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.

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。

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Comcast's XFINITY Home Security service provides intrusion and fire protection in addition to a host of interactive features including home monitoring, home management and energy management services, with the added benefits of web and mobile access.

ENGADGET: Xfinity Home Security makes home monitoring and management Comcastic (video)