主机端口扫描是网络安全检测的主要手段，它可以确定目的主机中处于打开状态的端口，从而确定目的主机已经开启的服务类型，对维付主机系统的安全性具有重要作用。-Host Port scanning is the primary means of network security testing, it can determine the destination host is on the port, the destination host to determine the type of servi