说明：  这是NS2网络仿真实例，包含两个tcl脚本文件，内容是模拟多个无线节点运用DSDV路由协议进行传输的情况。对于初学者有很好的示范作用。
(This is the NS2 network simulation example, contains two tcl script file, the contents of multiple wireless nodes is simulated using DSDV routing protocol for transmission of the situation. For beginners there is a good example.)