本文分析了HFC接入网和ATM网络互支持技术 ,根据HFC接入网与ATM网络相连的相关接口、协议和网络完备性目标 ,给出了一个与HFC接入网相连的ATM宽带传输网的组网优化方案。本文提出的工程性完备网络概念及优化分析原则可作为工程网络优化设计的一种依据和参考 ,使设计具有更高的网络先进性和更强的网络实用性 This paper analyzes the HFC access network and ATM network mutual support technology, according to the HFC access network and the ATM network connected to the relevant interfaces, protocols and network completeness goals, and an HFC access network connected to the ATM broadband transmission network Network optimization program. The concept of engineering complete network and the principle of optimization analysis proposed in this paper can be used as a basis and reference for engineering network optimization design to make the design have a higher network advanced and more network practicality