：网络仿真是研究通信网络技术的有效工具。仿真模拟功能提供了实际网络和仿真器交互的能力。该文介绍了NS一2的结构及网络

仿真的设计流程，重点分析了网络仿真NS一2中仿真模拟功能的设计和实现-: Network simulation is an effective communication network technology research tools. Simulation feature provides a real network and the ability to interact with the emulator. This paper describes the structure of NS-2 network simulation and design process, the focus of the network simulator NS-2 simulation features in the design and implementation of