libpcap 是 unix/linux 平台下的网络数据包捕获函数包，大多数网络监控软件都以它为基础。Libpcap 可以在绝大多数类 unix 平台下工作 -libpcap is a unix/linux platform network packet capture function package, the majority of network monitoring software based on it. Libpcap can type in the vast majorit