该程序实现了把一个程序的通讯端口映射为其它端口,支择TCP,UDP端口映射-The program implements a program to the communications port mapping for other ports, supporting optional TCP, UDP port mapping

完整的NAT（网络地址转换系统）技术实现程序包，分3个部分：1)路由器 2)TCP映象 3)UDP映象-Integrity of the NAT (network address translation system) package technology, sub-3 parts: 1) Router 2) TCP mapping 3) UDP Mappings

Basically,Port Forwarding is that you can set your router to let internet users access your computer that behind your router.You router have a public ip and your computer just have a private ip.Internet users can just directly access your router,but

自动登录贴图论坛，解析页面内容，根据页面代码查找图片链接并下载-Forum auto login mapping, parsing page content, find the picture link on the page and download the code