sntop是一个基于curses的控制台工具，用来监听主机的网络连通性。支持的功能包括：颜色支持，安全终端模式，守护模式，和生成html。-sntop is a curses-based console tool to be used for monitoring mainframe connectivity. Support features include : color support, security terminal mode, guard mode, and generate ht

配置IP地址信息，更好的去管理计算机之间的连通性。-Configure IP address information, the better to manage the connectivity between computers.

实现linux平台下的ping功能，测试网络连通性(Linux platform to achieve the ping function, to test network connectivity)