sniffer源程序，是在屏幕上打印出捕获的数据包的协议类型及其它相关信息。如：源IP地址，目的IP地址，源端口，目的端口等信息。-sniffer source code, is printed on the screen to capture the data packet protocol type, and other relevant information. Such as: the source IP address, the purpose of IP address, sourc
