解释下面这些tcpdump的输出结果。

[人生如]

请解释下面这些tcpdump的输出结果。 20:01:18.917284 IP 192.168.1.109.59480>192.168.1.103.3333：Flags [s]， 8eq 2241056531,win 29200,options ],length 0 20:01:19.078525 IP 192.168.1.103.3333>192.168.1.109.59480：Flags [S.]， 8eq 1974691759,ack 2241056532,win 28960,options ],length 0 20:01:19.078577IP 192.168.1.109.59480>192.168.1.103.3333：Flags[.]， 20:01:22.505967IP192.168.1.109.59480>192.168.1.103.3333：Flags [P.]， seq 2241056532:2241056538,ack 1974691760,win 229,options [],length 6 20:01:22.508467IP192.168.1.103.3333>192.168.1.109.59480:Flags[.]， 20:01:23.738577IP 192.168.1.109.59480>192.168.1.103.3333:Flags [F.]， seq 2241056538,ack 1974691760,win 229,options [],length 0 20:01:23.794139IP192.168.1.103.3333>192.168.1.109.59480:Flags [F.]， seq 1974691760,ack 2241056539,win 227,options [],length 0 20:01:23.794175IP192.168.1.109.59480>192.168.1.103.3333:Flags[.]， ack 1974691761,win 229,options [],length 0