It ex-plores the speciality of Hybrid-Fiber Coax(HFC)or all-coax based interactive full service networks,explains why legacy MAC techniques do not fit for this network.

• 分析了混合光纤同轴电缆(HFC)或纯有线电缆交互式全功能网络的特殊性,指出了它们为什么不能采用传统的MAC技术。