The communication protocol is designed in term of three layers: Physical layer, Media Access Control layer and Logic Link Control layer.
本通信协议分为物理层、介质访问控制层和逻辑链路控制层三层设计。
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。
The CDPD system has a complex media access control (MAC) layer in order to make full use of mobile channels.
为了很好地利用移动信道，CDPD系统有一个功能复杂的MAC(媒质接入控制)层。
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