该文件描述了在NS2环境下节点扩展的C++代码，共有4种类型的节点，它们是源节点、中继节点、编码节点和译码节点。要求中继节点可以复制完成复制功能，编码和译码节点具有编码和译码功能。-the file descr ipt a C++ node coding in NS2 .the node include four types:send node,relay node,receive node and coding node

tcl coding in ns2 for routing protocols-tcl coding in ns2 for routing protocols

this the basic example of ns2 coding.-this is the basic example of ns2 coding.