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概要介绍了无线网格网(WMN:wireless mesh networks)的发展状况、网络结构及主要优缺点,指出其是构建大规模无线宽带接入网络的一种经济、可行的理想方案;探讨了其安全服务的需求,在重点分析当前链路层和网络层安全协议的基础上,提出基于多信任域的跨层安全架构,来确保无线网格网中灵活高效的安全无线通信。
This paper introduces the development, network structure and main advantages and disadvantages of wireless mesh networks (WMN), and points out that it is an economical and feasible ideal solution for constructing large-scale wireless broadband networks. The security Based on the analysis of the current link layer and network layer security protocols, this paper proposes a cross-layer security architecture based on multi-trust domains to ensure flexible and efficient secure wireless communication in wireless mesh networks.