DIN EN 60728-7-2:2005
电视信号、声音信号和交互信号设备用电缆网络.第7-2部分:混合光纤同轴电缆外部线缆状况监测.媒体访问控制层规范
Cable networks for television signals, sound signals and interactive services - Part 7-2: Hybrid fibre coax outside plant status monitoring - Media Access Control (MAC) layer specification (IEC 60728-7-2:2003); German version EN 60728-7-2:2005, text in En