呼,防护清零或环呼,无防护清零公共开关电信网络模拟接口终端设备连接的基本要求
英文名称:Essential requirements for connection of terminal equipment to analogue interfaces of public switched telecommunications networks using either the earth calling, the loop calling, disconnect clearing, the loop calling, guarded clearing or the loop calling
标准类型:国外标准
标准状态:现行
中国标准分类号(CCS):M30