tcpdump 常用命令

wireshark抓包抓取服务器10.20.1.101上的包，使用网络接口wlan
./tcpdump -vvv host 192.168.137.142 and 10.20.1.101 and ! port 23 -w rtmp.cap
./tcpdump -vvv host  port 9013 -w ppt.cap