在Linux利用Libpcap实现的一个数据包捕获获程序，能捕获TCP,UDP,ICMP等类型数据包。 -Use in Linux the Libpcap to achieve a packet capture the received program, able to capture TCP, UDP, and ICMP, and other types of packets.

基于Qt的icmp协议，适合Linux的网络协议开发！(ICMP Protocol Based on Qt,Development of network protocol suitable for Linux.)