基于 TCP 标志的过滤器[root@localhost ~]# tcpdump -i any "tcp[tcpflags] & tcp-ack !=0" -c5dropped privs to tcpdumptcpdump: verbose output suppressed, use -v or -vv for full protocol decodelistening on any, link-type LINUX_SLL (Linux cooked), capture size 262144 bytes16:25:08.738925 IP localho...【阅读全文】