可检测当前系统内默认网卡的实时流量,呵呵！BCB6写的测试程序，稍微修改，就可以做的检测系统内的所有网卡的实时流量哦！-The current system can detect the default real-time traffic card, huh, huh! BCB6 written test procedure, slightly modified, they can make the detection system of all real-time flow Oh card!