说明：  。作者结合该实例详细说明了NS2 中随机场景的生成和tcl 脚本编写方法，同时为了在仿真环境下对网络协议进行性能评价，本文对仿真结果进行了有效的分析和处理。
(. Authors in conjunction with the detailed description of examples of NS2 random scene generation and tcl scripting method, the same time, under the simulation environment in order to carry out performance evaluation of network protocols, this paper simulation results of effective analysis and processing.)