The existing techniques mainly analyze network layer protocols and transport layer protocols.
当前主要方法是对网络层和传输层协议进行分析。
In the research domains of wireless sensor networks, the design of routing protocol is becoming the core of the network-layer protocols.
在无线传感器网络的各个研究领域中,路由协议的设计逐渐成为网络层研究的核心。
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