160kbit/s 用户线数字倍增设备进网要求
Requirement for 160 kbit/s subscriber line digital multigain equipment joined to national public telecommunication network
标准状态
发布于：1997-11-25
实施于：1998-08-01
已废止
基本信息
内容预览
Requirement for 160 kbit/s subscriber line digital multigain equipment joined to national public telecommunication network