VC++ SYN高速端口扫描器源代码,这里并不是利用connect 进行三次握手探测的，而是利用SYN形式进行一次握手探测,所以速度非常的快。-VC++ SYN-port scanners source code, not here three connect handshake detection, but to use a form of SYN handshake detection, so the speed is very fast.