扫描TCP端口是入侵者搜集目标主机开放端口的常用手法之一，而多线程的扫描能大大加快扫描速度。设置要扫描的起始IP和结束IP，开对应IP主机端口是否回复来证明是否开放-TCP port scan is a collection of target host intruder port open one of the common practices, and multi-threaded scanning can greatly speed up the scanning speed. Set u

ping utility used for pinging proxy

目录树，VC做的界面，显示电脑中所有的文件夹，和电脑上的工具上的文件夹选项点击后的效果差不多，-Directory tree, VC interface to do shows all folders in your computer, and computer tool click Folder Options on the effect of post similar to

一个扫描器引擎源码，在linux平台下，用C++编写，利用套接字编程-A scanner engine source code, the linux platform, written with C++, using socket programming